This circuit was found in an article in Radio Electronics magazine. The issue is from July 1992 and the circuit uses components that are common today.
This steady hand or nerve-rest or steady hand as called in the original English publication uses a...
Using only a ULN5804 integrated circuit, stepper motors up to 500 mA can be controlled from TTL...
This metal detector was found in a 2001 Poptronics, but it can still be easily assembled, as the...