gr wrapper to use with sdr software

hier_blocks/ONBEAT_demod.grc

@@ -28,7 +28,7 @@ options:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [8, 12.0]
+    coordinate: [8, 8]
     rotation: 0
     state: enabled
 
@@ -53,18 +53,6 @@ blocks:
     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: [368, 92.0]
-    rotation: 0
-    state: true
 - name: FULL_PACKET_LEN
   id: parameter
   parameters:
@@ -73,13 +61,13 @@ blocks:
     hide: none
     label: ''
     short_id: ''
-    type: intx
+    type: eng_float
     value: '4096'
   states:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [688, 12.0]
+    coordinate: [664, 8.0]
     rotation: 0
     state: enabled
 - name: OVERSAMPLING
@@ -96,7 +84,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [464, 12.0]
+    coordinate: [448, 8.0]
     rotation: 0
     state: enabled
 - name: RRC_ALPHA
@@ -113,7 +101,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [584, 12.0]
+    coordinate: [568, 8.0]
     rotation: 0
     state: enabled
 - name: analog_agc_xx_0
@@ -133,7 +121,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [152, 228.0]
+    coordinate: [152, 232.0]
     rotation: 0
     state: enabled
 - name: blocks_multiply_const_xx_0
@@ -270,6 +258,25 @@ blocks:
     coordinate: [616, 496.0]
     rotation: 0
     state: enabled
+- name: blocks_tag_debug_0
+  id: blocks_tag_debug
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    display: 'True'
+    filter: '""'
+    name: ''
+    num_inputs: '4'
+    type: byte
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1064.0, 896]
+    rotation: 270
+    state: disabled
 - name: digital_constellation_decoder_cb_0
   id: digital_constellation_decoder_cb
   parameters:
@@ -425,7 +432,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [1008, 176.0]
+    coordinate: [1008, 184.0]
     rotation: 0
     state: enabled
 - name: digital_map_bb_0
@@ -516,7 +523,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [632, 196.0]
+    coordinate: [616, 196.0]
     rotation: 0
     state: enabled
 - name: filter_fft_rrc_filter_0
@@ -539,7 +546,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [336, 204.0]
+    coordinate: [352, 204.0]
     rotation: 0
     state: enabled
 - name: pad_sink_0
@@ -593,9 +600,27 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [572.0, 360]
+    coordinate: [560.0, 376]
     rotation: 270
     state: enabled
+- name: pad_sink_3
+  id: pad_sink
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    label: agc_out
+    num_streams: '1'
+    optional: 'True'
+    type: complex
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [296.0, 376]
+    rotation: 270
+    state: disabled
 - name: pad_sink_4
   id: pad_sink
   parameters:
@@ -631,7 +656,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [8, 252.0]
+    coordinate: [8, 256.0]
     rotation: 0
     state: enabled
 - name: roc_tolerance
@@ -648,7 +673,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [1016, 12.0]
+    coordinate: [1000, 8.0]
     rotation: 0
     state: enabled
 - name: samp_rate
@@ -665,7 +690,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [368, 12.0]
+    coordinate: [352, 8.0]
     rotation: 0
     state: enabled
 - name: satellites_fixedlen_to_pdu_0
@@ -744,6 +769,23 @@ blocks:
     coordinate: [1208, 752.0]
     rotation: 0
     state: enabled
+- name: symbol_map
+  id: parameter
+  parameters:
+    alias: ''
+    comment: ''
+    hide: none
+    label: ''
+    short_id: ''
+    type: ''
+    value: '[0, 1, 3, 2]'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [352, 96.0]
+    rotation: 0
+    state: enabled
 - name: syncword
   id: parameter
   parameters:
@@ -758,7 +800,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [832, 12.0]
+    coordinate: [824, 8.0]
     rotation: 0
     state: enabled
 - name: virtual_sink_0
@@ -771,7 +813,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [1288, 172.0]
+    coordinate: [1304, 176.0]
     rotation: 0
     state: enabled
 - name: virtual_source_0
@@ -790,6 +832,7 @@ blocks:
 
