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Voltage Gain of Amplifier Formula

GoVoltage Gain given Load Resistance Formula

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Voltage gain is defined as the ratio of the output voltage to the input voltage. Check FAQs

G v = \frac{V o}{V in}

G_v - Voltage Gain?V_o - Output Voltage?V_in - Input Voltage?

Voltage Gain of Amplifier Example

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Here is how the Voltage Gain of Amplifier equation looks like with Values.

Here is how the Voltage Gain of Amplifier equation looks like with Units.

Here is how the Voltage Gain of Amplifier equation looks like.

1.4211 = \frac{13.6}{9.57}

1.4211 = \frac{13.6V}{9.57V}

1.4211 = \frac{13.6}{9.57}

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Voltage Gain of Amplifier Solution

Follow our step by step solution on how to calculate Voltage Gain of Amplifier?

FIRST Step Consider the formula

G v = \frac{V o}{V in}

Next Step Substitute values of Variables

∴

G v = \frac{13.6V}{9.57V}

Next Step Prepare to Evaluate

∴

G v = \frac{13.6}{9.57}

Next Step Evaluate

∴

G v = 1.42110762800418

LAST Step Rounding Answer

∴

G v = 1.4211

Voltage Gain of Amplifier Formula Elements

Variables

Voltage Gain

Voltage gain is defined as the ratio of the output voltage to the input voltage.

Symbol: G_v

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Voltage Gain

Output Voltage

Output Voltage refers to the voltage at the output or load terminal.

Symbol: V_o

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Output Voltage

Input Voltage

Input Voltage is the voltage applied by a source from the input terminal.

Symbol: V_in

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Input Voltage

Other Formulas to find Voltage Gain

Go Voltage Gain given Load Resistance

G v = α \cdot (\frac{\frac{1}{\frac{1}{R L} + \frac{1}{R c}}}{R e})

Other formulas in Amplifier Characteristics category

Go Power Gain of Amplifier

A p = \frac{P L}{P in}

Go Current Gain of Amplifier

A i = \frac{I o}{i in}

Go Base Junction Width of Amplifier

w b = \frac{A be \cdot [Charge-e] \cdot D n \cdot n po}{i sat}

Go Differential Voltage in Amplifier

V id = \frac{V o}{(\frac{R 4}{R 3}) \cdot (1 + \frac{R 2}{R 1})}

How to Evaluate Voltage Gain of Amplifier?

Voltage Gain of Amplifier evaluator uses Voltage Gain = Output Voltage/Input Voltage to evaluate the Voltage Gain, The Voltage Gain of Amplifier formula is defined as the ratio of output voltage V_o to the input voltage V_i of an amplifier. Voltage Gain is denoted by G_v symbol.

How to evaluate Voltage Gain of Amplifier using this online evaluator? To use this online evaluator for Voltage Gain of Amplifier, enter Output Voltage (V_o) & Input Voltage (V_in) and hit the calculate button.

FAQs on Voltage Gain of Amplifier

What is the formula to find Voltage Gain of Amplifier?

The formula of Voltage Gain of Amplifier is expressed as Voltage Gain = Output Voltage/Input Voltage. Here is an example- 1.421108 = 13.6/9.57.

How to calculate Voltage Gain of Amplifier?

With Output Voltage (V_o) & Input Voltage (V_in) we can find Voltage Gain of Amplifier using the formula - Voltage Gain = Output Voltage/Input Voltage.

What are the other ways to Calculate Voltage Gain?

Here are the different ways to Calculate Voltage Gain-

Voltage Gain=Common Base Current Gain*((1/(1/Load Resistance+1/Collector Resistance))/Emitter Resistance)

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Voltage Gain of Amplifier Formula

​GoVoltage Gain given Load Resistance Formula

Voltage Gain of Amplifier Example

Voltage Gain of Amplifier Solution

Voltage Gain of Amplifier Formula Elements

Other Formulas to find Voltage Gain

Other formulas in Amplifier Characteristics category

How to Evaluate Voltage Gain of Amplifier?

FAQs on Voltage Gain of Amplifier

Variable Name

GoVoltage Gain given Load Resistance Formula