commit 1a2dc3aaaa6a19e3f699cd2ea7fe318340f9b1d2
Author: Persson-dev <sim16.prib@gmail.com>
Date:   Sun Oct 19 13:24:23 2025 +0200

    first commit

diff --git a/ask.grc b/ask.grc
new file mode 100644
index 0000000..9219561
--- /dev/null
+++ b/ask.grc
@@ -0,0 +1,676 @@
+options:
+  parameters:
+    author: simon
+    catch_exceptions: 'True'
+    category: '[GRC Hier Blocks]'
+    cmake_opt: ''
+    comment: ''
+    copyright: ''
+    description: ''
+    gen_cmake: 'On'
+    gen_linking: dynamic
+    generate_options: qt_gui
+    hier_block_src_path: '.:'
+    id: ask
+    max_nouts: '0'
+    output_language: python
+    placement: (0,0)
+    qt_qss_theme: ''
+    realtime_scheduling: ''
+    run: 'True'
+    run_command: '{python} -u {filename}'
+    run_options: prompt
+    sizing_mode: fixed
+    thread_safe_setters: ''
+    title: ASK modulation
+    window_size: (1000,1000)
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [8, 8]
+    rotation: 0
+    state: enabled
+
+blocks:
+- name: freq
+  id: variable
+  parameters:
+    comment: ''
+    value: 858e6
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [336, 24.0]
+    rotation: 0
+    state: enabled
+- name: low_freq
+  id: variable
+  parameters:
+    comment: ''
+    value: freq/scale
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [728, 32.0]
+    rotation: 0
+    state: enabled
+- name: noise
+  id: variable_qtgui_range
+  parameters:
+    comment: ''
+    gui_hint: ''
+    label: Noise Amplitude
+    min_len: '200'
+    orient: QtCore.Qt.Horizontal
+    rangeType: float
+    start: '0'
+    step: '.001'
+    stop: '.1'
+    value: '.03'
+    widget: counter_slider
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [848, 36.0]
+    rotation: 0
+    state: enabled
+- name: samp_rate
+  id: variable
+  parameters:
+    comment: ''
+    value: 2e6
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [200, 12]
+    rotation: 0
+    state: enabled
+- name: scale
+  id: variable
+  parameters:
+    comment: ''
+    value: 75e3
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [600, 16.0]
+    rotation: 0
+    state: enabled
+- name: sps
+  id: variable
+  parameters:
+    comment: ''
+    value: '500'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [456, 24.0]
+    rotation: 0
+    state: enabled
+- name: analog_fastnoise_source_x_0
+  id: analog_fastnoise_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    amp: noise
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    noise_type: analog.GR_GAUSSIAN
+    samples: '8192'
+    seed: '0'
+    type: complex
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [120, 412.0]
+    rotation: 0
+    state: enabled
+- name: analog_sig_source_x_0
+  id: analog_sig_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    amp: '0.7'
+    comment: ''
+    freq: low_freq
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    offset: '0'
+    phase: '0'
+    samp_rate: samp_rate
+    showports: 'False'
+    type: complex
+    waveform: analog.GR_SIN_WAVE
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [136, 140.0]
+    rotation: 0
+    state: enabled
+- name: blocks_add_xx_0
+  id: blocks_add_xx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_inputs: '2'
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [904, 304.0]
+    rotation: 0
+    state: enabled
+- name: blocks_complex_to_mag_0
+  id: blocks_complex_to_mag
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1112, 424.0]
+    rotation: 0
+    state: enabled
+- name: blocks_multiply_xx_0
+  id: blocks_multiply_xx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_inputs: '2'
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [720, 248.0]
+    rotation: 0
+    state: enabled
+- name: blocks_repeat_0
+  id: blocks_repeat
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    interp: sps
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [440, 304.0]
+    rotation: 0
+    state: enabled
+- name: blocks_throttle2_0
+  id: blocks_throttle2
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    ignoretag: 'True'
+    limit: auto
+    maximum: '0.1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samples_per_second: samp_rate
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [472, 176.0]
+    rotation: 0
+    state: enabled
+- name: blocks_throttle2_0_0
+  id: blocks_throttle2
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    ignoretag: 'True'
+    limit: auto
+    maximum: '0.1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samples_per_second: samp_rate
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [440, 440.0]
+    rotation: 0
+    state: enabled
+- name: blocks_vector_source_x_0
+  id: blocks_vector_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    repeat: 'True'
+    tags: '[]'
+    type: complex
+    vector: (0, 1.0/3.0, 2.0/3.0, 1)
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [136, 312.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_const_sink_x_0
+  id: qtgui_const_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: '"blue"'
+    color10: '"dark blue"'
+    color2: '"red"'
+    color3: '"green"'
+    color4: '"black"'
