This circuit provides an output voltage approximately 2 times that of the input voltage. The circuit is from an old documentation, but perfectly current.
Critical components of this project are the Geiger tube and the 300V battery. The battery can be...
Using the four amplifiers of an LM324 this circuit was found in the June 1996 issue of Electronics Now...
This circuit was found in a Popular Electronics from the 90s. Transistors admit equivalents, as well as...