This circuit is from 1985 documentation. The integrated circuit is not very common today, but modifications can be made leading to a project with current integrated circuits.
The purpose of this circuit, which we find in an old American documentation, is to allow the...
This simple TTL electronic dice uses common anode displays. The circuit is from a March 1975 Radio...
This is the basic version of a gain 20 amplifier with the LM386 providing a few hundred...