+    color5: '"cyan"'
+    color6: '"magenta"'
+    color7: '"yellow"'
+    color8: '"dark red"'
+    color9: '"dark green"'
+    comment: ''
+    grid: 'False'
+    gui_hint: ''
+    label1: ''
+    label10: ''
+    label2: ''
+    label3: ''
+    label4: ''
+    label5: ''
+    label6: ''
+    label7: ''
+    label8: ''
+    label9: ''
+    legend: 'True'
+    marker1: '0'
+    marker10: '0'
+    marker2: '0'
+    marker3: '0'
+    marker4: '0'
+    marker5: '0'
+    marker6: '0'
+    marker7: '0'
+    marker8: '0'
+    marker9: '0'
+    name: '""'
+    nconnections: '1'
+    size: 1024*8
+    style1: '0'
+    style10: '0'
+    style2: '0'
+    style3: '0'
+    style4: '0'
+    style5: '0'
+    style6: '0'
+    style7: '0'
+    style8: '0'
+    style9: '0'
+    tr_chan: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: complex
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    xmax: '2'
+    xmin: '-2'
+    ymax: '2'
+    ymin: '-2'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1104, 304.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_freq_sink_x_0
+  id: qtgui_freq_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    average: '1.0'
+    axislabels: 'True'
+    bw: samp_rate
+    color1: '"blue"'
+    color10: '"dark blue"'
+    color2: '"red"'
+    color3: '"green"'
+    color4: '"black"'
+    color5: '"cyan"'
+    color6: '"magenta"'
+    color7: '"yellow"'
+    color8: '"dark red"'
+    color9: '"dark green"'
+    comment: ''
+    ctrlpanel: 'False'
+    fc: '0'
+    fftsize: '8192'
+    freqhalf: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label: Relative Gain
+    label1: ''
+    label10: ''''''
+    label2: ''''''
+    label3: ''''''
+    label4: ''''''
+    label5: ''''''
+    label6: ''''''
+    label7: ''''''
+    label8: ''''''
+    label9: ''''''
+    legend: 'True'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    name: '""'
+    nconnections: '1'
+    norm_window: 'False'
+    showports: 'False'
+    tr_chan: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_tag: '""'
+    type: complex
+    units: dB
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    wintype: window.WIN_BLACKMAN_hARRIS
+    ymax: '10'
+    ymin: '-140'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1112, 224.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_0
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Signal 1
+    label10: Signal 10
+    label2: Signal 2
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '1'
+    size: 1024*8
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1384, 344.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_1
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Signal 1
+    label10: Signal 10
+    label2: Signal 2
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '1'
+    size: 1024*8
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: complex
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1104, 144.0]
+    rotation: 0
+    state: enabled
+
+connections:
+- [analog_fastnoise_source_x_0, '0', blocks_throttle2_0_0, '0']
+- [analog_sig_source_x_0, '0', blocks_throttle2_0, '0']
+- [blocks_add_xx_0, '0', blocks_complex_to_mag_0, '0']
+- [blocks_add_xx_0, '0', qtgui_const_sink_x_0, '0']
+- [blocks_add_xx_0, '0', qtgui_freq_sink_x_0, '0']
+- [blocks_add_xx_0, '0', qtgui_time_sink_x_1, '0']
+- [blocks_complex_to_mag_0, '0', qtgui_time_sink_x_0, '0']
+- [blocks_multiply_xx_0, '0', blocks_add_xx_0, '0']
+- [blocks_repeat_0, '0', blocks_multiply_xx_0, '1']
+- [blocks_throttle2_0, '0', blocks_multiply_xx_0, '0']
+- [blocks_throttle2_0_0, '0', blocks_add_xx_0, '1']
+- [blocks_vector_source_x_0, '0', blocks_repeat_0, '0']
+
+metadata:
+  file_format: 1
+  grc_version: 3.10.12.0
diff --git a/manual_mod_ask.grc b/manual_mod_ask.grc
new file mode 100644
index 0000000..5547989
--- /dev/null
+++ b/manual_mod_ask.grc
@@ -0,0 +1,1194 @@
+options:
+  parameters:
+    author: simon
+    catch_exceptions: 'True'
+    category: '[GRC Hier Blocks]'
+    cmake_opt: ''
+    comment: ''
+    copyright: ''
+    description: ''
+    gen_cmake: 'On'
+    gen_linking: dynamic
+    generate_options: qt_gui
+    hier_block_src_path: '.:'
+    id: manual_mod
+    max_nouts: '0'
+    output_language: python
+    placement: (0,0)
+    qt_qss_theme: ''
+    realtime_scheduling: ''
+    run: 'True'
+    run_command: '{python} -u {filename}'
+    run_options: prompt
+    sizing_mode: fixed
+    thread_safe_setters: ''
+    title: Not titled yet
+    window_size: (1000,1000)
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [8, 8]
+    rotation: 0
+    state: enabled
+
+blocks:
+- name: alpha
+  id: variable_qtgui_range
+  parameters:
+    comment: ''
+    gui_hint: ''
+    label: Alpha
+    min_len: '200'
+    orient: QtCore.Qt.Horizontal
+    rangeType: float
+    start: '0.000001'
+    step: '.01'
+    stop: '1'
+    value: '.5'
+    widget: counter_slider
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [952, 4.0]
+    rotation: 0
+    state: enabled
+- name: carrier_freq
+  id: variable
+  parameters:
+    comment: ''
+    value: 868e3
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [664, 16.0]
+    rotation: 0
+    state: enabled
+- name: delay
+  id: variable_qtgui_range
+  parameters:
+    comment: ''
+    gui_hint: ''
+    label: Delay
+    min_len: '200'
+    orient: QtCore.Qt.Horizontal
+    rangeType: int
+    start: '0'
+    step: '1'
+    stop: '10000'
+    value: '1000'
+    widget: counter_slider
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [784, 4.0]
+    rotation: 0
+    state: enabled
+- name: in_samp_rate
+  id: variable
+  parameters:
+    comment: ''
+    value: 10e3
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [304, 16.0]
+    rotation: 0
+    state: enabled
+- name: samp_rate
+  id: variable
+  parameters:
+    comment: ''
+    value: 2e6
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [200, 12]
+    rotation: 0
+    state: enabled
+- name: sps
+  id: variable
+  parameters:
+    comment: ''
+    value: '10'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [432, 16.0]
+    rotation: 0
+    state: enabled
+- name: taps
+  id: variable
+  parameters:
+    comment: ''
+    value: 512-1
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [528, 8.0]
+    rotation: 0
+    state: enabled
+- name: analog_fastnoise_source_x_0
+  id: analog_fastnoise_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    amp: '0.05'
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    noise_type: analog.GR_GAUSSIAN
+    samples: '8192'
+    seed: '0'
+    type: complex
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [912, 460.0]
+    rotation: 0
+    state: enabled
+- name: analog_random_uniform_source_x_0
+  id: analog_random_uniform_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maximum: '2'
+    maxoutbuf: '0'
+    minimum: '0'
+    minoutbuf: '0'
+    seed: '0'
+    type: byte
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [72, 424.0]
+    rotation: 180
+    state: enabled
+- name: analog_sig_source_x_0
+  id: analog_sig_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    amp: '1'
+    comment: ''
+    freq: carrier_freq
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    offset: '0'
+    phase: '0'
+    samp_rate: samp_rate
+    showports: 'False'
+    type: complex
+    waveform: analog.GR_SIN_WAVE
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [712, 332.0]
+    rotation: 180
+    state: enabled
+- name: blocks_add_const_vxx_0
+  id: blocks_add_const_vxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    const: '.5'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [408, 424.0]
+    rotation: 180
+    state: enabled
+- name: blocks_add_const_vxx_0_0
+  id: blocks_add_const_vxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    const: '.5'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [576, 640.0]
+    rotation: 0
+    state: enabled
+- name: blocks_add_const_vxx_1
+  id: blocks_add_const_vxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    const: '-0.5'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1216, 216.0]
+    rotation: 0
+    state: enabled
+- name: blocks_add_xx_0
+  id: blocks_add_xx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_inputs: '2'
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [968, 368.0]
+    rotation: 180
+    state: enabled
+- name: blocks_char_to_float_0
+  id: blocks_char_to_float
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    scale: '1'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [120, 200.0]
+    rotation: 0
+    state: enabled
+- name: blocks_char_to_float_1
+  id: blocks_char_to_float
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    scale: '1'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1240, 400.0]
+    rotation: 180
+    state: enabled
+- name: blocks_complex_to_mag_0
+  id: blocks_complex_to_mag
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1192, 152.0]
+    rotation: 180
+    state: enabled
+- name: blocks_delay_0
+  id: blocks_delay
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    delay: delay
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_ports: '1'
+    showports: 'False'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [136, 648.0]
+    rotation: 0
+    state: enabled
+- name: blocks_float_to_complex_0
+  id: blocks_float_to_complex
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [328, 496.0]
+    rotation: 0
+    state: enabled
+- name: blocks_multiply_const_vxx_0
+  id: blocks_multiply_const_vxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    const: '.5'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [408, 352.0]
+    rotation: 0
+    state: enabled
+- name: blocks_multiply_const_vxx_0_0
+  id: blocks_multiply_const_vxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    const: '.5'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [360, 632.0]
+    rotation: 0
+    state: enabled
+- name: blocks_multiply_const_vxx_1
+  id: blocks_multiply_const_vxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    const: '2'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1456, 248.0]
+    rotation: 0
+    state: enabled
+- name: blocks_multiply_xx_0
+  id: blocks_multiply_xx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_inputs: '2'
