Image Frequency Formula

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Image Frequency is defined as the sum of received signal and twice the intermediate frequency. Check FAQs
fimg=FRF+(2fim)
fimg - Image Frequency?FRF - Received Signal Frequency?fim - Intermediate Frequency?

Image Frequency Example

With values
With units
Only example

Here is how the Image Frequency equation looks like with Values.

Here is how the Image Frequency equation looks like with Units.

Here is how the Image Frequency equation looks like.

195Edit=55Edit+(270Edit)
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Image Frequency Solution

Follow our step by step solution on how to calculate Image Frequency?

FIRST Step Consider the formula
fimg=FRF+(2fim)
Next Step Substitute values of Variables
fimg=55Hz+(270Hz)
Next Step Prepare to Evaluate
fimg=55+(270)
LAST Step Evaluate
fimg=195Hz

Image Frequency Formula Elements

Variables
Image Frequency
Image Frequency is defined as the sum of received signal and twice the intermediate frequency.
Symbol: fimg
Measurement: FrequencyUnit: Hz
Note: Value should be greater than 0.
Received Signal Frequency
Received Signal Frequency is that frequency which is obtained at the receiver end of a Radio Channel.
Symbol: FRF
Measurement: FrequencyUnit: Hz
Note: Value should be greater than 0.
Intermediate Frequency
Intermediate Frequency is a frequency to which a carrier wave is shifted as an intermediate step in transmission or reception.
Symbol: fim
Measurement: FrequencyUnit: Hz
Note: Value should be greater than 0.

Other formulas in Fundamentals of Analog Communications category

​Go Crest Factor
CF=XpeakXrms
​Go Transmission Efficiency with respect to Modulation Index
ηam=μ22+μ2
​Go Intermediate Frequency
fim=(flo-FRF)
​Go Quality Factor of Tuned Circuit
Qtc=2πωrLR

How to Evaluate Image Frequency?

Image Frequency evaluator uses Image Frequency = Received Signal Frequency+(2*Intermediate Frequency) to evaluate the Image Frequency, Image Frequency is defined as the sum of received signal and twice the intermediate frequency. Image Frequency is denoted by fimg symbol.

How to evaluate Image Frequency using this online evaluator? To use this online evaluator for Image Frequency, enter Received Signal Frequency (FRF) & Intermediate Frequency (fim) and hit the calculate button.

FAQs on Image Frequency

What is the formula to find Image Frequency?
The formula of Image Frequency is expressed as Image Frequency = Received Signal Frequency+(2*Intermediate Frequency). Here is an example- 195 = 55+(2*70).
How to calculate Image Frequency?
With Received Signal Frequency (FRF) & Intermediate Frequency (fim) we can find Image Frequency using the formula - Image Frequency = Received Signal Frequency+(2*Intermediate Frequency).
Can the Image Frequency be negative?
No, the Image Frequency, measured in Frequency cannot be negative.
Which unit is used to measure Image Frequency?
Image Frequency is usually measured using the Hertz[Hz] for Frequency. Petahertz[Hz], Terahertz[Hz], Gigahertz[Hz] are the few other units in which Image Frequency can be measured.
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