GiamMa-based researchers SDR R&D IoT: MultimodeRadioBeacon: A #multimode #radio #beacon for QRSS (FSK-CW,#CW) & #WSPR. Implemented using #AD9850 & #STM32duino by jaesparza #SoftwareDefinedRadio #HamRadio #Morse #Ham #LowPassFilter #HF #ShortWave #Arduino
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