This circuit implements a 3-way control, with outputs in A, B and C, using CMOS integrated circuits. I found this circuit in an old publication from 1978.
This conventional version with a transistor, already explored many times on our website, was found...
This circuit came out in an English magazine from 1977, but it can be easily assembled today, as...
This simple radio for listening to a headphone with two CK722 transistors was found in Radio...