The transistor in this project found in the July 1994 issue of Electronics Now magazine can be any general-purpose type. The circuit is powered by the relay voltage up to 12 V.
This small signal amplifier circuit was found in Motorola's 1969 documentation. The FET and the...
This is the conventional application of the UCN4202 to control a 12 V stepper motor with current...
Found in a manual of integrated circuits from the 90s, this circuit makes use of that time...