options:
  parameters:
    author: HA5PLS
    catch_exceptions: 'True'
    category: '[GRC Hier Blocks]'
    cmake_opt: ''
    comment: ''
    copyright: GPL 3.0 or later
    description: Transmitter flowgraph for onbeat
    gen_cmake: 'On'
    gen_linking: dynamic
    generate_options: qt_gui
    hier_block_src_path: '.:'
    id: onbeat_tx
    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: ONBEAT transmitter - audio
    window_size: (1000,1000)
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [8, 8]
    rotation: 0
    state: enabled

blocks:
- name: OVERSAMPLING
  id: variable
  parameters:
    comment: ''
    value: '24'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [288, 12.0]
    rotation: 0
    state: enabled
- name: RRC_ALPHA
  id: variable
  parameters:
    comment: ''
    value: '0.35'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [816, 12.0]
    rotation: 0
    state: enabled
- name: samp_rate
  id: variable
  parameters:
    comment: ''
    value: '48000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [192, 12.0]
    rotation: 0
    state: enabled
- name: symbol_map
  id: variable
  parameters:
    comment: ''
    value: '[0, 1, 3, 2]'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [712, 12.0]
    rotation: 0
    state: enabled
- name: ONBEAT_Mod_0
  id: ONBEAT_Mod
  parameters:
    OVERSAMPLING: OVERSAMPLING
    RRC_ALPHA: RRC_ALPHA
    affinity: ''
    alias: ''
    comment: ''
    data_len: '1'
    maxoutbuf: '0'
    minoutbuf: '0'
    preamble: '[0x33 for i in range(0, 128*2, 8)]'
    syncword: syncword
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [480, 268.0]
    rotation: 0
    state: enabled
- name: analog_sig_source_x_0
  id: analog_sig_source_x
  parameters:
    affinity: ''
    alias: ''
    amp: '1'
    comment: ''
    freq: 2700/2
    maxoutbuf: '0'
    minoutbuf: '0'
    offset: '0'
    phase: '0'
    samp_rate: samp_rate
    type: complex
    waveform: analog.GR_COS_WAVE
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [480, 404.0]
    rotation: 0
    state: enabled
- name: audio_sink_0
  id: audio_sink
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    device_name: ''
    num_inputs: '1'
    ok_to_block: 'True'
    samp_rate: samp_rate
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1344, 356.0]
    rotation: 0
    state: true
- name: blocks_complex_to_real_0
  id: blocks_complex_to_real
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [912, 360.0]
    rotation: 0
    state: enabled
- name: blocks_multiply_const_xx_0
  id: blocks_multiply_const_xx
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    const: '0.1'
    maxoutbuf: '0'
    minoutbuf: '0'
    type: float
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1104, 356.0]
    rotation: 0
    state: true
- 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: [768, 344.0]
    rotation: 0
    state: true
- name: network_socket_pdu_1
  id: network_socket_pdu
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    host: 0.0.0.0
    maxoutbuf: '0'
    minoutbuf: '0'
    mtu: '10000'
    port: tx_port
    tcp_no_delay: 'False'
    type: TCP_SERVER
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [40, 276.0]
    rotation: 0
    state: enabled
- name: pdu_pdu_to_tagged_stream_0
  id: pdu_pdu_to_tagged_stream
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    tag: packet_len
    type: byte
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [240, 300.0]
    rotation: 0
    state: enabled
- name: qtgui_freq_sink_x_0_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: 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: [1260.0, 432]
    rotation: 270
    state: true
- name: syncword
  id: parameter
  parameters:
    alias: ''
    comment: ''
    hide: none
    label: ''
    short_id: ''
    type: ''
    value: '"0000011100001001000110110010110101110111100110001010100111111010"'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [448, 12.0]
    rotation: 0
    state: enabled
- name: tx_port
  id: parameter
  parameters:
    alias: ''
    comment: ''
    hide: none
    label: ''
    short_id: ''
    type: str
    value: '50001'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [40, 180.0]
    rotation: 0
    state: enabled

connections:
- [ONBEAT_Mod_0, '0', blocks_multiply_xx_0, '0']
- [analog_sig_source_x_0, '0', blocks_multiply_xx_0, '1']
- [blocks_complex_to_real_0, '0', blocks_multiply_const_xx_0, '0']
- [blocks_multiply_const_xx_0, '0', audio_sink_0, '0']
- [blocks_multiply_const_xx_0, '0', qtgui_freq_sink_x_0_0, '0']
- [blocks_multiply_xx_0, '0', blocks_complex_to_real_0, '0']
- [network_socket_pdu_1, pdus, pdu_pdu_to_tagged_stream_0, pdus]
- [pdu_pdu_to_tagged_stream_0, '0', ONBEAT_Mod_0, '0']

metadata:
  file_format: 1