We found this circuit in a 1965 Electronic Design. Transistors are still common but admit equivalents for some of them. The circuit drains a current of only 4 mA.
In the figure we have the way to configure a control for incandescent lamps with full wave control...
The gain of this amplifier depends on the component values as well as the operating range and the...
This circuit was obtained in an Electronque Loisirs magazine from France, in a July 1991 edition. It...