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [944, 192.0]
+    rotation: 0
+    state: enabled
+- name: blocks_repeat_0
+  id: blocks_repeat
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    interp: sps
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [112, 712.0]
+    rotation: 180
+    state: enabled
+- name: blocks_throttle2_0
+  id: blocks_throttle2
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    ignoretag: 'True'
+    limit: auto
+    maximum: '0.1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samples_per_second: 10e3
+    type: byte
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [88, 336.0]
+    rotation: 0
+    state: enabled
+- name: blocks_throttle2_1
+  id: blocks_throttle2
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    ignoretag: 'True'
+    limit: auto
+    maximum: '0.1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samples_per_second: 10e3
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [736, 240.0]
+    rotation: 0
+    state: enabled
+- name: blocks_vector_source_x_0
+  id: blocks_vector_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    repeat: 'True'
+    tags: '[]'
+    type: byte
+    vector: '[0] * 150 + [1] * 100 + [0] * 175 + [1] * 25 + [0] * 200 + [1] * 125
+      + [0] * 200 + [1] * 50 + [0] * 500'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [80, 520.0]
+    rotation: 180
+    state: disabled
+- name: digital_binary_slicer_fb_0
+  id: digital_binary_slicer_fb
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1472, 432.0]
+    rotation: 180
+    state: enabled
+- name: digital_map_bb_0
+  id: digital_map_bb
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    map: (-1, 1)
+    maxoutbuf: '0'
+    minoutbuf: '0'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [128, 264.0]
+    rotation: 180
+    state: enabled
+- name: interp_fir_filter_xxx_0
+  id: interp_fir_filter_xxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    interp: sps
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samp_delay: '0'
+    taps: '[1] + [0] * (sps - 1)'
+    type: fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [384, 120.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_freq_sink_x_0
+  id: qtgui_freq_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    average: '1.0'
+    axislabels: 'True'
+    bw: samp_rate
+    color1: '"blue"'
+    color10: '"dark blue"'
+    color2: '"red"'
+    color3: '"green"'
+    color4: '"black"'
+    color5: '"cyan"'
+    color6: '"magenta"'
+    color7: '"yellow"'
+    color8: '"dark red"'
+    color9: '"dark green"'
+    comment: ''
+    ctrlpanel: 'False'
+    fc: '0'
+    fftsize: '1024'
+    freqhalf: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label: Relative Gain
+    label1: ''
+    label10: ''''''
+    label2: ''''''
+    label3: ''''''
+    label4: ''''''
+    label5: ''''''
+    label6: ''''''
+    label7: ''''''
+    label8: ''''''
+    label9: ''''''
+    legend: 'True'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    name: '""'
+    nconnections: '1'
+    norm_window: 'False'
+    showports: 'False'
+    tr_chan: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_tag: '""'
+    type: complex
+    units: dB
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    wintype: window.WIN_BLACKMAN_hARRIS
+    ymax: '10'
+    ymin: '-140'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1440, 136.0]
+    rotation: 0
+    state: disabled
+- name: qtgui_time_sink_x_0
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Signal 1
+    label10: Signal 10
+    label2: Signal 2
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '1'
+    size: '1024'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: complex
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1424, 32.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_1
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Signal 1
+    label10: Signal 10
+    label2: Signal 2
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '1'
+    size: '1024'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1392, 328.0]
+    rotation: 180
+    state: disabled
+- name: qtgui_time_sink_x_2
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Original Signal
+    label10: Signal 10
+    label2: Decoded Signal
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: Encoded Signal
+    nconnections: '1'
+    size: '1024'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '0'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [848, 652.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_2_0
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Theoretical Signal
+    label10: Signal 10
+    label2: Decoded Signal
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: Decoded Signal
+    nconnections: '1'
+    size: '1024'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '0'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [832, 772.0]
+    rotation: 0
+    state: enabled
+- name: root_raised_cosine_filter_0
+  id: root_raised_cosine_filter
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha: alpha
+    comment: ''
+    decim: '1'
+    gain: '6.5'
