Antenna Calculators
Antenna design calculators
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Most Popular Quad calculator
Cubical quad antenna calculator in java script let you calculate elements size and spacing in inch and meters.  Amateur Vertical Antenna Calculator
This basic calculator is designed to give the aproximate length (height) of a particular vertical antenna, for the frequency and wavelength chosen.  Log Periodic Antenna Design
calculates the dimensions and spacings of the elements needed to build a log periodic antenna, given tao, sigma and the lower and upper cutoff frequencies.  Bazooka Calculator
Calculate Double bazooka for Win3/Win95 by W4BEJ  5/8 Wave Vertical Antenna Calculator
Design your own 5/8 wave vertical antenna. A simple jscript calculator at Antenna Elmer.  A Simple 7 element Yagi calculator
A JavaScript to calculate the dimensions for a seven element YagiUda Antenna  EH Antenna calculator
Calculate eh antenna components dimension with this online form  Antenna Trap Calculator
Design your own antenna trap online  Design your Own Super J Pole
Javascript for calculating the lengths of tubing to be used for the construction of a Super JPole in a collinear design  Dipole and Inverted V Antenna Calculator
Enter the resonant frequency for the dipole/vee antenna calculation  Antenna Loading Coil Calculation
The calculation refers to either a loaded 1/4 wave or a loaded dipole,  Loop Antennas and Calculator
KA1FSB loop calculator give you a quick overview of the feasibility of "squeezing" a loop into your available yard or apartment space. The easy calculator yields a reasonable approximation of dimensions, to within 5% over the amateur bands, using typical wire gauges ranging from 1218 AWG.  Loop antenna resonant frequency calculator
Calculates resonant frequency of a loop antenna, correcting for distributed capacitance.  Slim Jim antenna calculator
How to make a simple but effective Slim Jim antenna. It includes a calculator to work out all the mesurements for the frequency you require.  BiQuad Antenna calculator
Online calculator for BiQuad antennas  Log Periodic Antenna Calculator
Online calculator for Logarithmic Periodic Dipole Antenna LPDA  CantennaCalc
Kioan's calculator for building a Cantenna , directional waveguide antenna for longrange WiFi  Analysis Of Antenna Mast Strength and Bending Stress
Calculations for determining the wind loading stress on an antenna mast. Link to a spreadsheet for calculating the mast bending stress based on wind speed and antenna cross sectional area.  Magnetic Loop calculator
Magnetic loop antenna calculator and loop antenna design program for windows let you calculate dimensions for magnetic loops antennas, in german  N3DNO's Antenna calculator
A 3 element yagi antenna calculator that uses javascript by N3DNO  5/8 Wave Vertical Antenna Calculator
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 Design your own 5/8 wave vertical antenna. A simple jscript calculator at Antenna Elmer.
[ Hits: 24622  Votes: 188  Rating: 5.21 ]
 7 Element Yagi Calculator
 Online javascript antenna calculator designed to give the critical information of a particular beam antenna, in this case a seven element Yagi, for the frequency chosen.
[ Hits: 253  Votes: 1  Rating: 10.00 ]
 80/75 Meter Wire Antennas
 Calculations of 75 and 80 meters wire antennas
[ Hits: 649  Votes: 8  Rating: 3.37 ]
 A Simple 7 element Yagi calculator
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 A JavaScript to calculate the dimensions for a seven element YagiUda Antenna
[ Hits: 24056  Votes: 363  Rating: 6.29 ]
 Aerial Calculations
 G4URH calculations to design your own antennas, ground plane, half wave antennas, Quad Antennas and 5/8 verticals
[ Hits: 2671  Votes: 2  Rating: 6.50 ]
 AM Loop Antenna Calculator
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 This online Loop antenna calculator will calculate Loop inductance and Lowest and highest tuned frequency
[ Hits: 684  Votes: 9  Rating: 5.99 ]
 Amateur Dipole Antenna Calculator
 This calculator is designed to give the horizontal length of a particular dipole including Tees, antenna, or one side of it, for the frequency chosen. Enter the desired frequency and select the desired calculation from the drop box
[ Hits: 487  Votes: 4  Rating: 7.75 ]
 Amateur Vertical Antenna Calculator
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 This basic calculator is designed to give the aproximate length (height) of a particular vertical antenna, for the frequency and wavelength chosen.
