TRS-80 Coco disk controllers EXPLAINED
http://youtu.be/nU0oEOVIL0k
How to update the FreHD PIC software version with a TRS-80
http://youtu.be/kP-uQVj6szY
December 2014
I write about setting up FreHD auto boot on the Model III and 4NGA, talk about the Model 4P Gate-Array motherboard, answer questions on the Model 4D, and install a Model III hi-res graphics board into a Model 4.
Video of my entry for the TRS-80.ORG.UK Dr Who titles competition
http://youtu.be/4Pw5CoANm_k
TRS-80 Model III and 4: fixing stuck brightness and contrast controls
http://youtu.be/9SbbIhLiLuY
How to change the RAM badge on Model III, 4 and Coco
http://youtu.be/pe2t0zVNYac
How to fix video sync issues on the TRS-80 Model I
http://youtu.be/SLJBYRtztyg
How to fix serial port on Model 4 Gate Array motherboards
http://youtu.be/aBLaQIrwQLU
Unboxing TRS-80 Model I Level I from 1978
http://youtu.be/DrJWAr8lvtE
September 2014
I write about setting up FreHD auto boot on the Model I, talk about the Model 4 Gate-Array motherboard, present a Screen Saver for the Model 4, and answer questions on the Model 4P.