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Found what I thought was a good deal on jewBay.

Unit arrived defective and it was an old version, unlike the advertised current one. Goes back tomorrow, so far the return process has been painless but I am disappoint. Was going to use it tomorrow.

Found what I thought was a good deal on jewBay. Unit arrived defective and it was an old version, unlike the advertised current one. Goes back tomorrow, so far the return process has been painless but I am disappoint. Was going to use it tomorrow.

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[–] • 2 pts

No, I've never looked into where those came from...always assumed it was someone's "Well crap I can do this better" or a senior project somewhere.

Nothing wrong with not wanting to unsolder every part on the board...

[–] • 2 pts

It was created by a German guy active on the mikrocontroller.net forum. First iteration was called the AVR transistor tester (German): https://www.mikrocontroller.net/articles/AVR-Transistortester It was then expanded and extended: https://www.mikrocontroller.net/articles/AVR_Transistortester (Notice URL difference dash vs understroke)

Here's a summary in English https://arnowelzel.de/en/m-tester