Reflection Coefficient Calculator

✖Voltage Standing Wave Ratio is a measure of impedance matching of loads to the characteristic impedance of a transmission line or waveguide.ⓘ Voltage Standing Wave Ratio [V_swr]

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✖Reflection Coefficient is a parameter that describes how much of a wave is reflected by an impedance discontinuity in the transmission medium.ⓘ Reflection Coefficient [r]

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Formula

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Reflection Coefficient

Formula

`"r" = ("V"_{"swr"}-1)/("V"_{"swr"}+1)`

Example

`"0.305556"=("1.88"-1)/("1.88"+1)`

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Reflection Coefficient Solution

STEP 0: Pre-Calculation Summary

Formula Used

Reflection Coefficient = (Voltage Standing Wave Ratio-1)/(Voltage Standing Wave Ratio+1)
r = (V_swr-1)/(V_swr+1)
This formula uses 2 Variables

Variables Used

Reflection Coefficient - Reflection Coefficient is a parameter that describes how much of a wave is reflected by an impedance discontinuity in the transmission medium.
Voltage Standing Wave Ratio - Voltage Standing Wave Ratio is a measure of impedance matching of loads to the characteristic impedance of a transmission line or waveguide.

STEP 1: Convert Input(s) to Base Unit

Voltage Standing Wave Ratio: 1.88 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

r = (V_swr-1)/(V_swr+1) --> (1.88-1)/(1.88+1)

Evaluating ... ...

r = 0.305555555555556

STEP 3: Convert Result to Output's Unit

0.305555555555556 --> No Conversion Required

FINAL ANSWER

0.305555555555556 ≈ 0.305556 <-- Reflection Coefficient

(Calculation completed in 00.004 seconds)

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Credits

Created by Shobhit Dimri

Bipin Tripathi Kumaon Institute of Technology (BTKIT), Dwarahat

Shobhit Dimri has created this Calculator and 900+ more calculators!

Verified by Urvi Rathod

Vishwakarma Government Engineering College (VGEC), Ahmedabad

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< 13 Helix Tube Calculators

Input Current during Gain Consideration

Go Input Current During Gain Consideration = -(sum(x,1,Number of Forward Travelling Tubes,Beam Current/(2*Beam Voltage*Travelling Wave Tube Gain Parameter^2)*(Forward Travelling Wave Voltages/Roots of Complex Variable^2)*exp(-Propagation Constant*Axial Distance)))

Round Trip DC Transit Time

Go DC Transient Time = (2*[Mass-e]*Drift Space Length*Electron Uniform Velocity)/([Charge-e]*(Repeller Voltage+Beam Voltage))

DC Voltage

Go DC Voltage = (0.5*[Mass-e]*Electron Uniform Velocity^2)/[Charge-e]

Reflection Coefficient

Go Reflection Coefficient = (Voltage Standing Wave Ratio-1)/(Voltage Standing Wave Ratio+1)

Insertion Loss

Go Insertion Loss = 20*log10(Voltage/Input Signal Amplitude)

Pitch Angle

Go Pitch Angle = arsin(Phase Velocity/[c])

Phase Velocity

Go Phase Velocity = [c]*sin(Pitch Angle)

Voltage Standing Wave Ratio

Go Voltage Standing Wave Ratio = Maximum Voltage/Minimum Voltage

Ratio of Voltage Wave

Go Voltage Standing Wave Ratio = sqrt(Power Standing Wave Ratio)

Saturation Drift Voltage

Go Saturation Drift Velocity = Gate Length/DC Transient Time

Gate Length

Go Gate Length = DC Transient Time*Saturation Drift Velocity

Mismatched Loss

Go Mismatched Loss = -10*log10(1-Reflection Coefficient^2)

Power Standing Wave Ratio

Go Power Standing Wave Ratio = Voltage Standing Wave Ratio^2

Reflection Coefficient Formula

Reflection Coefficient = (Voltage Standing Wave Ratio-1)/(Voltage Standing Wave Ratio+1)
r = (V_swr-1)/(V_swr+1)

Why is Transmission Voltage High?

High voltage transmission lines deliver electricity over long distances. The high voltage is required to reduce the amount of energy lost during the distance.

How to Calculate Reflection Coefficient?

Reflection Coefficient calculator uses Reflection Coefficient = (Voltage Standing Wave Ratio-1)/(Voltage Standing Wave Ratio+1) to calculate the Reflection Coefficient, The Reflection Coefficient formula is defined as a parameter that describes how much of a wave is reflected by an impedance discontinuity in the transmission medium. Reflection Coefficient is denoted by r symbol.

How to calculate Reflection Coefficient using this online calculator? To use this online calculator for Reflection Coefficient, enter Voltage Standing Wave Ratio (V_swr) and hit the calculate button. Here is how the Reflection Coefficient calculation can be explained with given input values -> 0.305556 = (1.88-1)/(1.88+1).

FAQ

What is Reflection Coefficient?

The Reflection Coefficient formula is defined as a parameter that describes how much of a wave is reflected by an impedance discontinuity in the transmission medium and is represented as r = (V_swr-1)/(V_swr+1) or Reflection Coefficient = (Voltage Standing Wave Ratio-1)/(Voltage Standing Wave Ratio+1). Voltage Standing Wave Ratio is a measure of impedance matching of loads to the characteristic impedance of a transmission line or waveguide.

How to calculate Reflection Coefficient?

The Reflection Coefficient formula is defined as a parameter that describes how much of a wave is reflected by an impedance discontinuity in the transmission medium is calculated using Reflection Coefficient = (Voltage Standing Wave Ratio-1)/(Voltage Standing Wave Ratio+1). To calculate Reflection Coefficient, you need Voltage Standing Wave Ratio (V_swr). With our tool, you need to enter the respective value for Voltage Standing Wave Ratio 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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