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.
This circuit was obtained from a Popular Electronics from January 1967. It has a...
The LS141 integrated circuit is like to the 741, the circuit is from the 1982 SGS linear...
In the figure we have the way to make the three-phase control of a motor using opto-diacs. The circuit is...