This simple circuit has helped me out on many occasions. It is able to check transistors, in the circuit, down to 40 ohms across the collector-base or base-emitter junctions. It can also check the ...

This video explains how transistors work as switches and amplifiers in electronic circuits. Transistors control the flow of ...

One of the lost pleasures of our modern world is the experience of going shopping at a grocery store, a mall, or a drugstore, ...

The following automatic battery-charger design is created with a circuit that could qualify as the simplest window comparator ever built around a single transistor (see the figure). It starts charging ...