Electronic Communication Articles: This Electronic Communication Articles which includes the following topics: Principles of Communication Systems Need of Modulation in Communication System Bandwidth Requirement in Communication System External Noise in…
Thyristorised Control of DC Electric Traction Motor: The modern trend is towards the use of dc motors (both separately excited and dc series motors) equipped with thyristor chopper control. The…
Satellite Communication System - Definition, Block Diagram, Advantages and Disadvantages: A satellite communication channel provides broad-area coverage in a continental as well as intercontinental sense. Moreover, access to remote areas…
Difference between LED and Laser Diode: The Difference between LED and Laser Diode is given below: As already mentioned LASER is the shortened form of light amplification by stimulated emission…
Types of DC Motor: The commonly used Types of DC Motor are shown in Fig. 5.1. In a separately excited motor, the field and armature voltages can be controlled independent…
Submarine Cables: Submarine cables use principles very much like those of coaxial cables. Thus they are coaxial, have repeaters and equalizers and have dc power fed to them, with opposite…