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Kerry D. Wong

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Tag: Linear Power Supply

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Lambda LQ-521 Power Supply Teardown and Repair

May 7, 2016 kwongLeave a Comment on Lambda LQ-521 Power Supply Teardown and Repair

I bought a non-working Lambda LQ-521 linear power supply on eBay a couple of weeks ago. Usually I avoid knowingly […]

Electronics, Teardowns 2N3055, FBN-36220, ICL7107, Lambda LQ-521, Linear Power Supply, Repair, Teardown

A Digitally Controlled Dual Tracking Power Supply — III

December 16, 2013 kwong28 Comments on A Digitally Controlled Dual Tracking Power Supply — III

In part 1 of this series of blog postings, I showed my preliminary design of a dual tracking linear power […]

Electronics Dual Tracking, Linear Power Supply, Load Regulation, Tracking Accuracy

A Digitally Controlled Dual Tracking Power Supply — I

November 24, 2013March 18, 2014 kwong14 Comments on A Digitally Controlled Dual Tracking Power Supply — I

Power supply is one of those things one can never have too many of. I have quite a few already, […]

Electronics Dual Tracking, Linear Power Supply, LT6105

Adding a Fan Controller to Topward 6603A

December 8, 2012 kwong41 Comments on Adding a Fan Controller to Topward 6603A

I did a review on Topward’s 6603A linear power supply last time. In my opinion, Topward 6000 series power supplies […]

Electronics Fan Controller, Linear Power Supply, LM393, Thermistor, Topward 6000, Topward 6603A

Topward 6603A Linear Power Supply Teardown

December 1, 2012April 25, 2013 kwong10 Comments on Topward 6603A Linear Power Supply Teardown

I bought a used Topward 6603A lab power supply from eBay a couple of weeks ago and thought I would […]

Electronics, Product Reviews, Teardowns Linear Power Supply, Topward 6000, Topward 6603A

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