You may have heard about your engine's coil pack but not understood what it does. It's actually a critical component for ...

Before reading this article, read and consider the question shown in the box. Society of Broadcast Engineers certification is the emblem of professionalism in broadcast engineering. To help you get in ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kathryn Rath Kathryn Rath is a writer covering audio, video, and smart-home ...

[Ben Eadie (VE6SFX)] is at it again with the foil tape, and this time he’s whipped up a stealthy mobile sunroof antenna for the amateur radio operator with the on-the-go lifestyle. You may recall [Ben ...

GE model UL-1653 radio choke coil made for RCA. Marked: "Radio Choke Coil / Model UL1653 / U.S.A. / [RCA and GE logos]" A radio frequency choke coil consisting of fine cotton-covered copper wire wound ...

“I design a radio coil. I make it with sweat and blood and it’s the ne plus ultra coil. Then I give it to a producer and tell him to make it just so. Then that bum makes it wrong. So I get into the ...

General Radio plug-in adjustable wavemeter coil, thin wire, 20 turns. No style or type number. Unit mounts on a General Radio 247 wavemeter. See image, Harold Greenwood, "Pictorial Album of Wireless ...

Perhaps this is one of the simplest and smallest FM radio receiver that can receive the FM stations available locally. Its simple design makes it ideal for a pocket sized FM receiver. The output of ...