options:
  parameters:
    author: ''
    catch_exceptions: 'True'
    category: Custom
    cmake_opt: ''
    comment: ''
    copyright: ''
    description: ''
    gen_cmake: 'On'
    gen_linking: dynamic
    generate_options: qt_gui
    hier_block_src_path: '.:'
    id: pyqt_eye_sink
    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: Eye Sink Example
    window_size: 2000,2000
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [8, 11]
    rotation: 0
    state: enabled

blocks:
- name: alpha
  id: variable_qtgui_range
  parameters:
    comment: Roll off factor (RRC filter)
    gui_hint: 0,1,1,1
    label: Roll off
    min_len: '200'
    orient: Qt.Horizontal
    rangeType: float
    start: '0.0001'
    step: '0.01'
    stop: '1'
    value: '0.35'
    widget: counter_slider
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [280, 324.0]
    rotation: 0
    state: enabled
- name: bpsk
  id: variable_constellation_rect
  parameters:
    comment: ''
    const_points: '[1, -1]'
    imag_sect: '0'
    precision: '8'
    real_sect: '2'
    rot_sym: '4'
    soft_dec_lut: None
    sym_map: '[0, 1]'
    w_imag_sect: '1'
    w_real_sect: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [16, 476.0]
    rotation: 0
    state: enabled
- name: nfilts
  id: variable
  parameters:
    comment: ''
    value: '32'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [512, 12.0]
    rotation: 0
    state: enabled
- name: noise_volt
  id: variable_qtgui_range
  parameters:
    comment: ''
    gui_hint: 0,0,1,1
    label: Noise Voltage
    min_len: '200'
    orient: Qt.Vertical
    rangeType: float
    start: '0'
    step: '0.01'
    stop: '1'
    value: '0.0001'
    widget: counter_slider
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [16, 324.0]
    rotation: 0
    state: enabled
- name: qam_16
  id: variable_constellation_rect
  parameters:
    comment: ''
    const_points: digital.qam_16()[0]
    imag_sect: '2'
    precision: '8'
    real_sect: '2'
    rot_sym: '4'
    soft_dec_lut: None
    sym_map: digital.qam_16()[1]
    w_imag_sect: '1'
    w_real_sect: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [384, 476.0]
    rotation: 0
    state: enabled
- name: qam_64
  id: variable_constellation_rect
  parameters:
    comment: ''
    const_points: '[(-7+7j),(-5+7j),(-3+7j),(-1+7j),(+1+7j),(+3+7j),(+5+7j),(+7+7j),(-7+5j),(-5+5j),(-3+5j),(-1+5j),(+1+5j),(+3+5j),(+5+5j),(+7+5j),(-7+3j),(-5+3j),(-3+3j),(-1+3j),(+1+3j),(+3+3j),(+5+3j),(+7+3j),(-7+1j),(-5+1j),(-3+1j),(-1+1j),(+1+1j),(+3+1j),(+5+1j),(+7+1j),(-7-1j),(-5-1j),(-3-1j),(-1-1j),(+1-1j),(+3-1j),(+5-1j),(+7-1j),(-7-3j),(-5-3j),(-3-3j),(-1-3j),(+1-3j),(+3-3j),(+5-3j),(+7-3j),(-7-5j),(-5-5j),(-3-5j),(-1-5j),(+1-5j),(+3-5j),(+5-5j),(+7-5j),(-7-7j),(-5-7j),(-3-7j),(-1-7j),(+1-7j),(+3-7j),(+5-7j),(+7-7j)]

