Technical Editor, Author at Polytechnic Hub

Advantages, disadvantages and applications of direct sequence spread spectrum (DSSS)

Advantages: There are some advantages of direct sequence spread spectrum which are given below, It has best discrimination against multipath signals. It avoids intentional interference such as jamming effectively. Performance…

Technical Editor November 15, 2017

Electronics Articles

Block diagram of spread spectrum digital communication

The block diagram of spread spectrum digital communication is shown in above fig. the basic elements of a spread spectrum digital communication system with a binary information sequence at its…

Technical Editor November 13, 2017

Electronics Articles

Advantages and applications of spread spectrum

There are some advantages of spread spectrum which are given below, Spread spectrum signals are highly resistant to the jamming. Many users can share a signal band with no interference.…

Technical Editor November 13, 2017

Electronics Articles

Advantages, disadvantages and applications of frequency division multiplexing (FDM)

Advantages: There are some advantages of frequency division multiplexing(FDM) which are given below, It does not need synchronization between its transmitter and receiver. Frequency division multiplexing (FDM) is simpler and…

Technical Editor November 13, 2017

Electronics Articles

Multi core processor

Multi core processor is an IC (integrated circuit) in which two or more processors core have been packaged for superior performance, reduced power consumption, and more efficient simultaneous processing of…

Technical Editor November 11, 2017

Electronics Articles

Difference between TDM and FDM

Following are the difference between time division multiplexing and frequency division multiplexing. TDM FDM TDM stands for time division multiplexing. FDM stands for frequency division multiplexing. TDM is preferred for the digital…

Technical Editor November 11, 2017

Electronics Articles

Difference between volt ohm milliammeter (VOM) and vacuum tube voltmeter (VTVM)

Following are the difference between volt ohm milliammeter (VOM) and vacuum tube voltmeter (VTVM) : Volt ohm milliammeter (VOM) Vacuum tube voltmeter (VTVM) In volt ohm milliammeter, DC voltmeter resistance…

Technical Editor November 10, 2017

Electronics Articles

Characteristics and applications of common base transistor amplifier

Characteristics: There are some characteristics of common base transistor amplifier which are given below, It has very high output resistance. It has low input resistance. Its voltage gain is of…

Technical Editor November 10, 2017

Electronics Articles

What is modulation?

Modulation can be defined as the method of combining an audio frequency signal with a radio frequency carrier wave. The audio frequency is also known as modulating wave and the…

Technical Editor November 9, 2017

Electronics Articles

What is a ferromagnetic material?

The ferromagnetic materials are the most important magnetic materials used in electricity and electronics. They are easily and strongly magnetized in the same direction as the field. They have high…

Technical Editor November 9, 2017