As a follow-up on his story on tunnel radio, Nick Langan explores college campus carrier-current radio and hears from readers ...

The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.

Mike: Nearly every analog instrument uses the 4-20 mA loop. Field transmitters, positioners, and variable frequency drives ...

This study proposes the design, fabrication, and testing of a 3-D integrated transmitter operating at the W band. Detailed analyses of the performance variations before and after packaging of the ...