      '
    imag_sect: '2'
    precision: '8'
    real_sect: '2'
    rot_sym: '4'
    soft_dec_lut: None
    sym_map: '[26, 27,25, 24, 8, 9, 11, 10,30,31,29,28,12, 13,15,14,22,23,21,20,4,5,7,6,18,19,17,16,0,1,3,2,50,51,49,48,32,33,35,34,54,55,53,52,36,37,39,38,62,63,61,60,44,45,47,46,58,59,57,56,40,41,43,42]'
    w_imag_sect: '1'
    w_real_sect: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [560, 476.0]
    rotation: 0
    state: enabled
- name: qpsk
  id: variable_constellation_rect
  parameters:
    comment: ''
    const_points: '[0.707+0.707j, -0.707+0.707j, -0.707-0.707j, 0.707-0.707j]'
    imag_sect: '2'
    precision: '8'
    real_sect: '2'
    rot_sym: '4'
    soft_dec_lut: None
    sym_map: '[0, 1, 2, 3]'
    w_imag_sect: '1'
    w_real_sect: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [192, 476.0]
    rotation: 0
    state: enabled
- name: rrc_taps
  id: variable
  parameters:
    comment: ''
    value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), alpha, 45*nfilts)
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [584, 12.0]
    rotation: 0
    state: enabled
- name: samp_rate
  id: variable
  parameters:
    comment: ''
    value: symbol_rate*sps
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [280, 12.0]
    rotation: 0
    state: enabled
- name: sps
  id: variable
  parameters:
    comment: ''
    value: '8'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [368, 12.0]
    rotation: 0
    state: enabled
- name: symbol_rate
  id: variable
  parameters:
    comment: ''
    value: '100000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [176, 12.0]
    rotation: 0
    state: enabled
- name: taps
  id: variable
  parameters:
    comment: ''
    value: '[1.0, 0.25-0.25j, 0.50 + 0.10j, -0.3 + 0.2j]'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [576, 9]
    rotation: 0
    state: disabled
- name: taps
  id: variable
  parameters:
    comment: ''
    value: '[1.0 + 0.0j, ]'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [440, 12.0]
    rotation: 0
    state: enabled
- name: time_offset
  id: variable_qtgui_range
  parameters:
    comment: ''
    gui_hint: 0,2,1,1
    label: Timing Offset
    min_len: '200'
    orient: Qt.Horizontal
    rangeType: float
    start: '0.999'
    step: '0.0001'
    stop: '1.001'
    value: '1.00'
    widget: counter_slider
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [144, 324.0]
    rotation: 0
    state: enabled
- name: analog_random_source_x_0
  id: analog_random_source_x
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    max: '256'
    maxoutbuf: '0'
    min: '0'
    minoutbuf: '0'
    num_samps: '10000'
    repeat: 'True'
    type: byte
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [16, 116.0]
    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: complex
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [400, 140.0]
    rotation: 0
    state: enabled
- name: channels_channel_model_0
  id: channels_channel_model
  parameters:
    affinity: ''
    alias: ''
    block_tags: 'False'
    comment: 'At channel output, digital signal is

      Root Raised Cosine (RRC) filtered.

      (It exhibits inter symbol interference (ISI))'
    epsilon: time_offset
    freq_offset: '0'
    maxoutbuf: '0'
    minoutbuf: '0'
    noise_voltage: noise_volt
    seed: '0'
    taps: taps
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [520, 212.0]
    rotation: 0
    state: enabled
- name: digital_constellation_modulator_0
  id: digital_constellation_modulator
  parameters:
    affinity: ''
    alias: ''
    comment: "Constellation can be set to : \n\"bpsk\" \"qpsk\" \"qam_16\" or \"qam_64\""
    constellation: qpsk
    differential: 'False'
    excess_bw: alpha
    log: 'False'
    maxoutbuf: '0'
    minoutbuf: '0'
    samples_per_symbol: sps
    verbose: 'False'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [168, 116.0]
    rotation: 0
    state: enabled
- name: digital_pfb_clock_sync_xxx_0
  id: digital_pfb_clock_sync_xxx
  parameters:
    affinity: ''
    alias: ''
    comment: 'Timing synchronization also

