Virtually any FET can be used on this voltmeter found in old documentation. The indicator is a microamper meter 0-100 uA and the accuracy of the circuit depends on the accuracy of the resistors used.
This circuit allows you to simulate an analog telephone line for the repair and testing of...
This circuit is from NASA documentation from the 1980s. The circuit shows how to obtain a stable...
This setting appears elsewhere in this section with variation. We obtained it from a foreign...