Need of microphone in telephone hand set, Electrical Engineering

Assignment Help:

Q. Need of Microphone in telephone hand set?

Microphone: For all practical purposes, microphone is transmitter for telephone. The microphone converts acoustical signals in the form of sound pressure waves from caller to electrical signals which are transmitted into telephone net-work through hybrid network. Both microphone and speaker are transducers, as they convert one form of energy into another form of energy. A microphone converts acoustical energy first to mechanical energy and then to electrical energy.


Related Discussions:- Need of microphone in telephone hand set

Discuss important properties and uses of rubber, Discuss important properti...

Discuss important properties and uses of Rubber. Rubber: It is polymeric material along with high elastic yield strain. The various types of rubber materials are given as-

Transmission - salient features of nep, Transmission: The policy empha...

Transmission: The policy emphasizes in which adequate and timely investment along within efficient and coordinated operation is essential for developing a robust and integrate

Residential wiring and safety considerations, Q. Residential wiring and saf...

Q. Residential wiring and safety considerations? Residential electric power service commonly consists of a three-wire ac system supplied by the local power company. A distribut

Use kcl and kvl to determine current, For the circuit shown in Figure, use ...

For the circuit shown in Figure, use KCL and KVL to determine i 1 , i 2 , v bd and v x . Also, find v eb .

How can magnetic fields can be plot, The magnetic fields can be plot by usi...

The magnetic fields can be plot by using: i.  Compass ii.  Iron dust method  .

Aci add immediate with carry instruction, ACI  Add Immediate with Carry  ...

ACI  Add Immediate with Carry  Instruction Similar  to ADC instruction 8 bit  data specified  in the  instruction and Carry  are added to the contents  of the  accumulator and

Magnet, Magnetic materials

Magnetic materials

Stax store accumulator indirect instruction , STAX Store  Accumulator  In...

STAX Store  Accumulator  Indirect Instruction This  instruction is used to  copy data from accumulator to the memory  location pointed by register pair ( only  BC or DE pair).

Describe how a wheatstone bridge works, Explain all of your steps and follo...

Explain all of your steps and follow a logical train of thought. Clearly describe all design rationale. 1)  Design a device to deliver a sinusoidal 500kHz pulse through a piezoe

#titte machines, what is a armature reaction ?? give some concepts on doub...

what is a armature reaction ?? give some concepts on double rotating field theory?? thanks

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd