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 Harris' 90s documentation. The circuit applies to modern operational...
This circuit makes it possible to use a low impedance headset as a microphone. The circuit, on a...
This Baqxandall tone control can be used with any low Power audio stage as the input of a audio...