The original application of this 1967 Ferranti circuit can be changed so that it functions as a pass sensor shield for gears and other moving objects.
We found this circuit in Radio Electronics magazine from May 1967. The circuit has the tuned...
This circuit is based on a regulator component that consists of a transistor and zener in the same...
This circuit, based on a 555, was found in a Popular Electronics from the 90s. The circuit has the...