{
  "radar": {
    "model": "librevna",
    "serial": "",
    "driver_mode": "native",
    "mock_signal_hz": 5000000.0,
    "sweep": {
      "start_hz": 1000000.0,
      "stop_hz": 6000000000.0,
      "points": 201,
      "if_bandwidth_hz": 50000.0,
      "stimulus_power_dbm": -10.0
    }
  },
  "switches": {
    "port1": {
      "name": "port1",
      "driver_mode": "native",
      "driver": "h7992",
      "radar_port": 1,
      "positions": 4,
      "default_position": 0,
      "gpio_chip": "/dev/gpiochip0",
      "pin_a": 17,
      "pin_b": 27,
      "invert_logic": false
    },
    "port2": {
      "name": "port2",
      "driver_mode": "native",
      "driver": "h7992",
      "radar_port": 2,
      "positions": 4,
      "default_position": 0,
      "gpio_chip": "/dev/gpiochip0",
      "pin_a": 22,
      "pin_b": 23,
      "invert_logic": false
    }
  },
  "run": {
    "settling_ms": 0,
    "idle_sleep_ms": 2,
    "continuous": true,
    "processing_live_config_path": "python_app/runtime/processing_live.json",
    "combos": [
      {"input": 0, "output": 0},
      {"input": 1, "output": 0},
      {"input": 2, "output": 0},
      {"input": 3, "output": 0},
      {"input": 0, "output": 3},
      {"input": 1, "output": 3},
      {"input": 2, "output": 3},
      {"input": 3, "output": 3}
    ]
  },
  "preprocess": {
    "s21_calibration_set": "",
    "s21_reference_set": "",
    "s21_calibration_bundle_path": "python_app/runtime/s21_calibration_bundle.bin",
    "s21_reference_bundle_path": "python_app/runtime/s21_reference_bundle.bin",
    "s11_open_calibration_bundle_path": "",
    "s11_short_calibration_bundle_path": "",
    "s11_load_calibration_bundle_path": "",
    "s11_reference_bundle_path": ""
  },
  "gpr": {
    "mode": "point",
    "relative_permittivity": 1.0,
    "tx_geometry": [
      {
        "output_pos": 0,
        "x_m": 0.905
      },
      {
        "output_pos": 3,
        "x_m": -0.905
      }
    ],
    "rx_geometry": [
      {
        "input_pos": 0,
        "x_m": -0.18
      },
      {
        "input_pos": 1,
        "x_m": 0.485
      },
      {
        "input_pos": 2,
        "x_m": -0.49
      },
      {
        "input_pos": 3,
        "x_m": 0.185
      }
    ]
  },
  "rings": {
    "raw": {
      "name": "/radar_raw",
      "capacity": 50,
      "slot_size_bytes": 2097152
    },
    "raw_tap": {
      "name": "/radar_raw_tap",
      "capacity": 50,
      "slot_size_bytes": 2097152
    },
    "preprocessed": {
      "name": "/radar_preprocessed",
      "capacity": 50,
      "slot_size_bytes": 2097152
    },
    "preprocessed_tap": {
      "name": "/radar_preprocessed_tap",
      "capacity": 50,
      "slot_size_bytes": 2097152
    },
    "results": {
      "name": "/radar_results",
      "capacity": 50,
      "slot_size_bytes": 2097152
    }
  }
}