What is noise figure?

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What is noise figure?..

Answer / bijoyskaria

In telecommunication, noise figure (NF) is a measure of
degradation of the signal to noise ratio (SNR), caused by
components in the RF signal chain. The noise figure is the
ratio of the output noise power of a device to the portion
thereof attributable to thermal noise in the input
termination at standard noise temperature T0 (usually 290
K).

Is This Answer Correct ?    5 Yes 1 No

What is noise figure?..

Answer / viswam

in simple terms,noise figure is the ratio of SNR(Signal to
Noise Ratio)at the o/p to the SNR at the i/p..

Is This Answer Correct ?    4 Yes 2 No

What is noise figure?..

Answer / ch.amarnadh

It is the ratio of o/p signal to noise ratio to the i/p
signal to noise ratio.

Is This Answer Correct ?    1 Yes 8 No

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