With this circuit, using a single control voltage, you can increase the brightness of the lamp while the brightness of another decreases. The circuit applies only to incandescent lamps.
The 78XX series voltage regulator integrated circuits do not support an input voltage greater than...
This is the complete circuit of a multimeter using a 50 uA instrument with a 2k coil. The circuit...
This circuit came out in a Popular Electronics from December 1995. It is a double T configuration that...