Pogo pins – spring-loaded pin contacts are pretty fun to play with and even cooler when they get used in electronic devices like Adafruit and SparkFun’s test jigs. Check after the break for ...

[Hans Summers] runs a site qrp-labs.com, selling self-assembly kits mostly for radio gear and GPS applications, and had some production problems with his QCX-mini QRP transceiver kit. They were ...