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.
The LM148 and its counterparts are part of a family of low consumption quadruple operators...
Found in a 90s Radio Electronics, this circuit can supply currents of a few amps, according to the power...
This circuit generates a simple guess when you press CH1 and then release. The circuit can be...