Deviation Ratio Formula

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Deviation Ratio is the ratio of the maximum carrier frequency deviation to the highest audio modulating frequency. Check FAQs
D=Δfmfm
D - Deviation Ratio?Δfm - Maximum Frequency Deviation?fm - Maximum Modulating Frequency?

Deviation Ratio Example

With values
With units
Only example

Here is how the Deviation Ratio equation looks like with Values.

Here is how the Deviation Ratio equation looks like with Units.

Here is how the Deviation Ratio equation looks like.

0.05Edit=750Edit15000Edit
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Deviation Ratio Solution

Follow our step by step solution on how to calculate Deviation Ratio?

FIRST Step Consider the formula
D=Δfmfm
Next Step Substitute values of Variables
D=750Hz15000Hz
Next Step Prepare to Evaluate
D=75015000
LAST Step Evaluate
D=0.05

Deviation Ratio Formula Elements

Variables
Deviation Ratio
Deviation Ratio is the ratio of the maximum carrier frequency deviation to the highest audio modulating frequency.
Symbol: D
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Maximum Frequency Deviation
Maximum Frequency Deviation the maximum difference between the minimum or maximum extent of a frequency modulated signal, and the nominal center or carrier frequency.
Symbol: Δfm
Measurement: FrequencyUnit: Hz
Note: Value should be greater than 0.
Maximum Modulating Frequency
Maximum Modulating Frequency and the maximum keying frequency are not necessarily equal.
Symbol: fm
Measurement: FrequencyUnit: Hz
Note: Value should be greater than 0.

Other formulas in Fundamentals of Analog Communications category

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​Go Image Frequency
fimg=FRF+(2fim)

How to Evaluate Deviation Ratio?

Deviation Ratio evaluator uses Deviation Ratio = Maximum Frequency Deviation/Maximum Modulating Frequency to evaluate the Deviation Ratio, Deviation Ratio is the ratio of the maximum carrier frequency deviation to the highest audio modulating frequency. Deviation Ratio is denoted by D symbol.

How to evaluate Deviation Ratio using this online evaluator? To use this online evaluator for Deviation Ratio, enter Maximum Frequency Deviation (Δfm) & Maximum Modulating Frequency (fm) and hit the calculate button.

FAQs on Deviation Ratio

What is the formula to find Deviation Ratio?
The formula of Deviation Ratio is expressed as Deviation Ratio = Maximum Frequency Deviation/Maximum Modulating Frequency. Here is an example- 0.05 = 750/15000.
How to calculate Deviation Ratio?
With Maximum Frequency Deviation (Δfm) & Maximum Modulating Frequency (fm) we can find Deviation Ratio using the formula - Deviation Ratio = Maximum Frequency Deviation/Maximum Modulating Frequency.
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