options:
  parameters:
    author: ''
    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: transmitter
    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: transmitter-hackrf
    window_size: (1000,1000)
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [8, 8]
    rotation: 0
    state: enabled

blocks:
- name: cutoff
  id: variable
  parameters:
    comment: ''
    value: int(40e3)
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [504, 12.0]
    rotation: 0
    state: disabled
- name: freq
  id: variable
  parameters:
    comment: ''
    value: int(10e3)
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [304, 12.0]
    rotation: 0
    state: enabled
- name: freq2
  id: variable
  parameters:
    comment: ''
    value: int(50e3)
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [400, 12.0]
    rotation: 0
    state: enabled
- name: samp_rate
  id: variable
  parameters:
    comment: ''
    value: int(2e6)
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [200, 12]
    rotation: 0
    state: enabled
- name: analog_sig_source_x_0
  id: analog_sig_source_x
  parameters:
    affinity: ''
    alias: ''
    amp: '0.5'
    comment: ''
    freq: freq
    maxoutbuf: '0'
    minoutbuf: '0'
    offset: '0'
    phase: '0'
    samp_rate: samp_rate
    showports: 'False'
    type: float
    waveform: analog.GR_SIN_WAVE
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [64, 124.0]
    rotation: 0
    state: enabled
- name: analog_sig_source_x_0_0
  id: analog_sig_source_x
  parameters:
    affinity: ''
    alias: ''
    amp: '0.5'
    comment: ''
    freq: freq2
    maxoutbuf: '0'
    minoutbuf: '0'
    offset: '0'
    phase: '0'
    samp_rate: samp_rate
    showports: 'False'
    type: float
    waveform: analog.GR_SIN_WAVE
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [64, 268.0]
    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: float
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [328, 224.0]
    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: [600, 264.0]
    rotation: 0
    state: enabled
- name: blocks_null_source_0
  id: blocks_null_source
  parameters:
    affinity: ''
    alias: ''
    bus_structure_source: '[[0,],]'
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    num_outputs: '1'
    type: float
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [432, 336.0]
    rotation: 0
    state: enabled
- name: filter_fft_low_pass_filter_0
  id: filter_fft_low_pass_filter
  parameters:
    affinity: ''
    alias: ''
    beta: '6.76'
    comment: ''
    cutoff_freq: cutoff
    decim: '1'
    gain: '1'
    maxoutbuf: '0'
    minoutbuf: '0'
    nthreads: '1'
    samp_rate: samp_rate
    type: ccc
    width: int(5e3)
    win: window.WIN_HAMMING
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [848, 60.0]
    rotation: 0
    state: disabled
- 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: freq
    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: [544, 484.0]
    rotation: 0
    state: disabled
- name: qtgui_sink_x_0
  id: qtgui_sink_x
  parameters:
    affinity: ''
    alias: ''
    bw: samp_rate
    comment: ''
    fc: '700'
    fftsize: '1024'
    gui_hint: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    name: '""'
    plotconst: 'True'
    plotfreq: 'True'
    plottime: 'True'
    plotwaterfall: 'True'
    rate: '10'
    showports: 'False'
    showrf: 'False'
    type: complex
    wintype: window.WIN_BLACKMAN_hARRIS
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [840, 476.0]
    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'
    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: [840, 372.0]
    rotation: 0
    state: disabled
- name: soapy_hackrf_sink_0
  id: soapy_hackrf_sink
  parameters:
    affinity: ''
    alias: ''
    amp: 'True'
    bandwidth: '0'
    center_freq: 2e9
    comment: ''
    dev_args: ''
    samp_rate: samp_rate
    type: fc32
    vga: '40'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [840, 280.0]
    rotation: 0
    state: enabled
- name: soapy_hackrf_source_0
  id: soapy_hackrf_source
  parameters:
    affinity: ''
    alias: ''
    amp: 'True'
    bandwidth: '0'
    center_freq: freq
    comment: ''
    dev_args: ''
    gain: '20'
    maxoutbuf: '0'
    minoutbuf: '0'
    samp_rate: samp_rate
    type: fc32
    vga: '20'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [96, 492.0]
    rotation: 0
    state: disabled

connections:
- [analog_sig_source_x_0, '0', blocks_add_xx_0, '0']
- [analog_sig_source_x_0_0, '0', blocks_add_xx_0, '1']
- [blocks_add_xx_0, '0', blocks_float_to_complex_0, '0']
- [blocks_float_to_complex_0, '0', qtgui_sink_x_0, '0']
- [blocks_float_to_complex_0, '0', qtgui_time_sink_x_0, '0']
- [blocks_float_to_complex_0, '0', soapy_hackrf_sink_0, '0']
- [blocks_null_source_0, '0', blocks_float_to_complex_0, '1']
- [soapy_hackrf_source_0, '0', qtgui_freq_sink_x_0, '0']

metadata:
  file_format: 1
  grc_version: 3.10.11.0