What happens when you combine an Arduino-based microcontroller with a palm-sized aluminum box and clicky buttons? A fidget ...
Some kind of continuity beeper has been a standard piece of gear since the dawn of electronics. Sure, you probably have an ...
We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train ...
The A5+ is resolutely old-school with its large toroidal transformer feeding a Class A/B circuit. At 8.1kg versus the WiiM’s ...
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