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 “test your nerves” game was found in old documentation. The SCR can be of any sensitive type,...
This circuit allows the "recovery" of weak signals recorded on tape that correspond to programs. The...
Found in an American magazine from 1968, this circuit produces pulses free of bounces on its...