options: parameters: author: Laurent F4FDW category: '[GRC Hier Blocks]' cmake_opt: '' comment: '' copyright: '' description: Flow Graph de reception DVB-T 1 MHz de BW sur 70cm avec un stick RTL-SDR gen_cmake: 'On' gen_linking: dynamic generate_options: qt_gui hier_block_src_path: '.:' id: dvbt_rx_udp 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: RX DVB-T en low BW sur 70cm window_size: '' states: bus_sink: false bus_source: false bus_structure: null coordinate: [16, 16.0] rotation: 0 state: enabled blocks: - name: center_freq id: variable parameters: comment: '' value: ui_center_freq states: bus_sink: false bus_source: false bus_structure: null coordinate: [328, 556.0] rotation: 0 state: enabled - name: freq_corr_ppm id: variable parameters: comment: '' value: ui_freq_corr_ppm states: bus_sink: false bus_source: false bus_structure: null coordinate: [208, 556.0] rotation: 0 state: enabled - name: if_gain_db id: variable parameters: comment: '' value: ui_if_gain_db states: bus_sink: false bus_source: false bus_structure: null coordinate: [528, 556.0] rotation: 0 state: enabled - name: rf_gain_db id: variable parameters: comment: '' value: ui_rf_gain_db states: bus_sink: false bus_source: false bus_structure: null coordinate: [432, 556.0] rotation: 0 state: enabled - name: samp_rate id: variable parameters: comment: '' value: (250000 * 8) / 7 states: bus_sink: false bus_source: false bus_structure: null coordinate: [856, 556.0] rotation: 0 state: disabled - name: samp_rate_chooser_0 id: variable_qtgui_chooser parameters: comment: '' gui_hint: 4,0,1,1 label: Bandwidth label0: 200 khz label1: 250 khz label2: 1 Mhz label3: 2 Mhz label4: '' labels: '[]' num_opts: '4' option0: '228571' option1: '285714' option2: '1142857' option3: '2285714' option4: '4' options: '[0, 1, 2]' orient: Qt.QHBoxLayout type: real value: '285714' widget: radio_buttons states: bus_sink: false bus_source: false bus_structure: null coordinate: [40, 404.0] rotation: 0 state: true - name: ui_center_freq id: variable_qtgui_range parameters: comment: '' gui_hint: 2, 0,1,1 label: center freq. min_len: '0' orient: Qt.Horizontal rangeType: int start: '64000000' step: '1000' stop: '1700000000' value: '436000000' widget: counter states: bus_sink: false bus_source: false bus_structure: null coordinate: [352, 20.0] rotation: 0 state: enabled - name: ui_freq_corr_ppm id: variable_qtgui_range parameters: comment: '' gui_hint: 2, 1,1,1 label: Freq. ppm min_len: '0' orient: Qt.Horizontal rangeType: int start: '-100' step: '1' stop: '100' value: '-1' widget: counter states: bus_sink: false bus_source: false bus_structure: null coordinate: [216, 20.0] rotation: 0 state: enabled - name: ui_if_gain_db id: variable_qtgui_range parameters: comment: '' gui_hint: 1, 1,1,1 label: IF gain min_len: '0' orient: Qt.Horizontal rangeType: int start: '0' step: '1' stop: '40' value: '26' widget: counter states: bus_sink: false bus_source: false bus_structure: null coordinate: [632, 20.0] rotation: 0 state: enabled - name: ui_rf_gain_db id: variable_qtgui_range parameters: comment: '' gui_hint: 1, 0,1,1 label: RF gain min_len: '0' orient: Qt.Horizontal