This small signal amplifier circuit was found in Motorola's 1969 documentation. The FET and the transistor can be of any type and is battery powered since the consumption is very low.
Found in a 90s Electronic Design, this circuit provides a highly stable 60 Hz sine signal for...
This circuit is from an American publication of 1977. The tunnel diode admits equivalents and the...
This robot vision circuit was published in the December 1986 issue of Radio Electronics magazine. The...