Overall Noise Figure of Cascaded Networks Solution

STEP 0: Pre-Calculation Summary
Formula Used
Overall Noise Figure = Noise Figure Network 1+(Noise Figure Network 2-1)/Gain of Network 1
Fo = F1+(F2-1)/G1
This formula uses 4 Variables
Variables Used
Overall Noise Figure - (Measured in Decibel) - Overall Noise Figure quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the system.
Noise Figure Network 1 - (Measured in Decibel) - Noise Figure Network 1 quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the device.
Noise Figure Network 2 - (Measured in Decibel) - Noise Figure Network 2 quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the device.
Gain of Network 1 - Gain of Network 1 is the measure of how much system amplifies or strengthens the signal during the transmission and reception.
STEP 1: Convert Input(s) to Base Unit
Noise Figure Network 1: 1.11 Decibel --> 1.11 Decibel No Conversion Required
Noise Figure Network 2: 1.21 Decibel --> 1.21 Decibel No Conversion Required
Gain of Network 1: 3.55 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Fo = F1+(F2-1)/G1 --> 1.11+(1.21-1)/3.55
Evaluating ... ...
Fo = 1.16915492957746
STEP 3: Convert Result to Output's Unit
1.16915492957746 Decibel --> No Conversion Required
FINAL ANSWER
1.16915492957746 1.169155 Decibel <-- Overall Noise Figure
(Calculation completed in 00.004 seconds)

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Created by Santhosh Yadav
Dayananda Sagar College Of Engineering (DSCE), Banglore
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Verified by Ritwik Tripathi
Vellore Institute of Technology (VIT Vellore), Vellore
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Overall Noise Figure of Cascaded Networks Formula

​LaTeX ​Go
Overall Noise Figure = Noise Figure Network 1+(Noise Figure Network 2-1)/Gain of Network 1
Fo = F1+(F2-1)/G1

How does Noise Figure of Cascaded Networks affect Noise Performance?

In practical terms, a lower noise figure indicates a better noise performance. A system with a lower noise figure will add less noise to the signal, preserving a higher SNR, which is important in applications where signal quality is crucial, such as in radio communication or data transmission.

How to Calculate Overall Noise Figure of Cascaded Networks?

Overall Noise Figure of Cascaded Networks calculator uses Overall Noise Figure = Noise Figure Network 1+(Noise Figure Network 2-1)/Gain of Network 1 to calculate the Overall Noise Figure, Overall Noise Figure of Cascaded Networks is a measure of the noise performance of an electronic or RF (radio frequency) system, such as an amplifier, receiver, or any device that processes signals. It quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the cascaded netwroks. Overall Noise Figure is denoted by Fo symbol.

How to calculate Overall Noise Figure of Cascaded Networks using this online calculator? To use this online calculator for Overall Noise Figure of Cascaded Networks, enter Noise Figure Network 1 (F1), Noise Figure Network 2 (F2) & Gain of Network 1 (G1) and hit the calculate button. Here is how the Overall Noise Figure of Cascaded Networks calculation can be explained with given input values -> 1.169155 = 1.11+(1.21-1)/3.55.

FAQ

What is Overall Noise Figure of Cascaded Networks?
Overall Noise Figure of Cascaded Networks is a measure of the noise performance of an electronic or RF (radio frequency) system, such as an amplifier, receiver, or any device that processes signals. It quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the cascaded netwroks and is represented as Fo = F1+(F2-1)/G1 or Overall Noise Figure = Noise Figure Network 1+(Noise Figure Network 2-1)/Gain of Network 1. Noise Figure Network 1 quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the device, Noise Figure Network 2 quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the device & Gain of Network 1 is the measure of how much system amplifies or strengthens the signal during the transmission and reception.
How to calculate Overall Noise Figure of Cascaded Networks?
Overall Noise Figure of Cascaded Networks is a measure of the noise performance of an electronic or RF (radio frequency) system, such as an amplifier, receiver, or any device that processes signals. It quantifies how much the device degrades the signal-to-noise ratio (SNR) of the input signal as it passes through the cascaded netwroks is calculated using Overall Noise Figure = Noise Figure Network 1+(Noise Figure Network 2-1)/Gain of Network 1. To calculate Overall Noise Figure of Cascaded Networks, you need Noise Figure Network 1 (F1), Noise Figure Network 2 (F2) & Gain of Network 1 (G1). With our tool, you need to enter the respective value for Noise Figure Network 1, Noise Figure Network 2 & Gain of Network 1 and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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