This logic circuit that transfers the level from one gate to the next with each clock pulse was found in the September 1985 issue of Radio Electronics magazine.
This circuit was obtained from an old American documentation having a limited adjustment range....
The movement of the LEDs in this circuit mimics the back-and-forth movement of a pendulum, making it...
This circuit is from a 1967 documentation. It makes use of varicap and diode tunnel in addition to...