rangeType: float start: '0' step: '1' stop: '42' value: '26' widget: counter states: bus_sink: false bus_source: false bus_structure: null coordinate: [496, 20.0] rotation: 0 state: enabled - name: blocks_tcp_server_sink_0 id: blocks_tcp_server_sink parameters: affinity: '' alias: '' comment: '' ipaddr: 127.0.0.10 noblock: 'True' port: '10000' type: byte vlen: '1' states: bus_sink: false bus_source: false bus_structure: null coordinate: [1096, 556.0] rotation: 0 state: true - name: blocks_udp_sink_0 id: blocks_udp_sink parameters: affinity: '' alias: '' comment: '' eof: 'True' ipaddr: 230.0.0.10 port: '10000' psize: '1472' type: byte vlen: '1' states: bus_sink: false bus_source: false bus_structure: null coordinate: [1096, 436.0] rotation: 0 state: true - name: blocks_vector_to_stream_0 id: blocks_vector_to_stream parameters: affinity: '' alias: '' comment: '' maxoutbuf: '0' minoutbuf: '0' num_items: '1512' type: complex vlen: '1' states: bus_sink: false bus_source: false bus_structure: null coordinate: [1128, 60.0] rotation: 180 state: enabled - name: blocks_vector_to_stream_1 id: blocks_vector_to_stream parameters: affinity: '' alias: '' comment: '' maxoutbuf: '0' minoutbuf: '0' num_items: '1512' type: byte vlen: '1' states: bus_sink: false bus_source: false bus_structure: null coordinate: [512, 340.0] rotation: 180 state: true - name: dtv_dvbt_bit_inner_deinterleaver_0 id: dtv_dvbt_bit_inner_deinterleaver parameters: affinity: '' alias: '' comment: '' constellation: qpsk hierarchy: nh maxoutbuf: '0' minoutbuf: '0' transmission_mode: T2k states: bus_sink: false bus_source: false bus_structure: null coordinate: [720, 324.0] rotation: 180 state: true - name: dtv_dvbt_convolutional_deinterleaver_0 id: dtv_dvbt_convolutional_deinterleaver parameters: I: '12' M: '17' affinity: '' alias: '' blocks: '136' comment: '' maxoutbuf: '0' minoutbuf: '0' states: bus_sink: false bus_source: false bus_structure: null coordinate: [280, 444.0] rotation: 0 state: true - name: dtv_dvbt_demap_0 id: dtv_dvbt_demap parameters: affinity: '' alias: '' comment: '' constellation: qpsk gain: '1' hierarchy: nh maxoutbuf: '0' minoutbuf: '0' transmission_mode: T2k states: bus_sink: false bus_source: false bus_structure: null coordinate: [1120, 308.0] rotation: 180 state: true - name: dtv_dvbt_demod_reference_signals_0 id: dtv_dvbt_demod_reference_signals parameters: affinity: '' alias: '' cell_id: '0' code_rate_hp: C2_3 code_rate_lp: C2_3 comment: '' constellation: qpsk guard_interval: GI_1_32 hierarchy: nh include_cell_id: call_id_yes maxoutbuf: '0' minoutbuf: '0' transmission_mode: T2k type: complex states: bus_sink: false bus_source: false bus_structure: null coordinate: [1096, 116.0] rotation: 0 state: enabled - name: dtv_dvbt_energy_descramble_0 id: dtv_dvbt_energy_descramble parameters: affinity: '' alias: '' comment: '' maxoutbuf: '0' minoutbuf: '0' nsize: '8' states: bus_sink: false bus_source: false bus_structure: null coordinate: [872, 460.0] rotation: 0 state: true - name: dtv_dvbt_ofdm_sym_acquisition_0 id: dtv_dvbt_ofdm_sym_acquisition parameters: affinity: '' alias: '' comment: '' cp_length: '64' fft_length: '2048' maxoutbuf: '0' minoutbuf: '0' occupied_tones: '1705' snr: '20' type: complex states: bus_sink: false bus_source: false bus_structure: null coordinate: [528, 220.0] rotation: 0 state: enabled - name: dtv_dvbt_reed_solomon_dec_0 id: dtv_dvbt_reed_solomon_dec parameters: affinity: '' alias: '' blocks: '8' comment: '' gfpoly: '0x11d' k: '239' m: '8' maxoutbuf: '0' minoutbuf: '0' n: '255' p: '2' s: '51' t: '8' states: bus_sink: false bus_source: false bus_structure: null coordinate: [656, 404.0] rotation: 0 state: true - name: dtv_dvbt_symbol_inner_interleaver_0 id: dtv_dvbt_symbol_inner_interleaver parameters: affinity: '' alias: '' comment: '' direction: Deinterleave maxoutbuf: '0' minoutbuf: '0' transmission_mode: T2k states: bus_sink: false bus_source: false bus_structure: null coordinate: [912, 324.0] rotation: 180 state: true - name: dtv_dvbt_viterbi_decoder_0 id: dtv_dvbt_viterbi_decoder parameters: affinity: '' alias: '' block_size: '768' code_rate: C2_3 comment: '' constellation: qpsk hierarchy: nh maxoutbuf: '0' minoutbuf: '0' type: b states: bus_sink: false bus_source: false bus_structure: null coordinate: [280, 308.0] rotation: 180 state: true - name: fft_vxx_0 id: fft_vxx parameters: affinity: '' alias: '' comment: '' fft_size: '2048' forward: 'True' maxoutbuf: '0' minoutbuf: '0' nthreads: '1' shift: 'True' type: complex window: window.rectangular(2048) states: bus_sink: false bus_source: false bus_structure: null coordinate: [816, 148.0] rotation: 0 state: enabled - name: osmosdr_source_0 id: osmosdr_source parameters: affinity: '' alias: '' ant0: '' ant1: '' ant10: '' ant11: '' ant12: '' ant13: '' ant14: '' ant15: '' ant16: '' ant17: '' ant18: '' ant19: '' ant2: '' ant20: '' ant21: '' ant22: '' ant23: '' ant24: '' ant25: '' ant26: '' ant27: '' ant28: '' ant29: '' ant3: '' ant30: '' ant31: '' ant4: '' ant5: '' ant6: '' ant7: '' ant8: '' ant9: '' args: rtl=0,offset_tune=0,tuner_xtal=28.8e6,rtl_xtal=28.8e6 bb_gain0: '20' bb_gain1: '20' bb_gain10: '20' bb_gain11: '20' bb_gain12: '20' bb_gain13: '20' bb_gain14: '20' bb_gain15: '20' bb_gain16: '20' bb_gain17: '20' bb_gain18: '20' bb_gain19: '20' bb_gain2: '20' bb_gain20: '20' bb_gain21: '20' bb_gain22: '20' bb_gain23: '20' bb_gain24: '20' bb_gain25: '20' bb_gain26: '20' bb_gain27: '20' bb_gain28: '20' bb_gain29: '20' bb_gain3: '20' bb_gain30: '20' bb_gain31: '20' bb_gain4: '20' bb_gain5: '20' bb_gain6: '20' bb_gain7: '20' bb_gain8: '20' bb_gain9: '20' bw0: '0' bw1: '0' bw10: '0' bw11: '0' bw12: '0' bw13: '0' bw14: '0' bw15: '0' bw16: '0' bw17: '0' bw18: '0' bw19: '0' bw2: '0' bw20: '0' bw21: '0' bw22: '0' bw23: '0' bw24: '0' bw25: '0' bw26: '0' bw27: '0' bw28: '0' bw29: '0' bw3: '0' bw30: '0' bw31: '0' bw4: '0' bw5: '0' bw6: '0' bw7: '0' bw8: '0' bw9: '0' clock_source0: '' clock_source1: '' clock_source2: '' clock_source3: '' clock_source4: '' clock_source5: '' clock_source6: '' clock_source7: '' comment: '' corr0: freq_corr_ppm corr1: '0' corr10: '0' corr11: '0' corr12: '0' corr13: '0' corr14: '0' corr15: '0' corr16: '0' corr17: '0' corr18: '0' corr19: '0' corr2: '0' corr20: '0' corr21: '0' corr22: '0' corr23: '0' corr24: '0' corr25: '0' corr26: '0' corr27: '0' corr28: '0' corr29: '0' corr3: '0' corr30: '0' corr31: '0' corr4: '0' corr5: '0' corr6: '0' corr7: '0' corr8: '0' corr9: '0' dc_offset_mode0: '0' dc_offset_mode1: '0' dc_offset_mode10: '0' dc_offset_mode11: '0' dc_offset_mode12: '0' dc_offset_mode13: '0' dc_offset_mode14: '0' dc_offset_mode15: '0' dc_offset_mode16: '0' dc_offset_mode17: '0' dc_offset_mode18: '0' dc_offset_mode19: '0' dc_offset_mode2: '0' dc_offset_mode20: '0' dc_offset_mode21: '0' dc_offset_mode22: '0' dc_offset_mode23: '0' dc_offset_mode24: '0' dc_offset_mode25: '0' dc_offset_mode26: '0' dc_offset_mode27: '0' dc_offset_mode28: '0' dc_offset_mode29: '0' dc_offset_mode3: '0' dc_offset_mode30: '0' dc_offset_mode31: '0' dc_offset_mode4: '0' dc_offset_mode5: '0' dc_offset_mode6: '0' dc_offset_mode7: '0' dc_offset_mode8: '0' dc_offset_mode9: '0' freq0: center_freq freq1: 100e6 freq10: 100e6 freq11: 100e6 freq12: 100e6 freq13: 100e6 freq14: 100e6 freq15: 100e6 freq16: 100e6 freq17: 100e6 freq18: 100e6 freq19: 100e6 freq2: 100e6 freq20: 100e6 freq21: 100e6 freq22: 100e6 freq23: 100e6 freq24: 100e6 freq25: 100e6 freq26: 100e6 freq27: 100e6 freq28: 100e6 freq29: 100e6 freq3: 100e6 freq30: 100e6 freq31: 100e6 freq4: 100e6 freq5: 100e6 freq6: 100e6 freq7: 100e6 freq8: 100e6 freq9: 100e6 gain0: rf_gain_db gain1: '10' gain10: '10' gain11: '10' gain12: '10' gain13: '10' gain14: '10' gain15: '10' gain16: '10' gain17: '10' gain18: '10' gain19: '10' gain2: '10' gain20: '10' gain21: '10' gain22: '10' gain23: '10' gain24: '10' gain25: '10' gain26: '10' gain27: '10' gain28: '10' gain29: '10' gain3: '10' gain30: '10' gain31: '10' gain4: '10' gain5: '10' gain6: '10' gain7: '10' gain8: '10' gain9: '10' gain_mode0: 'False' gain_mode1: 'False' gain_mode10: 'False' gain_mode11: 'False' gain_mode12: 'False' gain_mode13: 'False' gain_mode14: 'False' gain_mode15: 'False' gain_mode16: 'False' gain_mode17: 'False' gain_mode18: 'False' gain_mode19: 'False' gain_mode2: 'False' gain_mode20: 'False' gain_mode21: 'False' gain_mode22: 'False' gain_mode23: 'False' gain_mode24: 'False' gain_mode25: 'False' gain_mode26: 'False' gain_mode27: 'False' gain_mode28: 'False' gain_mode29: 'False' gain_mode3: 'False' gain_mode30: 'False' gain_mode31: 'False' gain_mode4: 'False' gain_mode5: 'False' gain_mode6: 'False' gain_mode7: 'False' gain_mode8: 'False' gain_mode9: 'False' if_gain0: if_gain_db if_gain1: '20' if_gain10: '20' if_gain11: '20' if_gain12: '20' if_gain13: '20' if_gain14: '20' if_gain15: '20' if_gain16: '20' if_gain17: '20' if_gain18: '20' if_gain19: '20' if_gain2: '20' if_gain20: '20' if_gain21: '20' if_gain22: '20' if_gain23: '20' if_gain24: '20' if_gain25: '20' if_gain26: '20' if_gain27: '20' if_gain28: '20' if_gain29: '20' if_gain3: '20' if_gain30: '20' if_gain31: '20' if_gain4: '20' if_gain5: '20' if_gain6: '20' if_gain7: '20' if_gain8: '20' if_gain9: '20' iq_balance_mode0: '0' iq_balance_mode1: '0' iq_balance_mode10: '0' iq_balance_mode11: '0' iq_balance_mode12: '0' iq_balance_mode13: '0' iq_balance_mode14: '0' iq_balance_mode15: '0' iq_balance_mode16: '0' iq_balance_mode17: '0' iq_balance_mode18: '0' iq_balance_mode19: '0' iq_balance_mode2: '0' iq_balance_mode20: '0' iq_balance_mode21: '0' iq_balance_mode22: '0' iq_balance_mode23: '0' iq_balance_mode24: '0' iq_balance_mode25: '0' iq_balance_mode26: '0' iq_balance_mode27: '0' iq_balance_mode28: '0' iq_balance_mode29: '0' iq_balance_mode3: '0' iq_balance_mode30: '0' iq_balance_mode31: '0' iq_balance_mode4: '0' iq_balance_mode5: '0' iq_balance_mode6: '0' iq_balance_mode7: '0' iq_balance_mode8: '0' iq_balance_mode9: '0' maxoutbuf: '0' minoutbuf: '0' nchan: '1' num_mboards: '1' sample_rate: samp_rate_chooser_0 sync: pc_clock time_source0: external time_source1: '' time_source2: '' time_source3: '' time_source4: '' time_source5: '' time_source6: '' time_source7: '' type: fc32 states: bus_sink: false bus_source: false bus_structure: null coordinate: [16, 148.0] rotation: 0 state: true - 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: '"red"' color4: '"red"' color5: '"red"' color6: '"red"' color7: '"red"' color8: '"red"' color9: '"red"' comment: '' grid: 'True' gui_hint: 0,0, 1, 2 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: Constellation nconnections: '1' size: '1024' 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: '1.5' xmin: '-1.5' ymax: '1.5' ymin: '-1.5' states: bus_sink: false bus_source: false bus_structure: null coordinate: [784, 36.0] rotation: 180 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: 'False' bw: samp_rate_chooser_0 *2 color1: '0' color10: '0' color2: '0' color3: '0' color4: '0' color5: '0' color6: '0' color7: '0' color8: '0' color9: '0' comment: '' fc: '0' fftsize: '1024' freqhalf: 'True' grid: 'True' gui_hint: 3,0,1,2 int_max: '10' int_min: '-140' label1: '' label10: '' label2: '' label3: '' label4: '' label5: '' label6: '' label7: '' label8: '' label9: '' legend: 'True' maxoutbuf: '0' minoutbuf: '0' name: Calibrage nconnections: '1' showports: 'True' type: complex update_time: '0.01' wintype: firdes.WIN_BLACKMAN_hARRIS states: bus_sink: false bus_source: false bus_structure: null coordinate: [336, 156.0] rotation: 0 state: enabled connections: - [blocks_vector_to_stream_0, '0', qtgui_const_sink_x_0, '0'] - [blocks_vector_to_stream_1, '0', dtv_dvbt_viterbi_decoder_0, '0'] - [dtv_dvbt_bit_inner_deinterleaver_0, '0', blocks_vector_to_stream_1, '0'] - [dtv_dvbt_convolutional_deinterleaver_0, '0', dtv_dvbt_reed_solomon_dec_0, '0'] - [dtv_dvbt_demap_0, '0', dtv_dvbt_symbol_inner_interleaver_0, '0'] - [dtv_dvbt_demod_reference_signals_0, '0', blocks_vector_to_stream_0, '0'] - [dtv_dvbt_demod_reference_signals_0, '0', dtv_dvbt_demap_0, '0'] - [dtv_dvbt_energy_descramble_0, '0', blocks_tcp_server_sink_0, '0'] - [dtv_dvbt_energy_descramble_0, '0', blocks_udp_sink_0, '0'] - [dtv_dvbt_ofdm_sym_acquisition_0, '0', fft_vxx_0, '0'] - [dtv_dvbt_reed_solomon_dec_0, '0', dtv_dvbt_energy_descramble_0, '0'] - [dtv_dvbt_symbol_inner_interleaver_0, '0', dtv_dvbt_bit_inner_deinterleaver_0, '0'] - [dtv_dvbt_viterbi_decoder_0, '0', dtv_dvbt_convolutional_deinterleaver_0, '0'] - [fft_vxx_0, '0', dtv_dvbt_demod_reference_signals_0, '0'] - [osmosdr_source_0, '0', dtv_dvbt_ofdm_sym_acquisition_0, '0'] - [osmosdr_source_0, '0', qtgui_waterfall_sink_x_0, '0'] metadata: file_format: 1