This circuit for controlling a model of an elevator via wire was found in the December 1997 issue of Electronics Now magazine. DC motors must be rated at the voltage of the transformers.
This circuit has a power stage with transistors that allows to obtain a current greater than that...
This circuit converts signals from the shortwave band to the 118 to 130 MHz VHF band used in...
We found this circuit in an old publication dealing with operational amplifiers. The circuit uses...