options:
  parameters:
    author: ''
    category: '[GRC Hier Blocks]'
    cmake_opt: ''
    comment: ''
    copyright: ''
    description: ''
    gen_cmake: 'On'
    gen_linking: dynamic
    generate_options: qt_gui
    hier_block_src_path: '.:'
    id: top_block
    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: ''
    window_size: ''
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [8, 8]
    rotation: 0
    state: enabled

blocks:
- name: samp_rate
  id: variable
  parameters:
    comment: ''
    value: '48000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [7, 115]
    rotation: 0
    state: enabled
- name: sstv_low_pass
  id: variable_low_pass_filter_taps
  parameters:
    beta: '6.76'
    comment: ''
    cutoff_freq: 1e3
    gain: '1.0'
    samp_rate: samp_rate
    width: 2e3
    win: firdes.WIN_HAMMING
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [664, 348.0]
    rotation: 0
    state: true
- name: analog_nbfm_rx_0
  id: analog_nbfm_rx
  parameters:
    affinity: ''
    alias: ''
    audio_rate: int(samp_rate/4)
    comment: ''
    max_dev: '600'
    maxoutbuf: '0'
    minoutbuf: '0'
    quad_rate: int(samp_rate/4)
    tau: 75e-6
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [928, 232.0]
    rotation: 0
    state: enabled
- name: blocks_file_sink_0
  id: blocks_file_sink
  parameters:
    affinity: ''
    alias: ''
    append: 'False'
    comment: Save the sample to a file, for render.py
    file: demod.dat
    type: float
    unbuffered: 'False'
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1712, 336.0]
    rotation: 0
    state: enabled
- name: blocks_throttle_0
  id: blocks_throttle
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    ignoretag: 'True'
    maxoutbuf: '0'
    minoutbuf: '0'
    samples_per_second: samp_rate
    type: float
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [270, 227]
    rotation: 0
    state: enabled
- name: freq_xlating_fir_filter_xxx_0
  id: freq_xlating_fir_filter_xxx
  parameters:
    affinity: ''
    alias: ''
    center_freq: '1750'
    comment: ''
    decim: '4'
    maxoutbuf: '0'
    minoutbuf: '0'
    samp_rate: samp_rate
    taps: sstv_low_pass
    type: ccc
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [664, 232.0]
    rotation: 0
    state: enabled
- name: hilbert_fc_0
  id: hilbert_fc
  parameters:
    affinity: ''
    alias: ''
    beta: '6.76'
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    num_taps: '65'
    win: firdes.WIN_HAMMING
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [470, 227]
    rotation: 0
    state: enabled
- name: low_pass_filter_0
  id: low_pass_filter
  parameters:
    affinity: ''
    alias: ''
    beta: '6.76'
    comment: ''
    cutoff_freq: '1500'
    decim: '1'
    gain: '1'
    interp: '1'
    maxoutbuf: '0'
    minoutbuf: '0'
    samp_rate: '12000'
    type: fir_filter_fff
    width: '1000'
    win: firdes.WIN_HAMMING
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1168, 208.0]
    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: ''
    label10: ''
    label2: ''
    label3: ''
    label4: ''
    label5: ''
    label6: ''
    label7: ''
    label8: ''
    label9: ''
    legend: 'True'
    marker1: '-1'
    marker10: '-1'
    marker2: '-1'
    marker3: '-1'
    marker4: '-1'
    marker5: '-1'
    marker6: '-1'
    marker7: '-1'
    marker8: '-1'
    marker9: '-1'
    name: '"Color Samples"'
    nconnections: '1'
    size: '1024'
    srate: '5263'
    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: '3.2'
    ymin: '-3.2'
    yunit: '""'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1712, 240.0]
    rotation: 0
    state: enabled
- name: qtgui_waterfall_sink_x_0
  id: qtgui_waterfall_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'
    axislabels: 'True'
    bw: samp_rate
    color1: '0'
    color10: '0'
    color2: '0'
    color3: '0'
    color4: '0'
    color5: '0'
    color6: '0'
    color7: '0'
    color8: '0'
    color9: '0'
    comment: ''
    fc: '0'
    fftsize: '4096'
    freqhalf: 'False'
    grid: 'True'
    gui_hint: ''
    int_max: '10'
    int_min: '-140'
    label1: ''
    label10: ''
    label2: ''
    label3: ''
    label4: ''
    label5: ''
    label6: ''
    label7: ''
    label8: ''
    label9: ''
    legend: 'True'
    maxoutbuf: '0'
    minoutbuf: '0'
    name: '"Input Samples"'
    nconnections: '1'
    showports: 'True'
    type: float
    update_time: '0.10'
    wintype: firdes.WIN_BLACKMAN_hARRIS
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [480, 120.0]
    rotation: 0
    state: enabled
- name: rational_resampler_xxx_0
  id: rational_resampler_xxx
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    decim: '12000'
    fbw: '0'
    interp: '5263'
    maxoutbuf: '0'
    minoutbuf: '0'
    taps: ''
    type: fff
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1424, 232.0]
    rotation: 0
    state: enabled
- name: satnogs_ogg_source_0
  id: satnogs_ogg_source
  parameters:
    affinity: ''
    alias: ''
    channels: '1'
    comment: ''
    filename: samples_ogg/satnogs_1446251_2019-12-29T12-26-30.ogg
    maxoutbuf: '0'
    minoutbuf: '0'
    repeat: 'False'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [40, 212.0]
    rotation: 0
    state: true

connections:
- [analog_nbfm_rx_0, '0', low_pass_filter_0, '0']
- [blocks_throttle_0, '0', hilbert_fc_0, '0']
- [blocks_throttle_0, '0', qtgui_waterfall_sink_x_0, '0']
- [freq_xlating_fir_filter_xxx_0, '0', analog_nbfm_rx_0, '0']
- [hilbert_fc_0, '0', freq_xlating_fir_filter_xxx_0, '0']
- [low_pass_filter_0, '0', rational_resampler_xxx_0, '0']
- [rational_resampler_xxx_0, '0', blocks_file_sink_0, '0']
- [rational_resampler_xxx_0, '0', qtgui_time_sink_x_0, '0']
- [satnogs_ogg_source_0, '0', blocks_throttle_0, '0']

metadata:
  file_format: 1