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 was found in a 1997 documentation. It works as a booster for VHF and UHF signals...
This circuit was found in a 1978 publication. Equivalent operational amplifiers can be used. The...
This 100 kHz oscillator was found in a 1966 Motorola publication. The transistors are of types...