Tutorial
The Multimeter

The multimeter because of its price and its accuracy, remains the favorite for amateur and for professionals in electronics. There are other instruments such as oscilloscope that is more expensive.

The multi...

Tutorial
The Autotransformer

The Autotransformer is a special kind of transformer that has only one winding.

This tutorial is about the advantages and disadvantages of the Autotransformer and about the relationship of...

Tutorial
The Electric Transformer

This tutorial is about the relationship of voltages, electric currents and power between the input and output terminals on the transformer

The transformer is a device that "transforms" a changi...

Tutorial:
The Wheatstone bridge circuit

This article is about a circuit that was described in 1833 by Samuel Hunter Christie (1784-1865).
However, It was Mr. Charles Wheatstone who gave many uses to the Wheatstone bri...