Sencore PR570 - Upgrade & A Variac Tip Everyone Should See

Sencore PR-57 Powerite Variac Repair, Calibration, and Upgrade

A 40 Amp Linear Power Supply Rebuild Journey - Tripp Lite PR-40A

Signal Generator Troubleshooting Repair and Modification

Sencore SG165 AM-FM Analyzer Overview and Refresh

2024 Shop Rebuild Pt 5 - What Plan?

How An Isolated Dim Bulb Tester Works (Current Limited Isolation Transformer And VARIAC)

One of the Most Overlooked Steps in Vintage Electronics Restorations & How to Do It So Simply...

Amplifiers and Variacs!

TSP #85 - Teardown & Repair of a Sencore PR570 Variable Isolation Transformer & Safety Analyzer

Refurbishing a Seeburg SS160 jukebox from 1967

Yamabishi SE-PW Power Supply Repair

Big Stepper Motors with Arduino

How To Convert RCA Jack to 1/4” on a 1961 Fender Tweed Vibrolux

Look Inside This Rare Receiver!

DIY / Prototype AC Power Source with Adjustable Current Trip-Pt1

Repairing burnt out transformer. Oscilloscope repair.

#134 Troubleshooting and fixing a Switching Mode Power Supply

Biasing a '65 Fender Bassman

Dealing with the DEATH CAPACITOR in Vintage Gear

2024 Shop Rebuild P7 7 - THAT Number!