Working with small stations and groups, an engineer may take on certain tasks beyond the expectations faced by someone at a larger company with more resources. To paraphrase the classic police drama, ...

A piezo disk transducer is a handy part for reproducing beeps and boops, and can also function as a rudimentary microphone. Being a piezoelectric element, it can also generate usable power. Enough to ...

Engineering consultant Frank Hertel writes in to describe a fix for a power supply failure in the popular BW Broadcast 1000W transmitter. Frank took a DIY approach. The original power supply is a semi ...