 connections:
 - [analog_agc_xx_0, '0', filter_fft_rrc_filter_0, '0']
+- [analog_agc_xx_0, '0', pad_sink_3, '0']
 - [blocks_multiply_const_xx_0, '0', digital_constellation_decoder_cb_0_0, '0']
 - [blocks_multiply_const_xx_0_0, '0', digital_constellation_decoder_cb_0_1, '0']
 - [blocks_multiply_const_xx_0_1, '0', digital_constellation_decoder_cb_0_2, '0']
@@ -801,11 +844,15 @@ connections:
 - [digital_constellation_decoder_cb_0_0, '0', digital_map_bb_0_0, '0']
 - [digital_constellation_decoder_cb_0_1, '0', digital_map_bb_0_1, '0']
 - [digital_constellation_decoder_cb_0_2, '0', digital_map_bb_0_2, '0']
+- [digital_correlate_access_code_tag_xx_0, '0', blocks_tag_debug_0, '3']
 - [digital_correlate_access_code_tag_xx_0, '0', satellites_fixedlen_to_pdu_0, '0']
+- [digital_correlate_access_code_tag_xx_0_0, '0', blocks_tag_debug_0, '2']
 - [digital_correlate_access_code_tag_xx_0_0, '0', satellites_fixedlen_to_pdu_0_0,
   '0']
+- [digital_correlate_access_code_tag_xx_0_1, '0', blocks_tag_debug_0, '1']
 - [digital_correlate_access_code_tag_xx_0_1, '0', satellites_fixedlen_to_pdu_0_1,
   '0']
+- [digital_correlate_access_code_tag_xx_0_2, '0', blocks_tag_debug_0, '0']
 - [digital_correlate_access_code_tag_xx_0_2, '0', satellites_fixedlen_to_pdu_0_2,
   '0']
 - [digital_costas_loop_cc_0, '0', pad_sink_0, '0']
@@ -830,3 +877,4 @@ connections:
 
 metadata:
   file_format: 1
+  grc_version: 3.10.11.0

hier_blocks/ONBEAT_mod.grc

@@ -80,9 +80,24 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [64, 308.0]
+    coordinate: [64, 304.0]
     rotation: 0
     state: enabled
+- name: trailer_len
+  id: variable_tag_object
+  parameters:
+    comment: ''
+    key: pmt.intern("packet_len")
+    offset: '0'
+    src: pmt.intern("src")
+    value: pmt.from_long(8)
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [168, 504.0]
+    rotation: 0
+    state: disabled
 - name: OVERSAMPLING
   id: parameter
   parameters:
@@ -134,9 +149,29 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [384, 316.0]
+    coordinate: [352, 312.0]
     rotation: 0
     state: enabled
+- name: blocks_repack_bits_bb_1_0_0
+  id: blocks_repack_bits_bb
+  parameters:
+    affinity: ''
+    alias: ''
+    align_output: 'False'
+    comment: ''
+    endianness: gr.GR_MSB_FIRST
+    k: '1'
+    l: '8'
+    len_tag_key: '""'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [456, 512.0]
+    rotation: 0
+    state: disabled
 - name: blocks_tagged_stream_mux_0
   id: blocks_tagged_stream_mux
   parameters:
@@ -154,7 +189,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [712, 296.0]
+    coordinate: [848, 296.0]
     rotation: 0
     state: enabled
 - name: blocks_vector_source_x_0_0
@@ -194,9 +229,29 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [168, 308.0]
+    coordinate: [168, 304.0]
     rotation: 0
     state: enabled
+- name: blocks_vector_source_x_0_0_0_0
+  id: blocks_vector_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    repeat: 'True'
+    tags: '[trailer_len]'
+    type: byte
+    vector: preamble
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [272, 504.0]
+    rotation: 0
+    state: disabled
 - name: digital_constellation_modulator_0
   id: digital_constellation_modulator
   parameters:
@@ -216,7 +271,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [992, 300.0]
+    coordinate: [1096, 312.0]
     rotation: 0
     state: enabled
 - name: pad_sink_0
@@ -234,7 +289,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [1248, 324.0]
+    coordinate: [1352, 336.0]
     rotation: 0
     state: enabled
 - name: pad_source_0
@@ -297,8 +352,10 @@ connections:
 - [blocks_tagged_stream_mux_0, '0', digital_constellation_modulator_0, '0']
 - [blocks_vector_source_x_0_0, '0', blocks_tagged_stream_mux_0, '0']
 - [blocks_vector_source_x_0_0_0, '0', blocks_repack_bits_bb_1_0, '0']
+- [blocks_vector_source_x_0_0_0_0, '0', blocks_repack_bits_bb_1_0_0, '0']
 - [digital_constellation_modulator_0, '0', pad_sink_0, '0']
 - [pad_source_0, '0', blocks_tagged_stream_mux_0, '2']
 
