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Feedback Factor of Feedback Amplifier Formula

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The feedback factor of an op-amp application defines the circuit performance. Check FAQs

β = \frac{S in}{S o}

β - Feedback Factor?S_in - Input Signal Feedback?S_o - Signal Output?

Feedback Factor of Feedback Amplifier Example

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Here is how the Feedback Factor of Feedback Amplifier equation looks like with Values.

Here is how the Feedback Factor of Feedback Amplifier equation looks like with Units.

Here is how the Feedback Factor of Feedback Amplifier equation looks like.

0.4545 = \frac{16}{35.2}

0.4545 = \frac{16}{35.2}

0.4545 = \frac{16}{35.2}

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Feedback Factor of Feedback Amplifier Solution

Follow our step by step solution on how to calculate Feedback Factor of Feedback Amplifier?

FIRST Step Consider the formula

β = \frac{S in}{S o}

Next Step Substitute values of Variables

∴

β = \frac{16}{35.2}

Next Step Prepare to Evaluate

∴

β = \frac{16}{35.2}

Next Step Evaluate

∴

β = 0.454545454545455

LAST Step Rounding Answer

∴

β = 0.4545

Feedback Factor of Feedback Amplifier Formula Elements

Variables

Feedback Factor

The feedback factor of an op-amp application defines the circuit performance.

Symbol: β

Measurement: NAUnit: Unitless

Note: Value should be less than 1.

Formulas to find Feedback Factor

Input Signal Feedback

Input Signal Feedback is the input provide to the feedback amplifier. It can be a voltage or current or frequency signal.

Symbol: S_in

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Input Signal Feedback

Signal Output

Signal Output will be of the order of millivolts and is related to discharge.

Symbol: S_o

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Signal Output

Other formulas in Signal Analysis category

Go Amount of Feedback Given Loop Gain

F am = 1 + Aβ

Go Closed-Loop Gain as Function of Ideal Value

A cl = (\frac{1}{β}) \cdot (\frac{1}{1 + (\frac{1}{Aβ})})

Go Gain with Feedback of Feedback Amplifier

A f = \frac{A}{F am}

Go Gain at Mid and High Frequencies

µ = \frac{A m}{1 + (\frac{s}{ω hf})}

How to Evaluate Feedback Factor of Feedback Amplifier?

Feedback Factor of Feedback Amplifier evaluator uses Feedback Factor = Input Signal Feedback/Signal Output to evaluate the Feedback Factor, Feedback Factor of Feedback Amplifier quantifies the ratio of the amount of output signal fed back to the input compared to the original input signal, aiding in control and performance improvement within a circuit. Feedback Factor is denoted by β symbol.

How to evaluate Feedback Factor of Feedback Amplifier using this online evaluator? To use this online evaluator for Feedback Factor of Feedback Amplifier, enter Input Signal Feedback (S_in) & Signal Output (S_o) and hit the calculate button.

FAQs on Feedback Factor of Feedback Amplifier

What is the formula to find Feedback Factor of Feedback Amplifier?

The formula of Feedback Factor of Feedback Amplifier is expressed as Feedback Factor = Input Signal Feedback/Signal Output. Here is an example- 0.454545 = 16/35.2.

How to calculate Feedback Factor of Feedback Amplifier?

With Input Signal Feedback (S_in) & Signal Output (S_o) we can find Feedback Factor of Feedback Amplifier using the formula - Feedback Factor = Input Signal Feedback/Signal Output.

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Feedback Factor of Feedback Amplifier Formula

Feedback Factor of Feedback Amplifier Example

Feedback Factor of Feedback Amplifier Solution

Feedback Factor of Feedback Amplifier Formula Elements

Other formulas in Signal Analysis category

How to Evaluate Feedback Factor of Feedback Amplifier?

FAQs on Feedback Factor of Feedback Amplifier

Variable Name