sdr-recorder/openspec/changes/archive/2026-03-19-improved-false-positive-detection/.openspec.yaml at 5f3c41ca3dec8108ffba44d282ebf5980669f1c8 - sdr-recorder - Gitea: Git with a cup of tea

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Michael Smith 733fe76ed5 Tune FFT size and squelch to reduce false-positive recordings

Increase fft_size from 512 (default) to 2048 for better NFM channel
isolation, and add squelch_snr_threshold = 15.0 dB per channel to
reject noise-triggered recordings.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

2026-03-19 13:25:37 +00:00

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	`schema: spec-driven`
	`created: 2026-03-19`