+    interp: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    ntaps: taps
+    samp_rate: in_samp_rate
+    sym_rate: in_samp_rate/sps
+    type: fir_filter_fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [384, 204.0]
+    rotation: 180
+    state: enabled
+- name: virtual_sink_0
+  id: virtual_sink
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: TX
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [560, 504.0]
+    rotation: 0
+    state: enabled
+- name: virtual_sink_1
+  id: virtual_sink
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: RX
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [744, 504.0]
+    rotation: 180
+    state: enabled
+- name: virtual_sink_2
+  id: virtual_sink
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: square_encoded
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [32, 136.0]
+    rotation: 180
+    state: enabled
+- name: virtual_sink_3
+  id: virtual_sink
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: square_decoded
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1240, 472.0]
+    rotation: 0
+    state: enabled
+- name: virtual_source_0
+  id: virtual_source
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: TX
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [736, 176.0]
+    rotation: 0
+    state: enabled
+- name: virtual_source_1
+  id: virtual_source
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: RX
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1216, 48.0]
+    rotation: 0
+    state: enabled
+- name: virtual_source_2
+  id: virtual_source
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: square_decoded
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [504, 736.0]
+    rotation: 0
+    state: enabled
+- name: virtual_source_3
+  id: virtual_source
+  parameters:
+    alias: ''
+    comment: ''
+    stream_id: square_encoded
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [96, 776.0]
+    rotation: 0
+    state: enabled
+
+connections:
+- [analog_fastnoise_source_x_0, '0', blocks_add_xx_0, '1']
+- [analog_random_uniform_source_x_0, '0', blocks_throttle2_0, '0']
+- [analog_sig_source_x_0, '0', blocks_throttle2_1, '0']
+- [blocks_add_const_vxx_0, '0', blocks_float_to_complex_0, '0']
+- [blocks_add_const_vxx_0_0, '0', qtgui_time_sink_x_2, '0']
+- [blocks_add_const_vxx_1, '0', blocks_multiply_const_vxx_1, '0']
+- [blocks_add_xx_0, '0', virtual_sink_1, '0']
+- [blocks_char_to_float_0, '0', interp_fir_filter_xxx_0, '0']
+- [blocks_char_to_float_0, '0', virtual_sink_2, '0']
+- [blocks_char_to_float_1, '0', virtual_sink_3, '0']
+- [blocks_complex_to_mag_0, '0', blocks_add_const_vxx_1, '0']
+- [blocks_delay_0, '0', blocks_multiply_const_vxx_0_0, '0']
+- [blocks_float_to_complex_0, '0', virtual_sink_0, '0']
+- [blocks_multiply_const_vxx_0, '0', blocks_add_const_vxx_0, '0']
+- [blocks_multiply_const_vxx_0_0, '0', blocks_add_const_vxx_0_0, '0']
+- [blocks_multiply_const_vxx_1, '0', digital_binary_slicer_fb_0, '0']
+- [blocks_multiply_const_vxx_1, '0', qtgui_time_sink_x_1, '0']
+- [blocks_multiply_xx_0, '0', blocks_add_xx_0, '0']
+- [blocks_repeat_0, '0', blocks_delay_0, '0']
+- [blocks_throttle2_0, '0', digital_map_bb_0, '0']
+- [blocks_throttle2_1, '0', blocks_multiply_xx_0, '1']
+- [blocks_vector_source_x_0, '0', blocks_throttle2_0, '0']
+- [digital_binary_slicer_fb_0, '0', blocks_char_to_float_1, '0']
+- [digital_map_bb_0, '0', blocks_char_to_float_0, '0']
+- [interp_fir_filter_xxx_0, '0', root_raised_cosine_filter_0, '0']
+- [root_raised_cosine_filter_0, '0', blocks_multiply_const_vxx_0, '0']
+- [virtual_source_0, '0', blocks_multiply_xx_0, '0']
+- [virtual_source_1, '0', blocks_complex_to_mag_0, '0']
+- [virtual_source_1, '0', qtgui_freq_sink_x_0, '0']
+- [virtual_source_1, '0', qtgui_time_sink_x_0, '0']
+- [virtual_source_2, '0', qtgui_time_sink_x_2_0, '0']
+- [virtual_source_3, '0', blocks_repeat_0, '0']
+
+metadata:
+  file_format: 1
+  grc_version: 3.10.12.0
diff --git a/pulse_shape.grc b/pulse_shape.grc
new file mode 100644
index 0000000..4de2407
--- /dev/null
+++ b/pulse_shape.grc
@@ -0,0 +1,553 @@
+options:
+  parameters:
+    author: simon
+    catch_exceptions: 'True'
+    category: '[GRC Hier Blocks]'
+    cmake_opt: ''
+    comment: ''
+    copyright: ''
+    description: ''
+    gen_cmake: 'On'
+    gen_linking: dynamic
+    generate_options: qt_gui
+    hier_block_src_path: '.:'
+    id: pulse_shape
+    max_nouts: '0'
+    output_language: python
+    placement: (0,0)
+    qt_qss_theme: ''
+    realtime_scheduling: ''
+    run: 'True'
+    run_command: '{python} -u {filename}'
+    run_options: prompt
+    sizing_mode: fixed
+    thread_safe_setters: ''
+    title: Pulse Shape Alpha
+    window_size: (1000,1000)
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [8, 8]
+    rotation: 0
+    state: enabled
+
+blocks:
+- name: alpha
+  id: variable_qtgui_range
+  parameters:
+    comment: ''
+    gui_hint: ''
+    label: Alpha
+    min_len: '200'
+    orient: QtCore.Qt.Horizontal
+    rangeType: float
+    start: '0.000001'
+    step: '.01'
+    stop: '1'
+    value: '.5'
+    widget: counter_slider
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [608, 220.0]
+    rotation: 0
