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Voltage Standing Wave Ratio (VSWR) Formula

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Voltage Standing wave ratio is the ratio of maximum and minimum magnitude of voltage on a line having on a line having standing waves. Check FAQs

VSWR = \frac{1 + Γ}{1 - Γ}

VSWR - Voltage Standing Wave Ratio?Γ - Reflection Coefficient?

Voltage Standing Wave Ratio (VSWR) Example

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Here is how the Voltage Standing Wave Ratio (VSWR) equation looks like with Values.

Here is how the Voltage Standing Wave Ratio (VSWR) equation looks like with Units.

Here is how the Voltage Standing Wave Ratio (VSWR) equation looks like.

3.3478 = \frac{1 + 0.54}{1 - 0.54}

3.3478 = \frac{1 + 0.54}{1 - 0.54}

3.3478 = \frac{1 + 0.54}{1 - 0.54}

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Voltage Standing Wave Ratio (VSWR) Solution

Follow our step by step solution on how to calculate Voltage Standing Wave Ratio (VSWR)?

FIRST Step Consider the formula

VSWR = \frac{1 + Γ}{1 - Γ}

Next Step Substitute values of Variables

∴

VSWR = \frac{1 + 0.54}{1 - 0.54}

Next Step Prepare to Evaluate

∴

VSWR = \frac{1 + 0.54}{1 - 0.54}

Next Step Evaluate

∴

VSWR = 3.34782608695652

LAST Step Rounding Answer

∴

VSWR = 3.3478

Voltage Standing Wave Ratio (VSWR) Formula Elements

Variables

Voltage Standing Wave Ratio

Voltage Standing wave ratio is the ratio of maximum and minimum magnitude of voltage on a line having on a line having standing waves.

Symbol: VSWR

Measurement: NAUnit: Unitless

Note: Value should be greater than 1.

Formulas to find Voltage Standing Wave Ratio

Reflection Coefficient

Reflection coefficient refers to a parameter that describes the behavior of waves at the interface between different media or at the termination of a transmission line.

Symbol: Γ

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Reflection Coefficient

Other formulas in Transmission Line Characteristics category

Go Resistance at Second Temperature

R 2 = R 1 \cdot (\frac{T + T f}{T + T o})

Go Relative Pitch of Wound Conductor

P cond = (\frac{L s}{2 \cdot r layer})

Go Length of Wound Conductor

L cond = \sqrt{1 + {(\frac{π}{P cond})}^{2}}

Go Wavelength of Line

λ = \frac{2 \cdot π}{β}

How to Evaluate Voltage Standing Wave Ratio (VSWR)?

Voltage Standing Wave Ratio (VSWR) evaluator uses Voltage Standing Wave Ratio = (1+Reflection Coefficient)/(1-Reflection Coefficient) to evaluate the Voltage Standing Wave Ratio, The Voltage Standing Wave Ratio (VSWR) formula is defined as the ratio of maximum to minimum magnitudes of voltage or current on a line having standing waves and can be represented with respect to Reflection Coefficient. VSWR terms of reflection coefficient, is a measure of impedance matching of loads to the characteristic impedance of a transmission line. Voltage Standing Wave Ratio is denoted by VSWR symbol.

How to evaluate Voltage Standing Wave Ratio (VSWR) using this online evaluator? To use this online evaluator for Voltage Standing Wave Ratio (VSWR), enter Reflection Coefficient (Γ) and hit the calculate button.

FAQs on Voltage Standing Wave Ratio (VSWR)

What is the formula to find Voltage Standing Wave Ratio (VSWR)?

The formula of Voltage Standing Wave Ratio (VSWR) is expressed as Voltage Standing Wave Ratio = (1+Reflection Coefficient)/(1-Reflection Coefficient). Here is an example- 3.347826 = (1+0.54)/(1-0.54).

How to calculate Voltage Standing Wave Ratio (VSWR)?

With Reflection Coefficient (Γ) we can find Voltage Standing Wave Ratio (VSWR) using the formula - Voltage Standing Wave Ratio = (1+Reflection Coefficient)/(1-Reflection Coefficient).

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