This 8-tube amplifier with 12 W output was found in an American publication from 1947. The output is in counterphase with pentode tubes.
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...