Amplifier Troubleshooting and Modification.

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Audio Research Reference 600 Mono Block Amplifier Troubleshooting And Repair!

How Tube Amplifiers Work, Part 1: The Power Supply

Power For Your Electronics Projects - Voltage Regulators and Converters

Become A Super Electronics Troubleshooter!

Tube Amplifier Repair, and what to look for.

Two Six Pac's On The Bench

Weston 981 Type 3 TUBECHECKER Repair, Modification, And Alignment Procedure!

A simple guide to electronic components.

Electronic Repair- Stereo Audio Equalizer From The 1980's!

Zener Diode vs Tube Regulation and More

How to use a multimeter like a pro! The Ultimate guide

Tools For The Bench- High Voltage Power Supply Repair!

How to spot a fault in a circuit, like a pro : hands on electronics [1]

High End McIntosh C29 Preamplifier Repair!

Increasing the Main Filter Cap in an Amplifier - What Happens?

EEVblog #1203 - REPAIR: Tektronix 2465B Oscilloscope

How Tube Amplifiers Work, Part 2: The Pre-Amp and Power Amp

How to Troubleshoot Electronics Down to the Component Level Without Schematics