ChipsHackadayabout 2 hours ago
Hidden SDR Found in LR2021 LoRa Chip
1 min read
Samson1te reveals hidden software-defined radio functionality within the LR2021 LoRa chip. The chip includes a 2.4 GHz radio plus a radio operating from 150 to 960 MHz. This discovery provides a 16-bit SDR with receive and transmit capabilities. The main demo currently supports P25 digital voice.
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