+    state: enabled
+- name: samp_rate
+  id: variable
+  parameters:
+    comment: ''
+    value: 1e6
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [200, 16.0]
+    rotation: 0
+    state: enabled
+- name: sps
+  id: variable
+  parameters:
+    comment: ''
+    value: '10'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [320, 24.0]
+    rotation: 0
+    state: enabled
+- name: taps
+  id: variable
+  parameters:
+    comment: ''
+    value: 512-1
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [456, 280.0]
+    rotation: 0
+    state: enabled
+- name: blocks_delay_0
+  id: blocks_delay
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    delay: '506'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_ports: '1'
+    showports: 'False'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [792, 88.0]
+    rotation: 0
+    state: enabled
+- name: blocks_delay_0_0
+  id: blocks_delay
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    delay: '10'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_ports: '1'
+    showports: 'False'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [952, 432.0]
+    rotation: 0
+    state: enabled
+- name: blocks_delay_0_1
+  id: blocks_delay
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    delay: '20'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_ports: '1'
+    showports: 'False'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [952, 504.0]
+    rotation: 0
+    state: enabled
+- name: blocks_throttle2_0
+  id: blocks_throttle2
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    ignoretag: 'True'
+    limit: auto
+    maximum: '0.1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samples_per_second: samp_rate
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [488, 104.0]
+    rotation: 0
+    state: enabled
+- name: blocks_vector_source_x_0
+  id: blocks_vector_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    repeat: 'True'
+    tags: '[]'
+    type: float
+    vector: '[1] * sps + [0] * (1024-sps)'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [112, 152.0]
+    rotation: 0
+    state: enabled
+- name: blocks_vector_source_x_1
+  id: blocks_vector_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    repeat: 'True'
+    tags: '[]'
+    type: float
+    vector: '[1] + [0] * 1023'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [56, 312.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_freq_sink_x_0
+  id: qtgui_freq_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    average: '1.0'
+    axislabels: 'True'
+    bw: samp_rate
+    color1: '"blue"'
+    color10: '"dark blue"'
+    color2: '"red"'
+    color3: '"green"'
+    color4: '"black"'
+    color5: '"cyan"'
+    color6: '"magenta"'
+    color7: '"yellow"'
+    color8: '"dark red"'
+    color9: '"dark green"'
+    comment: ''
+    ctrlpanel: 'False'
+    fc: '0'
+    fftsize: '1024'
+    freqhalf: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label: Relative Gain
+    label1: ''
+    label10: ''''''
+    label2: ''''''
+    label3: ''''''
+    label4: ''''''
+    label5: ''''''
+    label6: ''''''
+    label7: ''''''
+    label8: ''''''
+    label9: ''''''
+    legend: 'True'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    name: '""'
+    nconnections: '2'
+    norm_window: 'False'
+    showports: 'False'
+    tr_chan: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_tag: '""'
+    type: float
+    units: dB
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    wintype: window.WIN_BLACKMAN_hARRIS
+    ymax: '10'
+    ymin: '-140'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1144, 240.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_0
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Signal 1
+    label10: Signal 10
+    label2: Signal 2
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '2'
+    size: '1024'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1072, 80.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_0_0
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Signal 1
+    label10: Signal 10
+    label2: Signal 2
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '3'
+    size: '1024'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1152, 368.0]
+    rotation: 0
+    state: enabled
+- name: root_raised_cosine_filter_0
+  id: root_raised_cosine_filter
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha: alpha
+    comment: ''
+    decim: '1'
+    gain: '1'
+    interp: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    ntaps: taps
+    samp_rate: samp_rate
+    sym_rate: samp_rate/sps
+    type: fir_filter_fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [624, 372.0]
+    rotation: 0
+    state: enabled
+- name: root_raised_cosine_filter_0_0
+  id: root_raised_cosine_filter
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha: alpha
+    comment: ''
+    decim: '1'
+    gain: sps
+    interp: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    ntaps: taps
+    samp_rate: samp_rate
+    sym_rate: samp_rate/sps
+    type: fir_filter_fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [344, 372.0]
+    rotation: 0
