ven. 22 septembre 2017

HP ZR24W PSU Repair

A friend of mine had a problem with his (a bit old) 24" HP monitor: the device was working properly, but only for a while (few minutes at most).

Looked like a good candidate for a quick repair, problem being most probably bad caps are so.

The first step was …

dim. 17 avril 2016

Lambda LPD 422 FM Bench PSU

This post is a quick presentation and teardown of a small bench power supply I bought on ebay a few weeks ago for something like 40€.

The Lambda LPD 422 FM dual regulated power supply.

It's an old unit, not sure it's exact age, but the components inside the unit seem to have date codes around 1971/1972. So …