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## Credits

Vishwakarma Government Engineering College (VGEC), Ahmedabad
Urvi Rathod has created this Calculator and 1000+ more calculators!
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## Open-Circuit voltage gain of an amplifier Solution

STEP 0: Pre-Calculation Summary
Formula Used
open_circuit_voltage_gain = Output Voltage/Input current/Input resistance
Avo = Vo/Ii/Ri
This formula uses 3 Variables
Variables Used
Output Voltage - Output voltage signifies the voltage of the signal after it has been amplified. For an electric circuit it is the product of current and resistance. (Measured in Volt)
Input current - Input current of the amplifier circuit (Measured in Ampere)
Input resistance - Input resistance is the resistance value of the voltage amplifier (Measured in Ohm)
STEP 1: Convert Input(s) to Base Unit
Output Voltage: 10 Volt --> 10 Volt No Conversion Required
Input current: 1 Ampere --> 1 Ampere No Conversion Required
Input resistance: 100000 Ohm --> 100000 Ohm No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Avo = Vo/Ii/Ri --> 10/1/100000
Evaluating ... ...
Avo = 0.0001
STEP 3: Convert Result to Output's Unit
0.0001 --> No Conversion Required
FINAL ANSWER
0.0001 <-- Open circuit voltage gain
(Calculation completed in 00.016 seconds)

## < 10+ Amplifiers Calculators

Transfer function of STC networks for high-pass filters
transfer_func = Gain factor*Input capacitance*Source resistance*Input resistance/((1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))*(Source resistance+Input resistance)*(Input capacitance*Source resistance*Source resistance+Source resistance+Input resistance)) Go
Transfer function of STC networks for low-pass filters
transfer_func = Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))*(1+(Input capacitance*Input resistance*Source resistance/(Source resistance+Input resistance))) Go
Magnitude Response |T(jω)| of STC network for high-pass filter
magnitude_response = (modulus(Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))))/sqrt(1+(wₒ stc/w stc)^2) Go
Magnitude Response |T(jω)| of STC network for low-pass filter
magnitude_response = (modulus(Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))))/sqrt(1+(w stc/wₒ stc)^2) Go
Transfer Function (for physical frequencies) of STC networks for high pass filter
trans_func_p = (Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance)))/(1-(wₒ stc/w stc)) Go
Transfer Function (for physical frequencies) of STC networks for low pass filter
trans_func_p = (Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance)))/(1+(w stc/wₒ stc)) Go
Power delivered to the amplifier
power_delivered = (Positive dc voltage*Positive dc current)+(Negative dc voltage*Negative dc current) Go
Amplifier Power Efficiency
amplifier_power_efficiency = 100*power delivered to load/dc power delivered to the amplifier Go
Output signal of an amplifier
output_signal = Power gain*input signal Go
Power gain of the amplifier when voltage and current are given
power_gain = voltage gain*current gain Go

### Open-Circuit voltage gain of an amplifier Formula

open_circuit_voltage_gain = Output Voltage/Input current/Input resistance
Avo = Vo/Ii/Ri

## What does amplifier power efficiency depend on?

Amplifier power efficiency depends on the power delivered to the load and the dc power delivered to the amplifier.

## What is the amplifier power efficiency ?

The amplifier power efficiency is an important performance parameter of an amplifier as it helps to keep track of the power loss in an amplifier and hence helps in improving its performance by minimizing the loss.

## How to Calculate Open-Circuit voltage gain of an amplifier?

Open-Circuit voltage gain of an amplifier calculator uses open_circuit_voltage_gain = Output Voltage/Input current/Input resistance to calculate the Open circuit voltage gain, The Open-Circuit voltage gain of an amplifier formula is defined as the ratio of the voltage across the output port to the voltage across the input port when the output port is an open circuit. Open circuit voltage gain and is denoted by Avo symbol.

How to calculate Open-Circuit voltage gain of an amplifier using this online calculator? To use this online calculator for Open-Circuit voltage gain of an amplifier, enter Output Voltage (Vo), Input current (Ii) and Input resistance (Ri) and hit the calculate button. Here is how the Open-Circuit voltage gain of an amplifier calculation can be explained with given input values -> 0.0001 = 10/1/100000.

### FAQ

What is Open-Circuit voltage gain of an amplifier?
The Open-Circuit voltage gain of an amplifier formula is defined as the ratio of the voltage across the output port to the voltage across the input port when the output port is an open circuit and is represented as Avo = Vo/Ii/Ri or open_circuit_voltage_gain = Output Voltage/Input current/Input resistance. Output voltage signifies the voltage of the signal after it has been amplified. For an electric circuit it is the product of current and resistance, Input current of the amplifier circuit and Input resistance is the resistance value of the voltage amplifier.
How to calculate Open-Circuit voltage gain of an amplifier?
The Open-Circuit voltage gain of an amplifier formula is defined as the ratio of the voltage across the output port to the voltage across the input port when the output port is an open circuit is calculated using open_circuit_voltage_gain = Output Voltage/Input current/Input resistance. To calculate Open-Circuit voltage gain of an amplifier, you need Output Voltage (Vo), Input current (Ii) and Input resistance (Ri). With our tool, you need to enter the respective value for Output Voltage, Input current and Input resistance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Open circuit voltage gain?
In this formula, Open circuit voltage gain uses Output Voltage, Input current and Input resistance. We can use 10 other way(s) to calculate the same, which is/are as follows -
• power_gain = voltage gain*current gain
• transfer_func = Gain factor*Input capacitance*Source resistance*Input resistance/((1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))*(Source resistance+Input resistance)*(Input capacitance*Source resistance*Source resistance+Source resistance+Input resistance))
• transfer_func = Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))*(1+(Input capacitance*Input resistance*Source resistance/(Source resistance+Input resistance)))
• trans_func_p = (Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance)))/(1+(w stc/wₒ stc))
• trans_func_p = (Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance)))/(1-(wₒ stc/w stc))
• magnitude_response = (modulus(Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))))/sqrt(1+(w stc/wₒ stc)^2)
• magnitude_response = (modulus(Gain factor/(1+(Source resistance/Input resistance))*(1+(Output resistance/Load resistance))))/sqrt(1+(wₒ stc/w stc)^2)
• output_signal = Power gain*input signal
• power_delivered = (Positive dc voltage*Positive dc current)+(Negative dc voltage*Negative dc current)
• amplifier_power_efficiency = 100*power delivered to load/dc power delivered to the amplifier
Where is the Open-Circuit voltage gain of an amplifier calculator used?
Among many, Open-Circuit voltage gain of an amplifier calculator is widely used in real life applications like {FormulaUses}. Here are few more real life examples -
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