{
  "version": "ON4CRD-DL-R1",
  "status": "unbuilt-prototype",
  "rf_validated": false,
  "thermal_validated": false,
  "board": {
    "width_mm": 90,
    "height_mm": 100,
    "thickness_mm": 1.6,
    "copper_um": 35,
    "layers": 2,
    "resistor_pitch_mm": 25.4,
    "row_pitch_mm": 8,
    "minimum_track_mm": 1.2,
    "minimum_copper_edge_mm": 2.2,
    "pth_resistor_diameter_mm": 1,
    "pth_input_diameter_mm": 1.3,
    "mounting_diameter_mm": 3.2,
    "resistor_pad_diameter_mm": 2.6,
    "input_pad_diameter_mm": 3.2
  },
  "coordinate_origin": "bottom-left",
  "coordinate_unit": "mm",
  "target_frequency_range_mhz": [
    1,
    30
  ],
  "frequency_range_guaranteed": false,
  "resistors": [
    {
      "reference": "R1",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 18,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 18,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R2",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 26,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 26,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R3",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 34,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 34,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R4",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 42,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 42,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R5",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 50,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 50,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R6",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 58,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 58,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R7",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 66,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 66,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R8",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 74,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 74,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R9",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 82,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 82,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R10",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 41,
          "y_mm": 90,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 15.6,
          "y_mm": 90,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R11",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 18,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 18,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R12",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 26,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 26,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R13",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 34,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 34,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R14",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 42,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 42,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R15",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 50,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 50,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R16",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 58,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 58,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R17",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 66,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 66,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R18",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 74,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 74,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R19",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 82,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 82,
          "drill_mm": 1
        }
      ]
    },
    {
      "reference": "R20",
      "resistance_ohm": 1000,
      "tolerance_percent": 1,
      "pads": [
        {
          "number": 1,
          "net": "RF",
          "x_mm": 49,
          "y_mm": 90,
          "drill_mm": 1
        },
        {
          "number": 2,
          "net": "GND",
          "x_mm": 74.4,
          "y_mm": 90,
          "drill_mm": 1
        }
      ]
    }
  ],
  "input": {
    "reference": "J1",
    "description": "Chassis BNC 50 ohm through short coax; solder pads only",
    "pads": [
      {
        "number": 1,
        "net": "RF",
        "x_mm": 45,
        "y_mm": 9,
        "drill_mm": 1.3
      },
      {
        "number": 2,
        "net": "GND",
        "x_mm": 34,
        "y_mm": 9,
        "drill_mm": 1.3
      }
    ]
  },
  "mounting_holes": [
    {
      "x_mm": 5,
      "y_mm": 5,
      "drill_mm": 3.2,
      "plated": false
    },
    {
      "x_mm": 85,
      "y_mm": 5,
      "drill_mm": 3.2,
      "plated": false
    },
    {
      "x_mm": 5,
      "y_mm": 95,
      "drill_mm": 3.2,
      "plated": false
    },
    {
      "x_mm": 85,
      "y_mm": 95,
      "drill_mm": 3.2,
      "plated": false
    }
  ],
  "pth_hole_count": 42,
  "npth_hole_count": 4,
  "variants": [
    {
      "id": "dl-5",
      "target_power_w": 5,
      "resistor_power_w": 0.6,
      "family": "Vishay MRS25",
      "part_number": "MRS25000C1001FCT00",
      "datasheet": "https://www.vishay.com/docs/28724/mrs16m25.pdf",
      "resistor_count": 20,
      "equivalent_resistance_ohm": 50,
      "resistor_dissipation_w": 0.25,
      "voltage_rms_v": 15.811388300841896,
      "current_rms_a": 0.31622776601683794
    },
    {
      "id": "dl-15",
      "target_power_w": 15,
      "resistor_power_w": 2,
      "family": "Vishay PR02 Cu-lead 0.78 mm",
      "part_number": "PR02000201001FA100",
      "datasheet": "https://www.vishay.com/docs/28729/pr010203.pdf",
      "resistor_count": 20,
      "equivalent_resistance_ohm": 50,
      "resistor_dissipation_w": 0.75,
      "voltage_rms_v": 27.386127875258307,
      "current_rms_a": 0.5477225575051661
    },
    {
      "id": "dl-25",
      "target_power_w": 25,
      "resistor_power_w": 3,
      "family": "Vishay PR03 Cu-lead 0.78 mm",
      "part_number": "PR03000201001FAC00",
      "datasheet": "https://www.vishay.com/docs/28729/pr010203.pdf",
      "resistor_count": 20,
      "equivalent_resistance_ohm": 50,
      "resistor_dissipation_w": 1.25,
      "voltage_rms_v": 35.35533905932738,
      "current_rms_a": 0.7071067811865476
    }
  ],
  "fabrication": [
    {
      "path": "gerber/ON4CRD-DL-R1-F_Cu.gbr",
      "sha256": "e50b0dc508ed436f27aa91181d60ba24067d58180ce5612344b6fced71ce38db"
    },
    {
      "path": "gerber/ON4CRD-DL-R1-B_Cu.gbr",
      "sha256": "e2cece390d7beb3c783fca57ccac8180be99db4b36ea518accf2c946956d12d5"
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    {
      "path": "gerber/ON4CRD-DL-R1-F_Mask.gbr",
      "sha256": "f7122b6500733e4e6728aacb22de510897be921c761cc1fa81afeaa37f2573a8"
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    {
      "path": "gerber/ON4CRD-DL-R1-B_Mask.gbr",
      "sha256": "0f09d200beeb246ac54da487b45cc0df4dc30afc43ea0e7edaa6a09c76b882a8"
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    {
      "path": "gerber/ON4CRD-DL-R1-F_Silkscreen.gbr",
      "sha256": "36506b8a4aac4b6ead2b57fb8dfd231af958e3cf44b62b472acddbebe76fdff1"
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    {
      "path": "gerber/ON4CRD-DL-R1-Edge_Cuts.gbr",
      "sha256": "a93ee409ce1a38e436d24564b625b538b6bcc1ba940b926d650f37bd3beb9bb3"
    },
    {
      "path": "drills/ON4CRD-DL-R1-PTH.drl",
      "sha256": "625b46dd7fde729d5d54e3fa6c707b79f5e0c0861fe682e76da8137adf4bbd05"
    },
    {
      "path": "drills/ON4CRD-DL-R1-NPTH.drl",
      "sha256": "25285cdd1ff6be03d7c82e348c37ed82a786e9414ff723c339da56db0c80ede2"
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  ],
  "geometry": {
    "top_ground_rectangles_mm": [
      [
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        3,
        18,
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      ],
      [
        72,
        3,
        87,
        97
      ],
      [
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      ],
      [
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    ],
    "bottom_ground_rectangles_mm": [
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      ],
      [
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      ],
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    "top_rf_segments_mm": [
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        45,
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      ],
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        49,
        18,
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      [
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      [
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      [
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      [
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        49,
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      [
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        66,
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        74,
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      [
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        82,
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      ],
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      ]
    ],
    "top_ground_segments_mm": [
      [
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        34,
        9,
        3
      ]
    ]
  }
}