This intermediate frequency amplifier step using 2 junction FETs has a gain of 20 dB. The pass band is 4 MHz. FETs are for general use, with several types that serve in this circuit as BF245.
This circuit is from old American documentation, using a regulator integrated circuit that is...
The purpose of this circuit is to pass an audio signal from one channel to another in a...
This circuit consists of an adapter that allows the reading of low currents at various scales. A...