[ Hits: 43662  Votes: 184  Rating: 5.37 ]
 Analysis Of Antenna Mast Strength and Bending Stress
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 Calculations for determining the wind loading stress on an antenna mast. Link to a spreadsheet for calculating the mast bending stress based on wind speed and antenna cross sectional area.
[ Hits: 5507  Votes: 62  Rating: 8.65 ]
 Antenna Height Above Average Terrain
 Antenna Height Above Average Terrain (HAAT) Calculator
[ Hits: 3650  Votes: 15  Rating: 5.48 ]
 Antenna Loading Coil Calculation
 The calculation refers to either a loaded 1/4 wave or a loaded dipole,
[ Hits: 13787  Votes: 112  Rating: 4.53 ]
 Antenna Tilt Calculator
[ Hits: 2990  Votes: 48  Rating: 3.91 ]
 Antenna Trap Calculator
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 Design your own antenna trap online
[ Hits: 19107  Votes: 92  Rating: 5.08 ]
 Antenna wire catenary calculator
 This is a simple calculator for solving the antenna wire catenary between to end points given the design wind speed, mass per unit length of the wire, wire diameter and Gross Breaking Strength of the wire.
[ Hits: 2735  Votes: 6  Rating: 3.17 ]
 Archimedean Spiral Antenna Calculator
 This free online archimedean spiral antenna calculator uses a wire grid method of moments formulation to model a single or multiple arm spiral. The electric current is computed and used to construct the far zone radiation power pattern. The input impedance and directivity are also computed. Requires Silverlight installed.
[ Hits: 844  Votes: 27  Rating: 3.38 ]
 AxialMode Helical Antenna Calculator
 Simple implementation of the ARRL Antenna Book design equations for the axialmode helical antenna.
[ Hits: 2550  Votes: 15  Rating: 5.40 ]
 Bazooka Calculator
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 Calculate Double bazooka for Win3/Win95 by W4BEJ
[ Hits: 25529  Votes: 96  Rating: 5.49 ]
 Beverage Transformer Calculator
 W0FMS TwoWire Beverage (SWA) Transformer Calculator
[ Hits: 803  Votes: 5  Rating: 3.80 ]
 BiQuad Antenna calculator
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 Online calculator for BiQuad antennas
[ Hits: 7190  Votes: 328  Rating: 5.02 ]
 CPole antenna calculator
 Based on the original design by Brian Cake, KF2YN this online calculator let you find the correct dimensions for a cpole antenna
[ Hits: 2821  Votes: 4  Rating: 3.25 ]
 Calculate safety distance from your antenna
 ICNIRP is a calculator software that allows you to determ safety distances for many know amateur radio antennas with respect to ICNIRP limits developed by DL9KCE
[ Hits: 491  Votes: 1  Rating: 1.00 ]
 Cantenna Calculator
 Online calculator for Cantenna special antenna for 802.11 WiFi bands
[ Hits: 3727  Votes: 109  Rating: 5.42 ]
 CantennaCalc
 Kioan's calculator for building a Cantenna , directional waveguide antenna for longrange WiFi
[ Hits: 5932  Votes: 41  Rating: 6.92 ]
 CenterFed Wire Dipole Antenna Tuning Calculator
 Ever need a way to estimate the amount of wire to add to or remove from a centerfed wire dipole antenna to achieve resonance at a desired frequency? This article help to determine correct wire lenght.
[ Hits: 739  Votes: 5  Rating: 3.60 ]
 Christman Phasing Calculator
 Calculate vertical array pahse antenna accorting to the Christman technique
[ Hits: 229  Votes: 0  Rating: 0.00 ]
 Circular Loop Antenna Calculator
 This free online circular loop antenna calculator uses a wire grid method of moments formulation to model a single circular loop with a single feed point. The electric current is computed and used to construct the far zone radiation power pattern. The input impedance and directivity are also computed.
