Saturday, August 30, 2025

Tektronix 454A Oscilloscope

 This was literally a barn find from a friend. He was cleaning out a barn where his late father had a bunch of stuff stored. Broken, dirty, and with dirt dauber nests inside, that's how I got it. A bit of cleaning, replaced a few caps, repaired the horizontal oscillator circuit, and she was up and running. The exterior aluminum parts are a bit rough, but its a real workhorse and a great shop tool. Here are a few pics...