jmilldrum] really gets a lot of use out of his Si5351A breakout board. He’s a ham [NT7S], and the Si5351A can generate multiple square waves ranging from 8 kHz to 160 MHz, so it only stands to reason that it is going to be a useful tool for any RF hacker. His most recent exploit is to use the I2C-controllable chip to implement a Fast Simple QSO (FSQ) beacon with an Arduino.
As he nears retirement, ARRL CEO David Sumner has been honored by the Dayton Amateur Radio Association (DARA), which sponsors Dayton Hamvention®. Sumn... Read more
The new FT5DR/E is a full-featured C4FM handheld transceiver with superior operability and new sophisticatedfunctions. Even in a compact body (W62mm x... Read more
by Tom, DF5JL Time and again the question arises as to how far you can turn the tuning knob when transmitting in SSB voice mode. Up to the e... Read more
ARRL has asked the FCC to avoid authorizing developmental technologies in two Amateur Radio bands above 95 GHz that some radio amateurs may not be una... Read more
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