{
  "target_mhz": 915.0,
  "pair_spacing_mm": 240.0,
  "spacing_lambda": 0.73,
  "board": "frame",
  "dim_scale": 0.83,
  "board_area_mm2": 14008,
  "board_mass_g": 41.3,
  "clean": {
    "sum": {
      "peak_dbi": 8.58,
      "peak_phi": 0.0,
      "fwd_dbi": 8.58,
      "fb_db": 15.11,
      "hpbw_deg": 36.1,
      "el_tilt_deg": 0.0,
      "el_peak_dbi": 8.58
    },
    "elem": {
      "peak_dbi": 5.57,
      "peak_phi": 6.0,
      "fwd_dbi": 5.48,
      "fb_db": 15.13,
      "hpbw_deg": 81.7,
      "s11_at_915_db": -19.05,
      "resonance_mhz": 907.7,
      "zin_re": 56.0,
      "zin_im": 10.3,
      "eff_pct": 91.2
    },
    "diff": {
      "null_phi": 0.0,
      "null_db": -23.88,
      "null_at_0_db": -23.88,
      "lobe_dbi": 6.21
    },
    "array_gain_db": 3.01
  },
  "airframe": {
    "sum": {
      "peak_dbi": 7.44,
      "peak_phi": -6.0,
      "fwd_dbi": 7.26,
      "fb_db": 11.62,
      "hpbw_deg": 36.1,
      "el_tilt_deg": 30.0,
      "el_peak_dbi": 8.13
    },
    "elem": {
      "peak_dbi": 5.81,
      "peak_phi": 12.0,
      "fwd_dbi": 4.09,
      "fb_db": 8.18,
      "hpbw_deg": 31.6,
      "s11_at_915_db": -21.49,
      "resonance_mhz": 926.0,
      "zin_re": 42.9,
      "zin_im": -3.3,
      "eff_pct": 93.3
    },
    "diff": {
      "null_phi": -2.0,
      "null_db": -16.03,
      "null_at_0_db": -13.26,
      "lobe_dbi": 3.7
    },
    "array_gain_db": 1.63
  },
  "solid_clean": {
    "sum": {
      "peak_dbi": 8.79,
      "peak_phi": 0.0,
      "fwd_dbi": 8.79,
      "fb_db": 12.01,
      "hpbw_deg": 36.2,
      "el_tilt_deg": 0.0,
      "el_peak_dbi": 8.79
    },
    "elem": {
      "peak_dbi": 5.86,
      "peak_phi": 6.0,
      "fwd_dbi": 5.78,
      "fb_db": 11.69,
      "hpbw_deg": 82.6,
      "s11_at_915_db": -18.0,
      "resonance_mhz": 924.1,
      "zin_re": 39.1,
      "zin_im": -2.6,
      "eff_pct": 85.3
    },
    "diff": {
      "null_phi": 0.0,
      "null_db": -23.98,
      "null_at_0_db": -23.98,
      "lobe_dbi": 6.54
    },
    "array_gain_db": 2.93
  },
  "solid_board_mass_g": 61.6,
  "clean_finemesh": {
    "sum": {
      "peak_dbi": 8.9,
      "peak_phi": 0.0,
      "fwd_dbi": 8.9,
      "fb_db": 13.76,
      "hpbw_deg": 36.1,
      "el_tilt_deg": 0.0,
      "el_peak_dbi": 8.9
    },
    "elem": {
      "peak_dbi": 5.89,
      "peak_phi": 6.0,
      "fwd_dbi": 5.79,
      "fb_db": 13.91,
      "hpbw_deg": 81.6,
      "s11_at_915_db": -20.51,
      "resonance_mhz": 915.0,
      "zin_re": 46.8,
      "zin_im": 8.6,
      "eff_pct": 91.2
    },
    "diff": {
      "null_phi": 0.0,
      "null_db": -34.85,
      "null_at_0_db": -34.85,
      "lobe_dbi": 6.55
    },
    "array_gain_db": 3.01
  },
  "build_spec": {
    "dim_scale": 0.815,
    "C": 12.5,
    "gap_mm": 10.19,
    "element_mm": [
      95.5,
      41.1
    ],
    "board_mm": [
      343.5,
      61.9
    ],
    "board_mass_g": 40.9
  }
}