Found in a 1947 publication, this 7-tube amplifier uses four tubes in the output stage. The circuit uses a power source with a transformer.
July 13, 2015 - Mouser Electronics, Inc. today announced that it has signed a global distribution...
This circuit converts an AC signal into a voltage of the same peak value with precision and is...
This circuit can be found in other projects in this site. When S1 is open the circuit produces...