This circuit was found in a Popular Electronics from the 90s. The effect circuit uses components that are still common today. In fact, the circuit has only 3 channels of 12 LEDs.
This circuit is from an old documentation and can be used to generate signals in different...
With this circuit, found in an English publication in 1983, it is possible to control an...
We found this code switch circuit in the January 1999 Electronics Now magazine. Some of the...