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 decodes a 1800 Hz tone used in communications. The circuit is from an American...
These two circuits were found in Radio Electronics magazine from February 1960. The transistor is a power...
With the development and availability of small LCD screens for automotive use, especially in...