PET Deep Dive, Part 1, The Power Supply #comMAYdore

The PET power supply, checking AC, DC, unregulated and regulated voltages.
#comMAYdore #commodore #retrocomputing

Part 1 of a series on the inner workings of the Commodore PET.

My Twitter: https://twitter.com/HutchCA
My Blog: https://blog.hutchins1.net/

Commodore PET Schematics http://www.zimmers.net/anonftp/pub/cbm/schematics/computers/pet/
My Annotated Schematics https://drive.google.com/drive/folders/1GLVt62bZfdXn9Jt4TlOv2gLS0iYMxYJv
Dave Curran's "Power supplies of the 8 bit generation"
http://blog.tynemouthsoftware.co.uk/2022/08/power-supplies-of-the-8-bit-generation.html

index
00:00 Intro
00:42 Different versions of the PET
01:12 Tools
02:01 Volt Meters / Multi Meters
04:31 AC Input
06:45 Static PET AC voltages
09:23 Static PET DC voltages
13:00 Dynamic PET AC voltages
15:39 Dynamic PET DC voltages
18:47 Universal PET and 12" monitor AC voltages
19:58 Universal PET DC voltages
21:25 Troubleshooting
24:10 Outro
25:02 Schematics and all measured voltages

Видео PET Deep Dive, Part 1, The Power Supply #comMAYdore канала Chuck Hutchins