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Kerry D. Wong

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Lab Power Supply Build Using Old Power Bricks

January 5, 2021January 5, 2021 kwongLeave a Comment on Lab Power Supply Build Using Old Power Bricks

Over the years, I have accumulated many used computer power bricks. Although I could just use them by themselves to […]

Electronics Comparator, LM338, LM393, Power Brick, PSRR, Relay, Switching Power Supply

5A Lab Power Supply With Digital Readout

April 30, 2012June 29, 2014 kwong38 Comments on 5A Lab Power Supply With Digital Readout

I got a used 250VA power transformer that was removed from equipment a couple of weeks ago. The transformer has […]

AVR/Arduino, Electronics AD7706, Atmega328P, LM338, LM339, MAX4375, TL431

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