Uploaded February 2025 | Updated September 2026, 3 weeks ago

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It is time to tackle the CRT for my TRS 80 Model 1. PCBWay, starting at only $5 for 10 PCBs and Express 24 hour service is available pcbway.com

#TRSS80Model1 #CRTRepair #RetroRepair

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Time Stamps
0:00 Intro
1:32 PCBWay Ad
2:21 Opening The CRT
4:01 What I Think Is Wrong
5:07 Testing The Power In
7:43 I Made A Mistake
9:16 A New Theory
11:07 A Quick Test Of The Optical Isolator
12:36 More Testing: Is Something Causing A Power Drain??
20:08 Was My First Thought Correct?
20:52 The End Of Part 1