VHF Transceiver module with DRA-818V 1W with Low-Pass Filter and Audio Amplifier
5W VHF UHF Voice Data Transmission RF 10km Radio Modem Module 144MHz/150MHz/169MHz/230MHz Marine Communication Kyl-600h - China Wireless Data Transceiver, Fsk Module | Made-in-China.com
S-Band Transceiver I - CubeSat Communication | CubeSat by EnduroSat
Low-noise amplifier, amateur radio module RF amplifier with 0.6 dB typical noise factor radio amplifier