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.
“I’ve been wanting to do a comparison video for a while between the TYT MD2017 and the Retevis RT-82 dual band DMR HTs, which are essentia... Read more
The ARRL Headquarters Emergency Response Team will activate on Wednesday, September 12, ARRL Emergency Response Manager Mike Corey, KI1U, has announce... Read more
Ameritron’s Remote Coax Switch lets you remotely switch up to five separate antennas using one inexpensive small control line (like standard telephone... Read more
The California state government through an unelected official has severed ties to ham radio repeater owners throughout the state. putting countless li... Read more
The fall 2020 nationwide Red Cross Emergency Communication Drill will take place on Saturday, November 14, in conjunction with ARRL Amateur Radio Emer... Read more
A strong magnitude 6.4 earthquake hit Puerto Rico early on January 7 on the heels of a smaller magnitude 5.8 tremor a day earlier. The Puerto Rico Ele... Read more
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