- on Hobby & Modelling
- Published in issue 7/2010 on page 27
Rapid Test and Measurement
(Summer Circuits 2010 article)
Pictures are worth a thousand words, so this will be the shortest ever article for an electronics magazine. Recently our overweight cat decided to dive-bomb my carefully sorted tray of LEDs. The result was a thousand or more LEDs of 40 different varieties all mixed up together! The photo shows my quick and dirty test setup, which you can use with a variable power supply with digital current and voltage displays.