{
  "lab": "Lab062",
  "stage": "RX_ONLY_PREFLIGHT",
  "passed": true,
  "rf_tx_count": 0,
  "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": 500000,
    "samples_per_symbol": 16,
    "digital_carrier_hz": 50000.0,
    "packets": 16,
    "payload_bytes": 256,
    "tx_vga_db": 10,
    "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"
  },
  "tx_sha256": "e84bbce227426c0aac13a48ded1286ca4a44fc6e3efce01f6e5a513217c87ff5",
  "stop_before_tx": true,
  "process_before": {
    "state": "CLEAR",
    "attempts": [
      {
        "state": "CLEAR",
        "mechanism": "psutil",
        "matches": [],
        "inspected": 308,
        "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": 2,
      "time_to_detect_ms": 133.57950001955032,
      "elapsed_ms": 133.57950001955032,
      "polls": [
        {
          "query": 1,
          "start_ms": 50.528000108897686,
          "end_ms": 67.34060007147491,
          "raw": "CLKIN status: no clock signal detected",
          "state": "NOT_DETECTED",
          "exit_code": 0
        },
        {
          "query": 2,
          "start_ms": 117.69610014744103,
          "end_ms": 133.57950001955032,
          "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 / 0.115 sec = 15.9 MiB/second, average power -34.5 dBfs, 9120 bytes free in buffer, 0 overruns, longest 0 bytes\n\nExiting...\nTotal time: 0.11549 s\nhackrf_stop_rx() done\nTransfer statistics:\n1847680 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_level": {
    "samples": 800000,
    "mean_i": 0.9660625,
    "mean_q": 1.85752875,
    "power_code2": 5.35486625,
    "ac_power_code2": 0.9711764390171878,
    "rms_code": 2.3140583938180987,
    "peak_magnitude_code": 8.246211251235321,
    "max_abs_i": 6.0,
    "max_abs_q": 8.0,
    "papr_db": 11.037602848982825,
    "clipped_components_fraction": 0.0,
    "clipped_samples_fraction": 0.0,
    "saturation_detected": false,
    "analog_compression": "UNKNOWN_WITHOUT_CALIBRATION",
    "ac_rms_code": 0.9854828456229909,
    "unexpected_strong_signal": false,
    "strong_signal_rule": "AC RMS >= 20.0 code or max |I|/|Q| >= 100.0 code",
    "symbol_energy": "NOT_APPLICABLE_TO_BACKGROUND"
  },
  "rx_sha256": "4cc0ceef5a95f84e5aa0c232d14ff1123efd307494b5c8a5646854be912fdbca",
  "rx_overruns": 0,
  "process_after": {
    "state": "CLEAR",
    "attempts": [
      {
        "state": "CLEAR",
        "mechanism": "psutil",
        "matches": [],
        "inspected": 308,
        "errors": []
      }
    ]
  },
  "cleanup_errors": [],
  "processed_correction": {
    "source": "data/raw/lab062/preflight_result.json",
    "removed_field": "rx_level.symbol_energy_code2_seconds",
    "removed_value": 0.00026774331249999997,
    "reason": "inherited Lab056 20 ksymbol/s normalization is not applicable to RX-only background",
    "preflight_pass_affected": false
  }
}