 metadata:
   file_format: 1
+  grc_version: 3.10.11.0

onbeat_sw_rx.grc

@@ -0,0 +1,702 @@
+options:
+  parameters:
+    author: HA5PLS
+    catch_exceptions: 'True'
+    category: '[GRC Hier Blocks]'
+    cmake_opt: ''
+    comment: ''
+    copyright: GPL 3.0 or later
+    description: Receiver flowgraph for onbeat
+    gen_cmake: 'On'
+    gen_linking: dynamic
+    generate_options: qt_gui
+    hier_block_src_path: '.:'
+    id: onbeat_rx
+    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 receiver
+    window_size: (1000,1000)
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [8, 8]
+    rotation: 0
+    state: enabled
+
+blocks:
+- name: RRC_ALPHA
+  id: variable
+  parameters:
+    comment: ''
+    value: '0.35'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [288, 24.0]
+    rotation: 0
+    state: enabled
+- name: lpftaps
+  id: variable_low_pass_filter_taps
+  parameters:
+    beta: '6.76'
+    comment: ''
+    cutoff_freq: '1350'
+    gain: '1.0'
+    samp_rate: samp_rate
+    value: ''
+    width: '1000'
+    win: window.WIN_HAMMING
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [608, 408.0]
+    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: [184, 24.0]
+    rotation: 0
+    state: enabled
+- name: ONBEAT_Demod_1
+  id: ONBEAT_Demod
+  parameters:
+    FULL_PACKET_LEN: 8*(4*255+2*16)
+    OVERSAMPLING: OVERSAMPLING
+    RRC_ALPHA: RRC_ALPHA
+    affinity: ''
+    alias: ''
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    roc_tolerance: '0.8'
+    samp_rate: samp_rate
+    symbol_map: symbol_map
+    syncword: syncword
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1040, 244.0]
+    rotation: 0
+    state: enabled
+- name: OVERSAMPLING
+  id: parameter
+  parameters:
+    alias: ''
+    comment: ''
+    hide: none
+    label: ''
+    short_id: ''
+    type: intx
+    value: '24'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [16, 368.0]
+    rotation: 0
+    state: enabled
+- name: analog_sig_source_x_0
+  id: analog_sig_source_x
+  parameters:
+    affinity: ''
+    alias: ''
+    amp: '1'
+    comment: ''
+    freq: offset
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    offset: '0'
+    phase: '0'
+    samp_rate: samp_rate
+    showports: 'False'
+    type: complex
+    waveform: analog.GR_COS_WAVE
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [416, 272.0]
+    rotation: 0
+    state: enabled
+- name: audio_source_0
+  id: audio_source
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    device_name: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_outputs: '2'
+    ok_to_block: 'True'
+    samp_rate: samp_rate
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [264, 224.0]
+    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: [640, 288.0]
+    rotation: 0
+    state: enabled
+- name: blocks_null_sink_0
+  id: blocks_null_sink
+  parameters:
+    affinity: ''
+    alias: ''
+    bus_structure_sink: '[[0,],]'
+    comment: ''
+    num_inputs: '1'
+    type: float
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [424, 432.0]
+    rotation: 0
+    state: enabled
+- name: freq_xlating_fir_filter_xxx_0
+  id: freq_xlating_fir_filter_xxx
+  parameters:
+    affinity: ''
+    alias: ''
+    center_freq: '0'
+    comment: ''
+    decim: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samp_rate: samp_rate
+    taps: lpftaps
+    type: ccc
