This circuit works as a booster operating with signals from 1 to 30MHz. The gain is between 1 and 20dB. The circuit is from the 1990 edition of Radio Electronics Experimenter magazine.
This electronic roulette circuit with 10 numbers was found in a Popular Electronics from the 80s....
This circuit has a very high input impedance and a very low output impedance. We found it on a...
This circuit is from an English documentation from 1969. The circuit can be designed based on...