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Lab065: validate OTA gain improvement at TX VGA 20 dB

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LittleSam129
2026-09-15 13:42:08 +03:00
parent cff226e0bf
commit dacf04f2d0
12 changed files with 2305 additions and 0 deletions
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181
data/processed/lab065/preflight_result.json Normal file
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{
"lab": "Lab065",
"stage": "COMMON_CLOCK_AND_RX_ONLY_PREFLIGHT",
"passed": true,
"rf_tx_count": 0,
"stop_before_tx": true,
"point": {
"frequency_hz": 1400000000,
"physical_path": "MASTER TX near window -> LOS indoor -> SLAVE RX on desk",
"path_confirmed": true,
"tx_antenna": "existing 1400 MHz antenna near window",
"rx_antenna": "existing 1400 MHz antenna on desk",
"distance_m": 1.2,
"orientation": "same polarization; fixed during preflight and RF session",
"visibility": "LOS indoor"
},
"parameters": {
"rf_frequency_hz": 1400000000,
"sample_rate_hz": 8000000,
"symbol_rate": 20000,
"samples_per_symbol": 400,
"digital_carrier_hz": 50000,
"rrc_rolloff": 0.35,
"rrc_span_symbols": 10,
"prbs": "PRBS7 x^7+x^6+1, deterministic initial state",
"full_phy_packet": false,
"tx_vga_db": 20,
"rx_lna_db": 24,
"rx_vga_db": 24,
"rf_amplifier": false,
"bias_tee": false,
"geometry": {
"frequency_hz": 1400000000,
"physical_path": "MASTER TX near window -> LOS indoor -> SLAVE RX on desk",
"path_confirmed": true,
"tx_antenna": "existing 1400 MHz antenna near window",
"rx_antenna": "existing 1400 MHz antenna on desk",
"distance_m": 1.2,
"orientation": "same polarization; fixed during preflight and RF session",
"visibility": "LOS indoor"
},
"clock_path": "10 MHz TCXO -> MASTER -> MASTER CLKOUT -> SLAVE CLKIN",
"levels_db_relative_nominal": [
-18.0,
-12.0,
-6.0,
0.0
],
"geometry_unchanged_from_lab064": true,
"waveform_source": "Lab064 exact CS8 copy"
},
"tx_sha256": "fa260719659b2984fe29588238415622cd75c6daefec6cc9130ba1bf851bd3f9",
"process_before": {
"state": "CLEAR",
"attempts": [
{
"state": "CLEAR",
"mechanism": "psutil",
"matches": [],
"inspected": 289,
"errors": []
}
]
},
"inventory": {
"passed": true,
"serials": [
"000000000000000097c063dc2e5327d3",
"000000000000000097c063dc323b97d3"
],
"master_serial": "000000000000000097c063dc323b97d3",
"slave_serial": "000000000000000097c063dc2e5327d3",
"raw_output": "hackrf_info version: 2024.02.1\nlibhackrf version: 2024.02.1 (0.9)\nFound HackRF\nIndex: 0\nSerial number: 000000000000000097c063dc323b97d3\nBoard ID Number: 4 (HackRF One)\nFirmware Version: 2024.02.1 (API:1.08)\nPart ID Number: 0xa000cb3c 0x00744f5a\nHardware Revision: r9\nHardware does not appear to have been manufactured by Great Scott Gadgets.\nHardware supported by installed firmware:\n HackRF One\n\nFound HackRF\nIndex: 1\nSerial number: 000000000000000097c063dc2e5327d3\nBoard ID Number: 4 (HackRF One)\nFirmware Version: 2024.02.1 (API:1.08)\nPart ID Number: 0xa000cb3c 0xbc4b4739\nHardware Revision: r9\nHardware does not appear to have been manufactured by Great Scott Gadgets.\nHardware supported by installed firmware:\n HackRF One"
},
"clock": {
"passed": true,
"master_reg29": 38,
"slave_reg29": 38,
"slave_clkin_status": "DETECTED",
"slave_clock_wait": {
"state": "DETECTED",
"queries": 3,
"time_to_detect_ms": 201.98559993878007,
"elapsed_ms": 201.98559993878007,
"polls": [
{
"query": 1,
"start_ms": 50.617999862879515,
"end_ms": 66.89479993656278,
"raw": "CLKIN status: no clock signal detected",
"state": "NOT_DETECTED",
"exit_code": 0
},
{
"query": 2,
"start_ms": 117.23309988155961,
"end_ms": 136.1208998132497,
"raw": "CLKIN status: no clock signal detected",
"state": "NOT_DETECTED",
"exit_code": 0
},
{
"query": 3,
"start_ms": 187.1324998792261,
"end_ms": 201.98559993878007,
"raw": "CLKIN status: clock signal detected",
"state": "DETECTED",
"exit_code": 0
}
]
},
"master_serial": "000000000000000097c063dc323b97d3",
"slave_serial": "000000000000000097c063dc2e5327d3"
},
"rx_process": {
"returncode": 0,
"stdout": "",
"stderr": "call hackrf_set_sample_rate(8000000 Hz/8.000 MHz)\ncall hackrf_set_hw_sync_mode(0)\ncall hackrf_set_freq(1400000000 Hz/1400.000 MHz)\ncall hackrf_set_amp_enable(0)\ncall hackrf_set_antenna_enable(0)\nsamples_to_xfer 800000/0Mio\nStop with Ctrl-C\n 1.8 MiB / 0.116 sec = 15.9 MiB/second, average power -34.8 dBfs, 9024 bytes free in buffer, 0 overruns, longest 0 bytes\n\nExiting...\nTotal time: 0.11556 s\nhackrf_stop_rx() done\nTransfer statistics:\n1847520 bytes transferred by M0\n1835008 bytes transferred by M4\n0 overruns, longest 0 bytes\nhackrf_close() done\nhackrf_exit() done\nfclose() done\nexit\n"
},
"rx_counter_summary": {
"expected_kind": "overrun",
"observations": [
{
"count": 0,
"role": "UNKNOWN",
"kind": "overrun",
"text": "0 overruns",
"character_offset": 333
},
{
"count": 0,
"role": "UNKNOWN",
"kind": "overrun",
"text": "0 overruns",
"character_offset": 502
}
],
"selected_counts": [
0,
0
],
"final_count": 0,
"maximum_count": 0,
"unparsed_loss_text": false,
"clean": true
},
"rx_level": {
"samples": 800000,
"mean_i": 0.94889625,
"mean_q": 1.85107375,
"power_code2": 5.4432075,
"ac_power_code2": 1.1163293787968742,
"rms_code": 2.333068258752838,
"peak_magnitude_code": 8.06225774829855,
"max_abs_i": 6.0,
"max_abs_q": 8.0,
"papr_db": 10.770584663112091,
"clipped_components_fraction": 0.0,
"clipped_samples_fraction": 0.0,
"saturation_detected": false,
"analog_compression": "UNKNOWN_WITHOUT_CALIBRATION",
"symbol_energy": "NOT_APPLICABLE_TO_BACKGROUND",
"ac_rms_code": 1.0565648956864289,
"unexpected_strong_signal": false
},
"rx_sha256": "be3c61dfa1bc40d1a9f6777689026804a1ccfc340b82680d3ec5304ddd68f78c",
"rx_overruns": 0,
"process_after": {
"state": "CLEAR",
"attempts": [
{
"state": "CLEAR",
"mechanism": "psutil",
"matches": [],
"inspected": 289,
"errors": []
}
]
},
"cleanup_errors": []
}