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Verify RFSAM-ADSB-PHY-01 with a real 1090 MHz reception session v1.1 - #5

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arlethmichellopez wants to merge 2 commits into
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verify/adsb-phy-campo_v1.1

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Verify RFSAM-ADSB-PHY-01 with real 1090 MHz reception sessions

Replace the [FILL: measured receiver statistics] placeholder in ## Field case with actual over-the-air measurements conducted at Electronic Cats, Aguascalientes.

What changed

  • ## Field case: added measured receiver statistics from two 30-minute sessions (baseline vs LNA+filter). No other sections modified.
  • Frontmatter:
    reviewStatusverified,
    lastResearched → 2026-08-20.

Measured results

Metric No LNA With LNA+filter Change
Duration 1883.2 s (31 min 23 s) 1824.8 s (30 min 25 s) equivalent windows
Aircraft tracked (tracks.all) 59 86 +45.76%
Frames total (modes) 59,051,621 81,576,560
CRC pass fraction 27.21% 27.54% +0.03%
Max range 110,861 m (110.86 km) 160,484 m (160.48 km) +49.62 km
Decoded positions 2,697 4,304 +59.6%

Conditions

  • Location: Electronic Cats, Aguascalientes (21.8916, -102.2915)
  • Antenna: quarter-wave 6.9 cm for 1090 MHz
  • Gain: --gain -10 (automatic)
  • Decoder: readsb (dump1090-fa fork)
  • LNA: BT-200 (powered) + 1090 MHz bandpass filter
  • SDR: NESDR SMArt v5.2b8 (RTL2832U + R820T2)

Evidence

Screenshot From 2026-08-17 12-59-54

stats.json - Session 1 (no LNA)
stats.json - Session 2 (with LNA)
comparacion_sesiones.txt

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