Elsco Transformers reports that choosing the right transformer size involves calculating kVA based on voltage and current for ...
Like many of us, [Tim]’s seen online videos of circuit sculptures containing illuminated LED filaments. Unlike most of us, however, he went a step further by using graph theory to design glowing ...
In MCU-based projects, this design uses a single push button to switch on and switch off 5-V and 15-V supplies in sequence.