TRS-80 Model 1 test and teardown
40:33
0046 Everything goes wrong in this video (TRS-80 Model 2 drive chassis)
27:00
Unknown condition TRS-80 Model 3
38:07
I wasn't expecting this fault with this CoCo 1 motherboard
20:28
We ported our diagnostic ROM to the TRS-80 Model II
45:15
TRS-80 - The Most Popular Personal Computer of 1977 | #SepTandy
47:22
TRS-80 Model 1 Level II Inspection & Power Supply Build
27:35
This 6502 is as old as me and I test it
19:05