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Sunday, January 20, 2013

Teardown of one of my first electronics projects: a PSU


This have been for about ten years a loyal companion in my electronics projects. And greater than that the fact that it was itself one of my first projects. After that time it still works like a charm.However I thought it was time to replace it with a PSU providing more functionality such as constant current and digital displays.

Tuesday, January 8, 2013

Thursday, July 26, 2012

The Polystyrene Cutter

Having been refered to in this post, a very important tool for easy cutting of the bare polystyrene boards was custom built because of saving some money.

While these can be found on the market, good models with adjustable heat may cost over 30 euros. By analysing the kind of hardware I would need, I found that it wouldn't be such a big problem because I already had most of the stuff in my electronics scrap containers.

The only thing I didn't had laying around was the support for the hot wire, which I had to buy. I just used a metal support with a wooden holder for a conventional saw, which proved to serve the purpose just fine: