This RF amplifier step has a dynamic range of 140 dB and can amplify signals from 0.5 to 40 MHz. FET is old, but modern equivalents can be used.
Found in Popular Electronics from the 90s, this circuit can employ other low power audio...
We found this circuit in the same publication as the previous one (CB18947E). The circuit uses two...
Found in a manual of integrated circuits from the 90s, this circuit makes use of that time...