[ Hits: 955  Votes: 18  Rating: 4.28 ]
 Coil calculator
 Online singlelayer coil designer
[ Hits: 4660  Votes: 17  Rating: 4.71 ]
 Coil Designer  Mk 2
 This page lets you do calculations for single layer air cored coils using the solenoid formula
[ Hits: 3106  Votes: 4  Rating: 4.25 ]
 Coil Inductance Calculator
 Calculate the inductance of a singlelayer, aircore coil.
[ Hits: 4084  Votes: 24  Rating: 5.30 ]
 CoilShortened Dipole Antenna Calculator
 Build an effective dipole antenna that needs much less space by adding two loading coils. This online calculator tells you how.
[ Hits: 493  Votes: 3  Rating: 5.33 ]
 Cubical Calculator
 Online antenna calculator for cubical quad antennas by EA1DDO / HK1H
[ Hits: 1365  Votes: 8  Rating: 4.00 ]
 Cubical Quad Antenna Calculator
 Easy Quad calculator, enter center frequency to get a quad antenna size
[ Hits: 1539  Votes: 22  Rating: 7.00 ]
 Cubical Quad Calculator
 An online javascript calculator for cubical quad antennas, simply input the resonating frequency to calculcate up to a five element quad antenna
[ Hits: 610  Votes: 8  Rating: 7.37 ]
 Design a Jpole Antenna
 Enter the operating frequency in MHz to calculate the dimensions for your Jpole.
[ Hits: 3944  Votes: 16  Rating: 7.38 ]
 Design your Own Super J Pole
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 Javascript for calculating the lengths of tubing to be used for the construction of a Super JPole in a collinear design
[ Hits: 16909  Votes: 33  Rating: 6.69 ]
 Dipole and Inverted V Antenna Calculator
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 Enter the resonant frequency for the dipole/vee antenna calculation
[ Hits: 15961  Votes: 51  Rating: 5.10 ]
 Dipole Antenna Calculator
 This free online dipole antenna calculator uses a wire grid method of moments formulation to model a single center fed dipole. The electric current is computed and used to construct the far zone radiation power pattern. The input impedance and directivity are also computed.
[ Hits: 1178  Votes: 22  Rating: 4.22 ]
 Dipole Calculator
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 Use this online calculator to determine the length of a dipole antenna from the frequency. Both metric and English units of measurement are supported.
[ Hits: 423  Votes: 4  Rating: 5.25 ]
 Dipole Calculator in JavaScript
 Input the desired resonant frequency and it will calculate lenght in inches feet and meters
[ Hits: 4513  Votes: 20  Rating: 6.00 ]
 Discone Antenna Calculator
 Calculate dimension for discone antennas online
[ Hits: 2647  Votes: 36  Rating: 5.86 ]
 DL6WU Stacking Yagi Calculator
 DL6WU based stacking calculator for yagis stacking distances by G4CQM
[ Hits: 411  Votes: 31  Rating: 4.83 ]
 EH Antenna calculator
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 Calculate eh antenna components dimension with this online form
[ Hits: 19162  Votes: 69  Rating: 5.44 ]
 Equiangular Spiral Antenna Calculator
 This free online equiangular spiral antenna calculator uses a wire grid method of moments formulation to model a single or multiple arm spiral. The electric current is computed and used to construct the far zone radiation power pattern. The input impedance and directivity are also computed.
[ Hits: 651  Votes: 21  Rating: 4.95 ]
 Folded Dipole Calculator
 A simple online folded dipole antenna calculator
[ Hits: 663  Votes: 6  Rating: 6.50 ]
 Full Wave Loop Antenna Calculator
 Use this online calculator to determine the length of a fullwave loop antenna from the frequency. Both metric and English units of measurement are supported. Quarterwave matching section lengths are also calculated.
[ Hits: 407  Votes: 3  Rating: 7.00 ]
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Antenna design calculators
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Antennas : Antenna Calculators
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7 Element Yagi Calculator
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