Tag Archives: heathkit

Dynaco FM-3 High Fidelity Tuner Repair

I recently got to work on a very interesting Dynaco FM tuner, the FM-3, which was in the shop for an overhaul. The owner reported it wasn’t working that well anymore, which isn’t a surprise given it’s age. These are good … Continue reading

Posted in Audio, Electronics, Projects, Radio, Radios and Tubes, Stereo, Vintage | Tagged , , , , | 6 Comments

HP 143A Wide Screen Oscilloscope Mainframe Restoration – Part 2

Part 1 I’m continuing to work on getting my HP 143A ocsilloscope mainframe fixed up as a dual-trace X-Y display. A lot of the time has been spent on reading and researching, but I’ve picked up an important tool that will … Continue reading

Posted in Electronics, Gadgets, Test Equipment, Vintage | Tagged , , , , , , | 1 Comment