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A TV receiver has circuits with the following specifications: 2-RF Amplifier with gain of 10 dB each and NF of 4 dB each, followed by a mixer circuit with a gain of -6 dB and NF of 8 dB. The mixer is followed by 2 Amplifier with 20 dB of gain each and NF of 15 dB. What is the system noise temperature? a. 273 K b.290 K c. 1095 K d.855.5 K

A TV receiver has circuits with the following specifications: 2-RF Amplifier with gain of 10 dB each and NF of 4 dB each, followed by a mixer circuit with a gain of -6 dB and NF of 8 dB. The mixer is followed by 2 Amplifier with 20 dB of gain each and NF of 15 dB. What is the system noise temperature? a. 273 K b.290 K c. 1095 K d.855.5 K

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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A TV receiver has circuits with the following specifications: 2-RF Amplifier with gain of 10 dB each and NF of 4 dB each, followed by a mixer circuit with a gain of -6 dB and NF of 8 dB. The mixer is followed by 2 Amplifier with 20 dB of gain each and NF of 15 dB. What is the system noise temperature? a. 273 K b.290 K c. 1095 K d.855.5 K
Transcribed Image Text:A TV receiver has circuits with the following specifications: 2-RF Amplifier with gain of 10 dB each and NF of 4 dB each, followed by a mixer circuit with a gain of -6 dB and NF of 8 dB. The mixer is followed by 2 Amplifier with 20 dB of gain each and NF of 15 dB. What is the system noise temperature? a. 273 K b.290 K c. 1095 K d.855.5 K
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