Single channel recording 2022-04-29 13:38:58.358 | INFO | __main__:__init__:165 - USRPS: [{'usrp': , 'n_channels': 1, 'antenna': 'RX2', 'serial': '3136D4B', 'config': {'serial': '3136D4B', 'subdev': 'A:A', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}}] 2022-04-29 13:38:58.359 | DEBUG | __main__:__init__:166 - settings: {'Fc_hz': 437000000.0, 'Fs_hz': 500000.0, 'gain_dB': 45, 'NID': 666, 'file_name': '', 'file_path': '/media/rf_data/recordings', 'antenna': 'RX2', 'pps_present': True, 'test_dev_null': False, 'usrps': [{'serial': '3136D4B', 'subdev': 'A:A', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}]} 2022-04-29 13:38:58.359 | DEBUG | __main__:__init__:174 - USRP {'usrp': , 'n_channels': 1, 'antenna': 'RX2', 'serial': '3136D4B', 'config': {'serial': '3136D4B', 'subdev': 'A:A', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}}: Setting clock source to external and time source to external 2022-04-29 13:38:58.775 | INFO | __main__:__init__:180 - Clock ref locked True 2022-04-29 13:38:58.775 | DEBUG | __main__:__init__:183 - 0 antenna RX2 gain 45 2022-04-29 13:38:58.777 | DEBUG | __main__:__init__:206 - 1 2022-04-29 13:38:59.779 | WARNING | __main__:__init__:222 - syncing time -- If this hangs, please verify that an external pps is configured 2022-04-29 13:38:59.780 | DEBUG | __main__:sync_clock:244 - USRP0 time 1.316781625 1970-01-01 10:00:01.316782 2022-04-29 13:39:00.083 | INFO | __main__:sync_clock:258 - USRP 3136D4B -- Successfully synced USRP GPS time in 1 attempts 2022-04-29 13:39:00.084 | INFO | __main__:__init__:224 - verifying time 2022-04-29 13:39:01.010 | INFO | __main__:check_clock:275 - USRP0 time 1651203541.0 2022-04-29 13:39:01.000000 2022-04-29 13:39:01.010 | WARNING | __main__:check_clock:280 - All USRP clocks in sync (to the second) 2022-04-29 13:39:02.011 | DEBUG | __main__:__init__:229 - tune the USRPs 2022-04-29 13:39:02.117 | DEBUG | __main__:__init__:231 - done 2022-04-29 13:39:02.117 | INFO | __main__::353 - start recording 2022-04-29 13:39:02.117 | INFO | __main__:start:317 - Before stream start: system time 1651203542.1179564 usrp time 1651203542.0 (2022-04-29 13:39:02.000000) 2022-04-29 13:39:02.118 | WARNING | __main__:start:329 - Starting recording immediately 2022-04-29 13:39:02.118 | INFO | __main__:start:331 - Calling start() 2022-04-29 13:39:02.119 | INFO | __main__:start:335 - Time after issuing start stream command: 1651203542.1197705 usrp time 1651203542.0 (2022-04-29 13:39:02.000000) 2022-04-29 13:39:04.894 | WARNING | __main__::363 - verifying clock after recording 2022-04-29 13:39:05.011 | INFO | __main__:check_clock:275 - USRP0 time 1651203545.0 2022-04-29 13:39:05.000000 2022-04-29 13:39:05.012 | WARNING | __main__:check_clock:280 - All USRP clocks in sync (to the second) 2022-04-29 13:39:05.012 | INFO | __main__::365 - {'Fc_hz': 437000000.0, 'Fs_hz': 500000.0, 'gain_dB': 45, 'NID': 666, 'file_name': '', 'file_path': '/media/rf_data/recordings', 'antenna': 'RX2', 'pps_present': True, 'test_dev_null': False, 'usrps': [{'serial': '3136D4B', 'subdev': 'A:A', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}], 'output_file_names': ['1651203538_666_ch0.dat']} Dual channel recording 2022-04-29 13:39:15.988 | INFO | __main__:__init__:165 - USRPS: [{'usrp': , 'n_channels': 2, 'antenna': 'RX2', 'serial': '3136D4B', 'config': {'serial': '3136D4B', 'subdev': 'A:A A:B', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}}] 2022-04-29 13:39:15.988 | DEBUG | __main__:__init__:166 - settings: {'Fc_hz': 437000000.0, 'Fs_hz': 500000.0, 'gain_dB': 45, 'NID': 666, 'file_name': '', 'file_path': '/media/rf_data/recordings', 'antenna': 'RX2', 'pps_present': True, 'test_dev_null': False, 'usrps': [{'serial': '3136D4B', 'subdev': 'A:A A:B', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}]} 2022-04-29 13:39:15.989 | DEBUG | __main__:__init__:174 - USRP {'usrp': , 'n_channels': 2, 'antenna': 'RX2', 'serial': '3136D4B', 'config': {'serial': '3136D4B', 'subdev': 'A:A A:B', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}}: Setting clock source to external and time source to external 2022-04-29 13:39:16.412 | INFO | __main__:__init__:180 - Clock ref locked True 2022-04-29 13:39:16.413 | DEBUG | __main__:__init__:183 - 0 antenna RX2 gain 45 2022-04-29 13:39:16.414 | DEBUG | __main__:__init__:183 - 1 antenna RX2 gain 45 2022-04-29 13:39:16.416 | DEBUG | __main__:__init__:206 - 2 2022-04-29 13:39:17.418 | WARNING | __main__:__init__:222 - syncing time -- If this hangs, please verify that an external pps is configured 2022-04-29 13:39:17.420 | DEBUG | __main__:sync_clock:244 - USRP0 time 1.6931099062500001 1970-01-01 10:00:01.693110 2022-04-29 13:39:18.030 | INFO | __main__:sync_clock:258 - USRP 3136D4B -- Successfully synced USRP GPS time in 1 attempts 2022-04-29 13:39:18.031 | INFO | __main__:__init__:224 - verifying time 2022-04-29 13:39:19.011 | INFO | __main__:check_clock:275 - USRP0 time 1651203559.0 2022-04-29 13:39:19.000000 2022-04-29 13:39:19.012 | WARNING | __main__:check_clock:280 - All USRP clocks in sync (to the second) 2022-04-29 13:39:20.013 | DEBUG | __main__:__init__:229 - tune the USRPs 2022-04-29 13:39:20.118 | DEBUG | __main__:__init__:231 - done 2022-04-29 13:39:20.119 | INFO | __main__::353 - start recording 2022-04-29 13:39:20.120 | INFO | __main__:start:317 - Before stream start: system time 1651203560.1199565 usrp time 1651203560.0 (2022-04-29 13:39:20.000000) 2022-04-29 13:39:20.120 | WARNING | __main__:start:329 - Starting recording immediately 2022-04-29 13:39:20.120 | INFO | __main__:start:331 - Calling start() 2022-04-29 13:39:22.012 | INFO | __main__:start:335 - Time after issuing start stream command: 1651203562.012672 usrp time 3302407122.0 (2074-08-25 17:18:42.000000) 2022-04-29 13:39:27.165 | WARNING | __main__::363 - verifying clock after recording 2022-04-29 13:39:28.010 | INFO | __main__:check_clock:275 - USRP0 time 3302407128.450936 2074-08-25 17:18:48.450936 2022-04-29 13:39:28.011 | WARNING | __main__:check_clock:280 - All USRP clocks in sync (to the second) 2022-04-29 13:39:28.011 | INFO | __main__::365 - {'Fc_hz': 437000000.0, 'Fs_hz': 500000.0, 'gain_dB': 45, 'NID': 666, 'file_name': '', 'file_path': '/media/rf_data/recordings', 'antenna': 'RX2', 'pps_present': True, 'test_dev_null': False, 'usrps': [{'serial': '3136D4B', 'subdev': 'A:A A:B', 'args': 'recv_frame_size=1032, num_recv_frames=5120', 'antenna': 'RX2'}], 'output_file_names': ['1651203556_666_ch0.dat', '1651203556_666_ch1.dat']}