This circuit was found in an article in Electronics Now magazine from March 1997. The transistors are general purpose, and the indicator is a 1 mA full scale analog type.
This shield circuit for controlling the direction of rotation of DC motors with current up to 500...
This alarm is powered by the power network, but it has a source that charges a battery that goes...
A Reset-Set flop-flop capable of directly controlling a relay or other power load can be...