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## Credits

Birsa Institute of Technology (BIT), Sindri
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## Efficiency of the class B output stage Solution

STEP 0: Pre-Calculation Summary
Formula Used
overall_efficiency = (pi/4)*(Peak Voltage/Supply Voltage)
ηx = (pi/4)*(Vm/Vi)
This formula uses 1 Constants, 2 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Variables Used
Peak Voltage - Peak Voltage is the peak or maximum voltage of a circuit/ rectifier. (Measured in Volt)
Supply Voltage - Supply Voltage is the input voltage source which flows through the zener diode. (Measured in Volt)
STEP 1: Convert Input(s) to Base Unit
Peak Voltage: 10 Volt --> 10 Volt No Conversion Required
Supply Voltage: 12 Volt --> 12 Volt No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ηx = (pi/4)*(Vm/Vi) --> (pi/4)*(10/12)
Evaluating ... ...
ηx = 0.654498469497874
STEP 3: Convert Result to Output's Unit
0.654498469497874 --> No Conversion Required
FINAL ANSWER
0.654498469497874 <-- Overall Efficiency From Shaft A to X
(Calculation completed in 00.015 seconds)

## < 10+ Class B Output Stage Calculators

Efficiency of class B stage
overall_efficiency = ((1/2)*((Peak Voltage)^2/Load Resistance)/(2/pi)*((Peak Voltage*Supply Voltage)/Load resistance)) Go
Total power supply of class B stage
total_power = (2*Peak Voltage*Supply Voltage)/(pi*Load resistance) Go
Load resistance of class B stage
load_resistance = (2*Peak Voltage*Supply Voltage)/(pi*Total power) Go
Power drain from positive sine wave
power = (Peak Voltage*Supply Voltage)/(pi*Load resistance) Go
Power drawn from negative sine wave
power = (Peak Voltage*Supply Voltage)/(pi*Load resistance) Go
Efficiency of the class B output stage
overall_efficiency = (pi/4)*(Peak Voltage/Supply Voltage) Go
Output sinusoid peak voltage of class B stage
peak_voltage = sqrt(2*Average load power*Load resistance) Go
Maximum average power from a class B output stage
max_power_developed = 1/2*((Supply Voltage)^2/Load resistance) Go
Average load-power of class B stage
average_load_power = 1/2*((Peak Voltage)^2/Load resistance) Go
Average power dissipation in class B stage in terms of supply power
power_dissipated = Supply Power-Average load power Go

### Efficiency of the class B output stage Formula

overall_efficiency = (pi/4)*(Peak Voltage/Supply Voltage)
ηx = (pi/4)*(Vm/Vi)

## What is a Class B amplifier?

Class B amplifier is a type of power amplifier where the active device (transistor) conducts only for the one-half cycle of the input signal. Since the active device is switched off for half the input cycle, the active device dissipates less power and hence the efficiency is improved.

## How to Calculate Efficiency of the class B output stage?

Efficiency of the class B output stage calculator uses overall_efficiency = (pi/4)*(Peak Voltage/Supply Voltage) to calculate the Overall Efficiency From Shaft A to X, The Efficiency of the class B output stage formula is defined as the fundamental reduction in the number of wasted resources that are used to produce a given number of goods or services (output). Overall Efficiency From Shaft A to X and is denoted by ηx symbol.

How to calculate Efficiency of the class B output stage using this online calculator? To use this online calculator for Efficiency of the class B output stage, enter Peak Voltage (Vm) and Supply Voltage (Vi) and hit the calculate button. Here is how the Efficiency of the class B output stage calculation can be explained with given input values -> 0.654498 = (pi/4)*(10/12).

### FAQ

What is Efficiency of the class B output stage?
The Efficiency of the class B output stage formula is defined as the fundamental reduction in the number of wasted resources that are used to produce a given number of goods or services (output) and is represented as ηx = (pi/4)*(Vm/Vi) or overall_efficiency = (pi/4)*(Peak Voltage/Supply Voltage). Peak Voltage is the peak or maximum voltage of a circuit/ rectifier and Supply Voltage is the input voltage source which flows through the zener diode.
How to calculate Efficiency of the class B output stage?
The Efficiency of the class B output stage formula is defined as the fundamental reduction in the number of wasted resources that are used to produce a given number of goods or services (output) is calculated using overall_efficiency = (pi/4)*(Peak Voltage/Supply Voltage). To calculate Efficiency of the class B output stage, you need Peak Voltage (Vm) and Supply Voltage (Vi). With our tool, you need to enter the respective value for Peak Voltage and Supply Voltage 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 Overall Efficiency From Shaft A to X?
In this formula, Overall Efficiency From Shaft A to X uses Peak Voltage and Supply Voltage. We can use 10 other way(s) to calculate the same, which is/are as follows -
• average_load_power = 1/2*((Peak Voltage)^2/Load resistance)
• peak_voltage = sqrt(2*Average load power*Load resistance)
• power = (Peak Voltage*Supply Voltage)/(pi*Load resistance)
• power = (Peak Voltage*Supply Voltage)/(pi*Load resistance)
• total_power = (2*Peak Voltage*Supply Voltage)/(pi*Load resistance)
• load_resistance = (2*Peak Voltage*Supply Voltage)/(pi*Total power)
• overall_efficiency = ((1/2)*((Peak Voltage)^2/Load Resistance)/(2/pi)*((Peak Voltage*Supply Voltage)/Load resistance))
• overall_efficiency = (pi/4)*(Peak Voltage/Supply Voltage)
• max_power_developed = 1/2*((Supply Voltage)^2/Load resistance)
• power_dissipated = Supply Power-Average load power
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