Sep 192019
 
Impedance matching Transformer

Impedance-matching Transformer

Impedance matching transformer is used to couple an antenna in a transmission and / or reception equipment. It was widely used in the coupling of the antenna to the analog television, by radio amateurs and in tubes amplifiers

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Sep 042019
 
Joule's Law. Joule's Law formula

What is Joule’s Law?

It is known as Joule effect to the phenomenon by which if in a wire circulates an electrical current, part of the energy is transformed into heat. This law (Joule’s Law) is named after the British physicist James Prescott Joule.

Aug 282019
 
Inductor - Inductance

What is an Inductor – Coil?. Inductance – Inductance Units

Inductor stores energy in form of magnetic field due to the self-induction phenomenon. A cable where a current circulates, has on its surroundings a magnetic field.