+    state: enabled
+
+connections:
+- [blocks_delay_0, '0', qtgui_freq_sink_x_0, '0']
+- [blocks_delay_0, '0', qtgui_time_sink_x_0, '0']
+- [blocks_delay_0_0, '0', qtgui_time_sink_x_0_0, '1']
+- [blocks_delay_0_1, '0', qtgui_time_sink_x_0_0, '2']
+- [blocks_throttle2_0, '0', blocks_delay_0, '0']
+- [blocks_vector_source_x_0, '0', blocks_throttle2_0, '0']
+- [blocks_vector_source_x_1, '0', root_raised_cosine_filter_0_0, '0']
+- [root_raised_cosine_filter_0, '0', blocks_delay_0_0, '0']
+- [root_raised_cosine_filter_0, '0', blocks_delay_0_1, '0']
+- [root_raised_cosine_filter_0, '0', qtgui_freq_sink_x_0, '1']
+- [root_raised_cosine_filter_0, '0', qtgui_time_sink_x_0, '1']
+- [root_raised_cosine_filter_0, '0', qtgui_time_sink_x_0_0, '0']
+- [root_raised_cosine_filter_0_0, '0', root_raised_cosine_filter_0, '0']
+
+metadata:
+  file_format: 1
+  grc_version: 3.10.12.0
diff --git a/root.grc b/root.grc
new file mode 100644
index 0000000..6a92434
--- /dev/null
+++ b/root.grc
@@ -0,0 +1,585 @@
+options:
+  parameters:
+    author: simon
+    catch_exceptions: 'True'
+    category: '[GRC Hier Blocks]'
+    cmake_opt: ''
+    comment: ''
+    copyright: ''
+    description: ''
+    gen_cmake: 'On'
+    gen_linking: dynamic
+    generate_options: qt_gui
+    hier_block_src_path: '.:'
+    id: root
+    max_nouts: '0'
+    output_language: python
+    placement: (0,0)
+    qt_qss_theme: ''
+    realtime_scheduling: ''
+    run: 'True'
+    run_command: '{python} -u {filename}'
+    run_options: prompt
+    sizing_mode: fixed
+    thread_safe_setters: ''
+    title: Cosine Filter
+    window_size: (1000,1000)
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [8, 8]
+    rotation: 0
+    state: enabled
+
+blocks:
+- name: alpha
+  id: variable_qtgui_range
+  parameters:
+    comment: ''
+    gui_hint: ''
+    label: Alpha
+    min_len: '200'
+    orient: QtCore.Qt.Horizontal
+    rangeType: float
+    start: '0.000001'
+    step: '.01'
+    stop: '1'
+    value: '.5'
+    widget: counter_slider
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [568, 4.0]
+    rotation: 0
+    state: enabled
+- name: samp_rate
+  id: variable
+  parameters:
+    comment: ''
+    value: 1e6
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [200, 12]
+    rotation: 0
+    state: enabled
+- name: sps
+  id: variable
+  parameters:
+    comment: ''
+    value: '10'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [320, 16.0]
+    rotation: 0
+    state: enabled
+- name: taps
+  id: variable
+  parameters:
+    comment: ''
+    value: 512-1
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [416, 8.0]
+    rotation: 0
+    state: enabled
+- name: analog_random_uniform_source_x_0
+  id: analog_random_uniform_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maximum: '2'
+    maxoutbuf: '0'
+    minimum: '0'
+    minoutbuf: '0'
+    seed: '0'
+    type: byte
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [88, 480.0]
+    rotation: 180
+    state: enabled
+- name: blocks_char_to_float_0
+  id: blocks_char_to_float
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    scale: '1'
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [128, 176.0]
+    rotation: 0
+    state: enabled
+- name: blocks_delay_0
+  id: blocks_delay
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    delay: '505'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_ports: '1'
+    showports: 'False'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [752, 144.0]
+    rotation: 0
+    state: enabled
+- name: blocks_delay_0_0
+  id: blocks_delay
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    delay: '510'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_ports: '1'
+    showports: 'False'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [752, 232.0]
+    rotation: 0
+    state: enabled
+- name: blocks_repeat_0
+  id: blocks_repeat
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    interp: sps
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [408, 136.0]
+    rotation: 0
+    state: enabled
+- name: blocks_throttle2_0
+  id: blocks_throttle2
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    ignoretag: 'True'
+    limit: auto
+    maximum: '0.1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samples_per_second: samp_rate/10
+    type: byte
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [104, 376.0]
+    rotation: 0
+    state: enabled
+- name: digital_map_bb_0
+  id: digital_map_bb
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    map: (-1, 1)
+    maxoutbuf: '0'
+    minoutbuf: '0'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [128, 288.0]
+    rotation: 180
+    state: enabled
+- name: interp_fir_filter_xxx_0
+  id: interp_fir_filter_xxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    interp: sps
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samp_delay: '0'
+    taps: '[1] + [0] * (sps - 1)'
+    type: fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [384, 216.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_freq_sink_x_0
+  id: qtgui_freq_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    average: '0.2'
+    axislabels: 'True'
+    bw: samp_rate
+    color1: '"blue"'
+    color10: '"dark blue"'
+    color2: '"red"'
+    color3: '"green"'
+    color4: '"black"'
+    color5: '"cyan"'
+    color6: '"magenta"'
+    color7: '"yellow"'
+    color8: '"dark red"'
+    color9: '"dark green"'
+    comment: ''
+    ctrlpanel: 'False'
+    fc: '0'
+    fftsize: '1024'
+    freqhalf: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label: Relative Gain
+    label1: Cosine Filter
+    label10: ''''''
+    label2: Root Raised Cosine Filter
+    label3: Square Wave
+    label4: ''''''
+    label5: ''''''
+    label6: ''''''
+    label7: ''''''
+    label8: ''''''
+    label9: ''''''
+    legend: 'True'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    name: '""'
+    nconnections: '3'
+    norm_window: 'False'
+    showports: 'False'
+    tr_chan: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_tag: '""'
+    type: float
+    units: dB
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    wintype: window.WIN_BLACKMAN_hARRIS
+    ymax: '10'
+    ymin: '-140'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1408, 400.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_0
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: dark blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: blue
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Square pulse
+    label10: Signal 10
+    label2: Bit impulse
+    label3: Modulated waveform
+    label4: Basic ASK
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '2'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '3'
+    size: '200'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '2'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1408, 72.0]
+    rotation: 0
+    state: enabled
+- name: qtgui_time_sink_x_1
+  id: qtgui_time_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    axislabels: 'True'
+    color1: blue
+    color10: dark blue
+    color2: red
+    color3: green
+    color4: black
+    color5: cyan
+    color6: magenta
+    color7: yellow
+    color8: dark red
+    color9: dark green
+    comment: ''
+    ctrlpanel: 'False'
+    entags: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label1: Signal 1
+    label10: Signal 10
+    label2: Signal 2
+    label3: Signal 3
+    label4: Signal 4
+    label5: Signal 5
+    label6: Signal 6
+    label7: Signal 7
+    label8: Signal 8
+    label9: Signal 9
+    legend: 'True'
+    marker1: '-1'
+    marker10: '-1'
+    marker2: '-1'
+    marker3: '-1'
+    marker4: '-1'
+    marker5: '-1'
+    marker6: '-1'
+    marker7: '-1'
+    marker8: '-1'
+    marker9: '-1'
+    name: '""'
+    nconnections: '1'
+    size: '200'
+    srate: samp_rate
+    stemplot: 'False'
+    style1: '1'
+    style10: '1'
+    style2: '1'
+    style3: '1'
+    style4: '1'
+    style5: '1'
+    style6: '1'
+    style7: '1'
+    style8: '1'
+    style9: '1'
+    tr_chan: '0'
+    tr_delay: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_slope: qtgui.TRIG_SLOPE_POS
+    tr_tag: '""'
+    type: float
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    ylabel: Amplitude
+    ymax: '1'
+    ymin: '-1'
+    yunit: '""'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [912, 480.0]
+    rotation: 0
+    state: enabled
+- name: root_raised_cosine_filter_0
+  id: root_raised_cosine_filter
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha: alpha
+    comment: ''
+    decim: '1'
+    gain: '10'
+    interp: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    ntaps: taps
+    samp_rate: samp_rate
+    sym_rate: samp_rate/sps
+    type: fir_filter_fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [624, 292.0]
+    rotation: 0
+    state: enabled
+- name: root_raised_cosine_filter_0_0
+  id: root_raised_cosine_filter
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha: alpha
+    comment: ''
+    decim: '1'
+    gain: '1'
+    interp: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    ntaps: taps
+    samp_rate: samp_rate
+    sym_rate: samp_rate/sps
+    type: fir_filter_fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1016, 292.0]
+    rotation: 0
+    state: enabled
+
+connections:
+- [analog_random_uniform_source_x_0, '0', blocks_throttle2_0, '0']
+- [blocks_char_to_float_0, '0', blocks_repeat_0, '0']
+- [blocks_char_to_float_0, '0', interp_fir_filter_xxx_0, '0']
+- [blocks_delay_0, '0', qtgui_freq_sink_x_0, '2']
+- [blocks_delay_0, '0', qtgui_time_sink_x_0, '0']
+- [blocks_delay_0_0, '0', qtgui_time_sink_x_0, '1']
+- [blocks_repeat_0, '0', blocks_delay_0, '0']
+- [blocks_throttle2_0, '0', digital_map_bb_0, '0']
+- [digital_map_bb_0, '0', blocks_char_to_float_0, '0']
+- [interp_fir_filter_xxx_0, '0', blocks_delay_0_0, '0']
+- [interp_fir_filter_xxx_0, '0', root_raised_cosine_filter_0, '0']
+- [root_raised_cosine_filter_0, '0', qtgui_freq_sink_x_0, '1']
+- [root_raised_cosine_filter_0, '0', qtgui_time_sink_x_1, '0']
+- [root_raised_cosine_filter_0, '0', root_raised_cosine_filter_0_0, '0']
+- [root_raised_cosine_filter_0_0, '0', qtgui_freq_sink_x_0, '0']
+- [root_raised_cosine_filter_0_0, '0', qtgui_time_sink_x_0, '2']
+
+metadata:
+  file_format: 1
+  grc_version: 3.10.12.0