This voltage inverter circuit was found in a Mullard transistor manual from 1960. Information on the transformers was given. Transistors are germanium types.
Combined with the two previous circuits, we can create a simple multimeter with this circuit. The...
This 1.5V instrumentation amplifier was found in National Semiconductor documentation from the...
This simple circuit helps to save incandescent lamps by leaving their filament slightly heated and thus...