The output voltage of this circuit is approximately four times the supply voltage. The circuit is from an Electronics Now April 1995. The output current is very low.
The circuit in the figure is based on two integrated LM108 and its gain is basically determined by the...
Found in a 1968 Ferranti documentation, this circuit can be implemented with modern equivalent...
This amplifier stage was equipped with a Motorola radio from the 70s. The transistors were from...