4. Convert noise factor of 4.02 to equivalent noise temperature. Use 300 K forenvironmental temperature.5. A diode generator is required to produce 14 micro volts of noise in a receiver with aninput impedance of 75 ohms and a noise power bandwidth of 200 kHz. Determine thecurrent through the diode in milli amperes.6. A3 stage amplifier in cascade has the following parameters. Stage 1 has a gain of 7 andnoise factor 2; stage 2 has a gain of 10 and noise factor 4; stage 3 has again of 18 and anoise factor of 6. Find the overall noise factor of the system.

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Answered: 4. Convert noise factor of 4.02 to…

Engineering

Electrical Engineering

4. Convert noise factor of 4.02 to equivalent noise temperature. Use 300 K for environmental temperature.

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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Question

4. Convert noise factor of 4.02 to equivalent noise temperature. Use 300 K for
environmental temperature.
5. A diode generator is required to produce 14 micro volts of noise in a receiver with an
input impedance of 75 ohms and a noise power bandwidth of 200 kHz. Determine the
current through the diode in milli amperes.
6. A3 stage amplifier in cascade has the following parameters. Stage 1 has a gain of 7 and
noise factor 2; stage 2 has a gain of 10 and noise factor 4; stage 3 has again of 18 and a
noise factor of 6. Find the overall noise factor of the system.

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