I've been in Amateur Radio since 1974, and still find new and interesting things to do. I like to build, restore, and operate on the air. This blog has been running for many years, so be sure to check out "Jump to Posts on Specific Topics" in the RH column to drill down and find lots of stuff. Visit www.WB4IUY.net for the lowdown at WB4IUY. Email me at wb4iuy@gmail.com if you have any questions.
A bit of WW2 history... Here's a few pictures of a NAF headphone assy from the Naval Aircraft Facility during WW2. Mfg by Best Mfg Co. with Shure Bro Anb-h-1 elements. They look uncomfortable. They've probably experienced a few things, too!
