Answer / aakash tiwari

pre emphasis circut is amplituid modulatin of the
base band singnal
and the thershould effect is called pre emphasis circut

Answer / satishreddy

this is a technic similar to modulation and de modulation
where u can use carrier to the original signal to make it
transmit here we use noise signal for transmitting the
signal with out any interuption

Answer / vinodh kumar

pre
emphasis:
it is nothing but just boosting up of the message
signal similar to the
noisesignal

de-emphasis :it is used to just oposite of pre
emphasis

Answer / balavenkataraju

They are two technic’s to transmit a signal without
distortion

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Explain why fet is known as voltage control device?

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What is meant by saying at what current is transistor biased?

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Slant line with arrow head in NPN & PNP transistor indicate the direction of

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what r the types of fading?

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what is fili flop ?

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