This Motorola circuit is from 1965. Collector currents must be 7 and 12 A for transistors. Equivalents may be used. The circuit is for contact breaker cars.
April 2017 - Mouser Electronics is delivering the new Osram DURIS E 2835 LEDs for lighting,...
We find this circuit in an 80's EDN. The circuit can be used with equivalent operational,...
The output voltage of this circuit is proportional to the square root of the input voltage....