All You Need To Know About AMPLIFIERS To Fix Stuff - A Beginners Guide To Audio Amplifier Repair
Published at : 23 Dec 2025
*NOTE TO BEGINNERS* This video is suitable for anyone with at least a basic knowledge of electronic components, particularly Transistors. If I covers topics here that you are not familiar with I strongly recommend you watch my other videos in the 'All You Need To Know About'.. series first. In particular 'All You Need To Know About Transistors To Fix Stuff'
Mentioned in this video - No oscilloscope? No problem! You can use a pair of amplified PC speakers or similar to aid in fault finding amplifiers https://www.youtube.com/watch?v=0hWnkRl3t1Y
CHAPTERS 00:00:00 Introduction 00:08:10 Amplifier Classes 00:10:33 Class A Amplifiers 00:17:34 Class B Amplifiers 00:24:52 Class A/B Amplifiers 00:29:47 Class G & Class H Amplifiers 00:42:10 Bridge Mode 00:45:40 Class D Amplifiers 00:50:21 Test Equipment 1:04:38 What Goes Wrong 01:24:09 Practical Example 01:43:33 Epilogue
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