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Two Port Network Articles

Two Port Network Articles: Terminal Pairs or Ports: A pair of terminals at which an electrical signal may enter or leave a network is called a port. The terminals or…

h Parameters of Two Port Network

h Parameters of Two Port Network: h Parameters of Two Port Network are also called hybrid parameters. These parameters are very useful in constructing models for transistors. The transistor parameters…

Basic Components of Static Relays Articles

Basic Components of Static Relays Articles: Field Effect Transistor in Static Relay : Field Effect Transistor in Static Relay is a unipolar device as compared to bipolar transistor already discussed.…

Static Protective Relay Articles

Static Protective Relay Articles: Electronic Relays : Electronic Relays – These were the first to be developed in the series of static relays. They date back to early 1928 when…

Basic Elements of Static Relay

Basic Elements of Static Relay: The basic elements of a static relay are namely, Input Element: Mixing circuits are needed to sum the input signals in a convenient form. Semiconductor…

Coincidence Type Phase Comparator

Coincidence Type Phase Comparator: The basic concept of phase comparison is simpler in that it is possible to deal with signals of equal strength whose coincidence (or noncoinecidence) is readily…

Sampling Circuits

Sampling Circuits: Sampling Circuits is one which allows a comparison of instantaneous values derived at different instants of time, thereby dispensing with the need to phase shift and mix signals…

Square Wave Generators

Square Wave Generators: Diode clippers can be used to remove the curved portion of the sinusoidal wave to give square waves. The operational amplifier together with an integrator, can be…