This 12V stepper motor controller was found in the August 1996 Electronics Now magazine. The circuit has a pulse input and the MOSFETs can be of virtually any type.
The purpose of this circuit found in a 1967 GE SCR manual is to control a heating element. The SCR...
This circuit was published in a 1981 magazine, but it can be easily assembled using a BC548 paraQ1...
This benchtop power supply with various output voltages from 1.5 to 12 V was found in Radio...