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

Sencore PA81 Stereo Power Amplifier Analyzer

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

Buying an Oscilloscope and Accessories For Audio Bench Work and Testing

Audio Test Bench Setup and Dummy Load Build - BG052

Biasing a '65 Fender Bassman

Power Supply Knowledge - Tech Talk At The Lab!

NAD 3020 Vintage Amplifier Repair & Service

Sencore PR57 "Powerite" Repair

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

528Hz, Destroying unconscious blockages, Healing Frequency, Cleanse Negative Energy #40

Bench Power Supply Repair (TTi CPX400A)

SENCORE PA81 Repair - One Channel Out - IC Replacement

KENWOOD TL-922A Repair and Modification

Function generator repair (Hungarian TR-0458/B)

YAMAHA's Professional Amp

Op-Amps - Using Operational Amplifiers

Sencore VG91 repair part 2

Oscilloscopes For Audio 101 - Part 3 - Oscilloscope Basics - How to Use One

Dealing with the DEATH CAPACITOR in Vintage Gear

Repairing a Sencore LC-53 Capacitor Tester / Meter