Step by Step Guide: How to Check and Test a Power Transformer

4 years ago

Testing of power transformers is continuous monitoring of faults in all units of such equipment and their timely removal after…

The Basics Facts about Photons

4 years ago

Photons are the elemental units of electromagnetic spectrum. For example, white light is composed of a number of different kinds…

General Principles of Radio Broadcasting, Transmission and Reception

4 years ago

Radio communication is the radiation of radio waves by the transmitting station, the propagation of these waves through the space…

Introduction to Radio Broadcasting, Transmission and Reception

4 years ago

In radio transmission, it is necessary to send audio signal e.g. music, speech, etc. from a broadcasting station over great…

The Fundamentals of Oscillators in Communication Systems

4 years ago

A communication system consists of an input device, a transmitter, a transmission medium, receiver and output device. The input device…

Back emf and Torque Equations of a DC motor

4 years ago

Single-loop motor The effect of the force in a magnetic field may be used to cause the rotation of a…

Digital vs. Analog Instruments

4 years ago

Electronic instruments mainly voltmeters used either transistor or vacuum tubes. The later one is called The Vacuum Tube Voltmeter (VTVM)…

Integral (Reset) Control Systems

4 years ago

Integral (Reset) control Reset/Integral control describes a controller in which the output rate of change is dependent on the magnitude…

Ideal Transformers

4 years ago

A transformer consists of several coils wound on a common core that usually consists of laminated iron (to reduce eddy-current…

Basic Structure of a Microcontroller

4 years ago

A microcontroller is essentially a computer on a chip. It contains a processing unit, ROM, RAM, Serial communication ports, ADCs,…