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.
This is an EMC Model 215 Tube Tester I got from a friend. The Tube filament operation was intermittent, and traced to dirty tube filament setting rotary switch. Once correct, it ran like a new machine. Here's a few pics of this vintage tester...
