Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

What is meant by pre-emphasis and de-emphasis?

Answer Posted / priyanka sharma

pre
emphasis:

we artificially boast the high frequency components of the signal in accordance with a predetermined curve at the transmitter.This is called pre-emphasis.

de
emphasis:

at the receiver end these components are attenuated after demodulation in accordance with predetermined curve .This is called de-emphasis.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

importance of defining tg or tf in selecting master and slave bts's?

2093


What is transistor biasing?

1084


What is the purpose of the package around a microprocessor silicon die?

1039


Explain digital circuits?

1149


How is sio2 layer formed in a monolithic ic?

1082


Explain why we are using the bridge rectifier in most of the circuits instead of full wave rectifier even though the output of both are same?

1089


What is an inverter?

1130


Please send me some more Electronics Technical questions..

2079


What is the purpose of using an instrumentation amplifier.

1170


Derive intrinsic stand off ratio.

1206


What is transponder?

1147


Noise with uniform power spectral density of n0w/hz is passed through a filter h (w) = 2 exp(-jwtd) followed by an ideal low pass filter of bandwidth bhz. What is the output noise power in watts?

1330


Describe the working of dual converter?

1234


what is a truth table?

1118


7. Orange LED on RRI card is glowing – what is the indication?

2423