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lora aprs rssi snr

9M2PJU amateur radio automatic packet reporting system ham radio LoRa LoRa APRS iGate radio amatur

Understanding RSSI & SNR in APRS LoRa: What Do These Numbers Mean?

9M2PJU July 9, 2025

If you’ve ever looked at APRS LoRa logs and seen cryptic numbers like -127 and…

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chirp spread spectrum

amateur radio chirp spread spectrum frequency shift ham radio internet of things LoRa LoRaWAN radio

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LoRa and Chirp Spread Spectrum (CSS) Modulation: How It Works

LoRa (Long Range) is a wireless communication technology that has gained significant popularity in recent…