This low noise preamplifier has a gain of 19 dB in the 30 MHz band. The circuit is from the 80s. Transistors are from the era, and equivalents can be used. The circuit consumption is 13 mA.
This circuit is from the LM107 manual, which is a component of the 80s. The circuit can be adapted to...
This small audio amplifier circuit in complementary symmetry was found in the 1974 Mullard...
The coil of this receiver consists of 100 turns of wire 38 to 30 in a ferrite rod and the...