What is the most basic ingredient you need, to dabble in hobby electronics?
For years I got mine by tapping an old AT-PSU with crocodile clips. It worked, but the unused cables were always in the way and the clips weren’t exactly the most fit connections for a power supply. So I decided to clean up my table, put the PSU into a nice case and — while I’m on it — include a variable voltage source.
I designed the case with
QCAD LibreCAD, gave some finishing touches with Inkscape and had it produced by Formulor, the German Ponoko.
This is the result of my efforts: