This counter was found in the November 19983 issue of Radio Electronics magazine. The power supply can be between 3 and 12 V typically. The counting speed depends on C1.
This circuit was found in a French documentation from the 80's. The circuit must be powered by a...
The Nerve-test is a traditional electronic game. The player must pass a metal ring through a...
In the figure we show a configuration for a crystal-controlled overtone oscillator using a...