This 5-tube hi-fi amplifier was found in an American publication from 1947; The output is in class B and the circuit uses a source with transformer.
The figure shows how to use the LM3914 bargraph with expanded scale. The circuit has two...
November 2016 - Mouser Electronics is indicating in its inventories the new NXP Kinetis L MCUs....
This circuit was found on a Radio Elettronica (Italy) from April 1974. The circuit can be easily...