Trio laboratories inc PSU schematic?

Mattis Lind mattislind at gmail.com
Sun Mar 10 03:48:20 CDT 2019


Does anyone have schematic for a Trio Labs PSU made in 1975

https://i.imgur.com/MTwcpRA.jpg

It is a primary side switcher made in 1975 outputting 100 Amps 5Volt.

Quite early for being primary switcher I would guess.


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