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Using GQRX-scan as a "poor man's police scanner" for analog trunked radio on Linux / Raspberry Pi : r/RTLSDR
GitHub - adolfogarza/GQRX-Scanner: Python Script that allows GQRX users to automatically scan custom frequency ranges by remote controlling the GQRX client's RTL-SDR hardware.
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Best SDR RTL2832U R820T2 HF reception TXCO 0.5 PPM SMA software defined radio Low Noise Amplifier|Radio & TV Broadcast Equipments| - AliExpress
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