Antenna Area Calculator

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Radar & Antenna Specifications

Radar Antennas Reception

Special Purpose Radars

✖Effective Area of Receiving Antenna is a fundamental parameter that characterizes the ability of the antenna to capture electromagnetic radiation and convert it into an electrical signal.ⓘ Effective Area of Receiving Antenna [A_eff]			+10% -10%
✖Antenna Aperture Efficiency is defined as the efficiency of the antenna to radiate efficiently.ⓘ Antenna Aperture Efficiency [η_a]			+10% -10%

✖Antenna Area refers to the actual physical size of an antenna. It is the physical cross-sectional area of the radiating or receiving elements of the antenna.ⓘ Antenna Area [A_a]

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Formula

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Antenna Area

Formula

`"A"_{"a"} = "A"_{"eff"}/"η"_{"a"}`

Example

`"25.125m²"="17.5875m²"/"0.7"`

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Antenna Area Solution

STEP 0: Pre-Calculation Summary

Formula Used

Antenna Area = Effective Area of Receiving Antenna/Antenna Aperture Efficiency
A_a = A_eff/η_a
This formula uses 3 Variables

Variables Used

Antenna Area - (Measured in Square Meter) - Antenna Area refers to the actual physical size of an antenna. It is the physical cross-sectional area of the radiating or receiving elements of the antenna.
Effective Area of Receiving Antenna - (Measured in Square Meter) - Effective Area of Receiving Antenna is a fundamental parameter that characterizes the ability of the antenna to capture electromagnetic radiation and convert it into an electrical signal.
Antenna Aperture Efficiency - Antenna Aperture Efficiency is defined as the efficiency of the antenna to radiate efficiently.

STEP 1: Convert Input(s) to Base Unit

Effective Area of Receiving Antenna: 17.5875 Square Meter --> 17.5875 Square Meter No Conversion Required
Antenna Aperture Efficiency: 0.7 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

A_a = A_eff/η_a --> 17.5875/0.7

Evaluating ... ...

A_a = 25.125

STEP 3: Convert Result to Output's Unit

25.125 Square Meter --> No Conversion Required

FINAL ANSWER

25.125 Square Meter <-- Antenna Area

(Calculation completed in 00.004 seconds)

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Created by Shobhit Dimri

Bipin Tripathi Kumaon Institute of Technology (BTKIT), Dwarahat

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Vishwakarma Government Engineering College (VGEC), Ahmedabad

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< 24 Radar & Antenna Specifications Calculators

Maximum Range of Radar

Go Target Range = ((Transmitted Power*Transmitted Gain*Cross Section Area of Radar*Effective Area of Receiving Antenna)/(16*pi^2*Minimum Detectable Signal))^0.25

Minimum Detectable Signal

Go Minimum Detectable Signal = (Transmitted Power*Transmitted Gain*Cross Section Area of Radar*Effective Area of Receiving Antenna)/(16*pi^2*Target Range^4)

N Scans

Go N Scans = (log10(1-Cumulative Probability of Detection))/(log10(1-Detection Probability of Radar))

Transmitted Gain

Go Transmitted Gain = (4*pi*Effective Area of Receiving Antenna)/Wavelength^2

Transmitted Frequency

Go Transmitted Frequency = Doppler Frequency*[c]/(2*Radial Velocity)

Power Density Radiated by Lossless Antenna

Go Lossless Isotropic Power Density = Maximum Radiated Power Density/Maximum Gain of Antenna

Maximum Power Density Radiated by Antenna

Go Maximum Radiated Power Density = Lossless Isotropic Power Density*Maximum Gain of Antenna

Maximum Gain of Antenna

Go Maximum Gain of Antenna = Maximum Radiated Power Density/Lossless Isotropic Power Density

Radar Antenna Height

Go Antenna Height = (Range Resolution*Range)/(2*Target Height)

Target Height

Go Target Height = (Range Resolution*Range)/(2*Antenna Height)

Probability of Detection

Go Detection Probability of Radar = 1-(1-Cumulative Probability of Detection)^(1/N Scans)

Cumulative Probability of Detection

Go Cumulative Probability of Detection = 1-(1-Detection Probability of Radar)^N Scans

Effective Area of Receiving Antenna

Go Effective Area of Receiving Antenna = Antenna Area*Antenna Aperture Efficiency

Antenna Aperture Efficiency

Go Antenna Aperture Efficiency = Effective Area of Receiving Antenna/Antenna Area

Antenna Area

Go Antenna Area = Effective Area of Receiving Antenna/Antenna Aperture Efficiency

Pulse Repetition Frequency

Go Pulse Repetition Frequency = [c]/(2*Maximum Unambiguous Range)

Maximum Unambiguous Range

Go Maximum Unambiguous Range = ([c]*Pulse Repetition Time)/2

Pulse Repetition Time

Go Pulse Repetition Time = (2*Maximum Unambiguous Range)/[c]

Target Velocity

Go Target Velocity = (Doppler Frequency Shift*Wavelength)/2

Doppler Frequency

Go Doppler Frequency = Doppler Angular Frequency/(2*pi)

Doppler Angular Frequency

Go Doppler Angular Frequency = 2*pi*Doppler Frequency

Radial Velocity

Go Radial Velocity = (Doppler Frequency*Wavelength)/2

Range of Target

Go Target Range = ([c]*Measured Runtime)/2

Measured Runtime

Go Measured Runtime = 2*Target Range/[c]

Antenna Area Formula

Antenna Area = Effective Area of Receiving Antenna/Antenna Aperture Efficiency
A_a = A_eff/η_a

What is antenna aperture efficiency?

Aperture efficiency of an antenna, is the ratio of the effective radiating area (or effective area) to the physical area of the aperture.

How to Calculate Antenna Area?

Antenna Area calculator uses Antenna Area = Effective Area of Receiving Antenna/Antenna Aperture Efficiency to calculate the Antenna Area, The Antenna Area formula is defined as the area required by the antenna physically to capture the radiation. Antenna Area is denoted by A_a symbol.

How to calculate Antenna Area using this online calculator? To use this online calculator for Antenna Area, enter Effective Area of Receiving Antenna (A_eff) & Antenna Aperture Efficiency (η_a) and hit the calculate button. Here is how the Antenna Area calculation can be explained with given input values -> 25.12429 = 17.5875/0.7.

FAQ

What is Antenna Area?

The Antenna Area formula is defined as the area required by the antenna physically to capture the radiation and is represented as A_a = A_eff/η_a or Antenna Area = Effective Area of Receiving Antenna/Antenna Aperture Efficiency. Effective Area of Receiving Antenna is a fundamental parameter that characterizes the ability of the antenna to capture electromagnetic radiation and convert it into an electrical signal & Antenna Aperture Efficiency is defined as the efficiency of the antenna to radiate efficiently.

How to calculate Antenna Area?

The Antenna Area formula is defined as the area required by the antenna physically to capture the radiation is calculated using Antenna Area = Effective Area of Receiving Antenna/Antenna Aperture Efficiency. To calculate Antenna Area, you need Effective Area of Receiving Antenna (A_eff) & Antenna Aperture Efficiency (η_a). With our tool, you need to enter the respective value for Effective Area of Receiving Antenna & Antenna Aperture Efficiency and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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