发布时间 ： 2026-04-13 08:25:15 UTC
类别 ： Electronic
Page Views: 910 views
Helical antenna calculator
Enter the value and click Calculate. The result will be displayed.
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