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Gain-Degradation Factor Formula

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Gain degradation factor is a measure of the change in gain relative to the gain at the design frequency, and it is typically expressed in decibels (dB). Check FAQs

GDF = (\frac{f s}{f o}) \cdot G up

GDF - Gain Degradation Factor?f_s - Signal Frequency?f_o - Output Frequency?G_up - Power Gain for Up-Converter?

Gain-Degradation Factor Example

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Here is how the Gain-Degradation Factor equation looks like with Values.

Here is how the Gain-Degradation Factor equation looks like with Units.

Here is how the Gain-Degradation Factor equation looks like.

0.8 = (\frac{95}{950}) \cdot 8

0.8 = (\frac{95Hz}{950Hz}) \cdot 8dB

0.8 = (\frac{95}{950}) \cdot 8

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Gain-Degradation Factor Solution

Follow our step by step solution on how to calculate Gain-Degradation Factor?

FIRST Step Consider the formula

GDF = (\frac{f s}{f o}) \cdot G up

Next Step Substitute values of Variables

∴

GDF = (\frac{95Hz}{950Hz}) \cdot 8dB

Next Step Prepare to Evaluate

∴

GDF = (\frac{95}{950}) \cdot 8

LAST Step Evaluate

∴

GDF = 0.8

Gain-Degradation Factor Formula Elements

Variables

Gain Degradation Factor

Gain degradation factor is a measure of the change in gain relative to the gain at the design frequency, and it is typically expressed in decibels (dB).

Symbol: GDF

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Gain Degradation Factor

Signal Frequency

Signal frequency is defined as the frequency of a signal that is containing information.

Symbol: f_s

Measurement: FrequencyUnit: Hz

Note: Value should be greater than 0.

Formulas to find Signal Frequency

Output Frequency

Output frequency is the total output frequency observed.

Symbol: f_o

Measurement: FrequencyUnit: Hz

Note: Value should be greater than 0.

Formulas to find Output Frequency

Power Gain for Up-Converter

Power Gain for Up-Converter is ratio of output frequency and signal frequency for a parametric up converter.

Symbol: G_up

Measurement: SoundUnit: dB

Note: Value can be positive or negative.

Formulas to find Power Gain for Up-Converter

Other formulas in Parametric Devices category

Go Power Gain of Modulator

G m = \frac{f p + f s}{f s}

Go Power Gain of Demodulator

G dm = \frac{f s}{f p + f s}

Go Power Gain for Parametric Up-Converter

G up = (\frac{f o}{f s}) \cdot GDF

Go Power Gain of Down-Converter

G down = \frac{4 \cdot f i \cdot R i \cdot R g \cdot α}{f s \cdot R Ts \cdot R Ti \cdot {(1 - α)}^{2}}

How to Evaluate Gain-Degradation Factor?

Gain-Degradation Factor evaluator uses Gain Degradation Factor = (Signal Frequency/Output Frequency)*Power Gain for Up-Converter to evaluate the Gain Degradation Factor, The Gain-Degradation Factor formula is defined as the reduction in gain that occurs when an amplifier is operated away from its design center frequency. The gain degradation factor is a measure of the change in gain relative to the gain at the design frequency, and it is typically expressed in decibels (dB). Gain Degradation Factor is denoted by GDF symbol.

How to evaluate Gain-Degradation Factor using this online evaluator? To use this online evaluator for Gain-Degradation Factor, enter Signal Frequency (f_s), Output Frequency (f_o) & Power Gain for Up-Converter (G_up) and hit the calculate button.

FAQs on Gain-Degradation Factor

What is the formula to find Gain-Degradation Factor?

The formula of Gain-Degradation Factor is expressed as Gain Degradation Factor = (Signal Frequency/Output Frequency)*Power Gain for Up-Converter. Here is an example- 0.8 = (95/950)*8.

How to calculate Gain-Degradation Factor?

With Signal Frequency (f_s), Output Frequency (f_o) & Power Gain for Up-Converter (G_up) we can find Gain-Degradation Factor using the formula - Gain Degradation Factor = (Signal Frequency/Output Frequency)*Power Gain for Up-Converter.

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