      perform RRC filtering'
    filter_size: nfilts
    init_phase: nfilts/2
    loop_bw: 6.28/100.0
    max_dev: '1.5'
    maxoutbuf: '0'
    minoutbuf: '0'
    osps: sps
    sps: sps*1.001
    taps: rrc_taps
    type: ccf
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [768, 52.0]
    rotation: 0
    state: enabled
- name: digital_pfb_clock_sync_xxx_0_0
  id: digital_pfb_clock_sync_xxx
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    filter_size: nfilts
    init_phase: nfilts/2
    loop_bw: 6.28/100.0
    max_dev: '1.5'
    maxoutbuf: '0'
    minoutbuf: '0'
    osps: '1'
    sps: sps*1.001
    taps: rrc_taps
    type: ccf
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [768, 284.0]
    rotation: 0
    state: enabled
- name: qtgui_const_sink_x_0
  id: qtgui_const_sink_x
  parameters:
    affinity: ''
    alias: ''
    alpha1: '0.5'
    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: '"red"'
    color2: '"red"'
    color3: '"green"'
    color4: '"black"'
    color5: '"cyan"'
    color6: '"magenta"'
    color7: '"yellow"'
    color8: '"dark red"'
    color9: '"dark green"'
    comment: ''
    grid: 'False'
    gui_hint: 1,2,1,1
    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: RRC @ receiver input
    nconnections: '1'
    size: '2048'
    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: [768, 428.0]
    rotation: 0
    state: enabled
- name: qtgui_const_sink_x_0_0
  id: qtgui_const_sink_x
  parameters:
    affinity: ''
    alias: ''
    alpha1: '0.5'
    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: '"red"'
    color2: '"red"'
    color3: '"green"'
    color4: '"black"'
    color5: '"cyan"'
    color6: '"magenta"'
    color7: '"yellow"'
    color8: '"dark red"'
    color9: '"dark green"'
    comment: ''
    grid: 'False'
    gui_hint: 2,2,1,1
    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: RC, synced
    nconnections: '1'
    size: '2048'
    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: [1008, 268.0]
    rotation: 0
    state: enabled
- name: qtgui_eye_sink_x_0
  id: qtgui_eye_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: blue
    color3: blue
    color4: blue
    color5: cyan
    color6: magenta
    color7: yellow
    color8: dark red
    color9: dark green
    comment: ''
    ctrlpanel: 'False'
    entags: 'True'
    grid: 'False'
    gui_hint: 1,0,2,2
    label1: Re{receiver input}
    label10: Signal 10
    label2: Im{receiver input}
    label3: Re{after sync.}
    label4: Im{after sync.}
    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'
    samp_per_symbol: sps
    size: '2048'
    srate: samp_rate
    style1: '1'
    style10: '1'
    style2: '0'
    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: '1.5'
    ymin: '-1.5'
    yunit: '""'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [1008, 172.0]
    rotation: 0
    state: true
- name: virtual_sink_0
  id: virtual_sink
  parameters:
    alias: channel_input
    comment: ''
    stream_id: channel_input
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [560, 140.0]
    rotation: 0
    state: true
- name: virtual_source_0
  id: virtual_source
  parameters:
    alias: ''
    comment: ''
    stream_id: channel_input
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [328, 252.0]
    rotation: 0
    state: true

connections:
- [analog_random_source_x_0, '0', digital_constellation_modulator_0, '0']
- [blocks_throttle_0, '0', virtual_sink_0, '0']
- [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0, '0']
- [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0_0, '0']
- [channels_channel_model_0, '0', qtgui_const_sink_x_0, '0']
- [channels_channel_model_0, '0', qtgui_eye_sink_x_0, '0']
- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
- [digital_pfb_clock_sync_xxx_0, '0', qtgui_eye_sink_x_0, '1']
- [digital_pfb_clock_sync_xxx_0_0, '0', qtgui_const_sink_x_0_0, '0']
- [virtual_source_0, '0', channels_channel_model_0, '0']

metadata:
  file_format: 1
