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Spiral antenna online calculation


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App description

Helical antenna calculator

Enter the value and click Calculate. The result will be displayed.

Usage example

Input data

Wavelength 320

Click "Calculate" and output the result:

Frequency 0.938MHz; electrical impedance 150 ohm; diameter 1.02e+4

Or enter data

Frequency 0.32MHz; number of turns 40; space between coils is 0.6

Click "Calculate" and output the result:

Wavelength 938;

Antenna gain 24.6;

Electrical impedance 150;

Diameter 2.98e+4;

Space between coils 5.63e+4;

Length of wire: 3.75e+6;

Half Power Beam Width: 10.6;

Beam Width First Nulls: 23.5;

Apperature: 2.02e+ 7

 

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