This indicator with the integrated circuits CA3162E and 3161E was published in the July 1990 issue of Radio Electronics magazine. The circuit can be used as a basis for 3-digit projects.
This configuration of the year 2000 was used in several projects of this site and even in circuits...
This circuit is for collectors. It is the circuit of one of the most popular transistor radios of the...
This circuit is from a 1977 Radio Shack documentation. In it we have the activation of an LED for...