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iving system include a dish se temperature of 37 K and with equivalent noise tem input of the l NALand

iving system include a dish se temperature of 37 K and with equivalent noise tem input of the l NALand

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A satellite receiving system include a dish antenna with equivalent noise temperature of 37 K and a Low Noise Amplifier(LNA) with equivalent noise temperature of 15 K (defined at the input of the LNA) and a power gain of 17 dB and NF of 3.5 dB. (k = 1.38x10-23) %3D a) What is the noise power at the input of the LNA over a 1.5 MHz frequency range b) What is the noise power at the output of the LNA
Transcribed Image Text:A satellite receiving system include a dish antenna with equivalent noise temperature of 37 K and a Low Noise Amplifier(LNA) with equivalent noise temperature of 15 K (defined at the input of the LNA) and a power gain of 17 dB and NF of 3.5 dB. (k = 1.38x10-23) %3D a) What is the noise power at the input of the LNA over a 1.5 MHz frequency range b) What is the noise power at the output of the LNA
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