This circuit was obtained from the Radio Electronics Experimenter magazine in a special edition of 1990. The circuit generates high voltage discharges.
The circuit shown in the figure serves as a pre-amplifier with a voltage gain of around 12 times,...
The amplifier shown can either excite a speaker in this low power version, or its input step can...
This circuit was found in a 1989 publication. The operational amplifier supports equivalents. The...