We found this configuration in a 1974 publication. Transistors can be replaced with equivalents such as 2N2222. The circuit has a dynamic range of 60 dB.
This low noise preamplifier has a gain of 19 dB in the 30 MHz band. The circuit is from the 80s....
The transformer of this experimental circuit, which appears in other versions on the website, is...
This circuit is from a 1968 documentation using one of the first integrated circuits available at the...