SDR & Radio Computing Tuning an RTL-SDR Receiver: Gain, Bandwidth, SNR, and Squelch Are Different Knobs A practical guide to commissioning RTL-SDR receivers by treating gain, channel bandwidth, SNR, and squelch as separate controls—and measuring each one before saving a reproducible configuration. Field Guide · September 13, 2026 Read article →
ManTag summary
N0JCG has published a new receiver and SDR item. It may help radio-monitoring users compare hardware, software or practical receive-side configurations.
Why it matters for scanner listeners
SDR tools increasingly complement dedicated scanners. Changes in receiver software and hardware can expand what listeners can monitor and how easily they can review it.
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