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [760, 288.0]
+    rotation: 0
+    state: enabled
+- name: hilbert_fc_0
+  id: hilbert_fc
+  parameters:
+    affinity: ''
+    alias: ''
+    beta: '6.76'
+    comment: ''
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_taps: '512'
+    win: window.WIN_BLACKMAN_hARRIS
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [464, 216.0]
+    rotation: 0
+    state: enabled
+- 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: rx_port
+    tcp_no_delay: 'False'
+    type: TCP_SERVER
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [1416, 400.0]
+    rotation: 0
+    state: enabled
+- name: offset
+  id: parameter
+  parameters:
+    alias: ''
+    comment: ''
+    hide: none
+    label: ''
+    short_id: ''
+    type: intx
+    value: '-1500'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [104, 280.0]
+    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: '"red"'
+    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: '128'
+    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: [1416, 144.0]
+    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: blue
+    color2: blue
+    color3: blue
+    color4: blue
+    color5: blue
+    color6: blue
+    color7: blue
+    color8: blue
+    color9: blue
+    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'
+    nconnections: '1'
+    samp_per_symbol: '1'
+    size: '128'
+    srate: samp_rate
+    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: [1416, 208.0]
+    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: [1040, 144.0]
+    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/5
+    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: [1416, 312.0]
+    rotation: 0
+    state: enabled
+- name: rx_port
+  id: parameter
+  parameters:
+    alias: ''
+    comment: ''
+    hide: none
+    label: ''
+    short_id: ''
+    type: str
+    value: '50002'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [16, 456.0]
+    rotation: 0
+    state: enabled
+- name: samp_rate
+  id: parameter
+  parameters:
+    alias: ''
+    comment: ''
+    hide: none
+    label: ''
+    short_id: ''
+    type: intx
+    value: '48000'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [16, 280.0]
+    rotation: 0
+    state: enabled
+- 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: [16, 192.0]
+    rotation: 0
+    state: enabled
+
+connections:
+- [ONBEAT_Demod_1, '0', qtgui_const_sink_x_0, '0']
+- [ONBEAT_Demod_1, '1', qtgui_eye_sink_x_0, '0']
+- [ONBEAT_Demod_1, '2', qtgui_time_sink_x_0, '0']
+- [ONBEAT_Demod_1, out, network_socket_pdu_1, pdus]
+- [analog_sig_source_x_0, '0', blocks_multiply_xx_0, '1']
+- [audio_source_0, '0', hilbert_fc_0, '0']
+- [audio_source_0, '1', blocks_null_sink_0, '0']
+- [blocks_multiply_xx_0, '0', freq_xlating_fir_filter_xxx_0, '0']
+- [freq_xlating_fir_filter_xxx_0, '0', ONBEAT_Demod_1, '0']
+- [freq_xlating_fir_filter_xxx_0, '0', qtgui_freq_sink_x_0, '0']
+- [hilbert_fc_0, '0', blocks_multiply_xx_0, '0']
+
+metadata:
+  file_format: 1
+  grc_version: 3.10.12.0

onbeat_tx.grc

@@ -127,7 +127,7 @@ blocks:
   parameters:
     affinity: ''
     alias: ''
-    attenuation1: '89.0'
+    attenuation1: '5.0'
     bandwidth: '20000000'
     buffer_size: '32768'
     comment: ''

onbeat_tx_audio.grc

@@ -1,359 +0,0 @@
-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