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Current Gain of Amplifier in Decibels Formula

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The Current Gain in decibels is 20 times of current gain with a logarithmic measure. Check FAQs

A i(dB) = 20 \cdot (\log 10 (A i))

A_i(dB) - Current Gain in Decibels?A_i - Current Gain?

Current Gain of Amplifier in Decibels Example

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Here is how the Current Gain of Amplifier in Decibels equation looks like with Values.

Here is how the Current Gain of Amplifier in Decibels equation looks like with Units.

Here is how the Current Gain of Amplifier in Decibels equation looks like.

1.4229 = 20 \cdot (\log 10 (1.178))

1.4229dB = 20 \cdot (\log 10 (1.178))

1.4229 = 20 \cdot (\log 10 (1.178))

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Current Gain of Amplifier in Decibels Solution

Follow our step by step solution on how to calculate Current Gain of Amplifier in Decibels?

FIRST Step Consider the formula

A i(dB) = 20 \cdot (\log 10 (A i))

Next Step Substitute values of Variables

∴

A i(dB) = 20 \cdot (\log 10 (1.178))

Next Step Prepare to Evaluate

∴

A i(dB) = 20 \cdot (\log 10 (1.178))

Next Step Evaluate

∴

A i(dB) = 1.42290580902166dB

LAST Step Rounding Answer

∴

A i(dB) = 1.4229dB

Current Gain of Amplifier in Decibels Formula Elements

Variables

Functions

Current Gain in Decibels

The Current Gain in decibels is 20 times of current gain with a logarithmic measure.

Symbol: A_i(dB)

Measurement: SoundUnit: dB

Note: Value can be positive or negative.

Formulas to find Current Gain in Decibels

Current Gain

Current Gain is the ratio of output current to the input current of an amplifier is defined as current gain.

Symbol: A_i

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Current Gain

log10

The common logarithm, also known as the base-10 logarithm or the decimal logarithm, is a mathematical function that is the inverse of the exponential function.

Syntax: log10(Number)

Other formulas in Amplifier Characteristics category

Go Power Gain of Amplifier

A p = \frac{P L}{P in}

Go Current Gain of Amplifier

A i = \frac{I o}{i in}

Go Base Junction Width of Amplifier

w b = \frac{A be \cdot [Charge-e] \cdot D n \cdot n po}{i sat}

Go Differential Voltage in Amplifier

V id = \frac{V o}{(\frac{R 4}{R 3}) \cdot (1 + \frac{R 2}{R 1})}

How to Evaluate Current Gain of Amplifier in Decibels?

Current Gain of Amplifier in Decibels evaluator uses Current Gain in Decibels = 20*(log10(Current Gain)) to evaluate the Current Gain in Decibels, The Current Gain of Amplifier in Decibels formula is defined as the 20 times the current gain with a logarithmic measure. Current Gain in Decibels is denoted by A_i(dB) symbol.

How to evaluate Current Gain of Amplifier in Decibels using this online evaluator? To use this online evaluator for Current Gain of Amplifier in Decibels, enter Current Gain (A_i) and hit the calculate button.

FAQs on Current Gain of Amplifier in Decibels

What is the formula to find Current Gain of Amplifier in Decibels?

The formula of Current Gain of Amplifier in Decibels is expressed as Current Gain in Decibels = 20*(log10(Current Gain)). Here is an example- 1.422906 = 20*(log10(1.178)).

How to calculate Current Gain of Amplifier in Decibels?

With Current Gain (A_i) we can find Current Gain of Amplifier in Decibels using the formula - Current Gain in Decibels = 20*(log10(Current Gain)). This formula also uses Common Logarithm (log10) function(s).

Can the Current Gain of Amplifier in Decibels be negative?

Yes, the Current Gain of Amplifier in Decibels, measured in Sound can be negative.

Which unit is used to measure Current Gain of Amplifier in Decibels?

Current Gain of Amplifier in Decibels is usually measured using the Decibel[dB] for Sound. Bel[dB], Neper[dB] are the few other units in which Current Gain of Amplifier in Decibels can be measured.

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