Tag: control

Electronics, Ham Radio

Controlling PSU fan

Controlling PSU fan

After my PSU died and released its magic smoke, I got the XP Power JPS250PS12 which can produce 250W (21A @ 12V), and cranked the voltage up to 13.8V using the gray pot. Even on 12V the…
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Ham Radio

Controlling Astersik and Raspberry Pi with DTMF

Controlling Astersik and Raspberry Pi with DTMF

Intro

Not long ago I got a call from fellow ham, he planed to travel far from home and wanted the ability to control his Allstar node in case of emergency situation. When…
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