# fr calculator

## fr calculator

• Beverage Transformer Calculator - W0FMS Two-Wire Beverage (SWA) Transformer Calculator
[ Hits: 812 | Votes: 6 | Rating: 4.33 ]
• Center-Fed Wire Dipole Antenna Tuning Calculator - Ever need a way to estimate the amount of wire to add to or remove from a center-fed wire dipole antenna to achieve resonance at a desired frequency? This article help to determine correct wire lenght.
[ Hits: 745 | Votes: 5 | Rating: 3.60 ]
• Yagi Calculator - Yagi Calculator is a Windows program that also runs well on Linux, Ubuntu 8.10 under Wine, to produce dimensions for a DL6WU style long Yagi antenna. Long yagis are commonly used from the 144MHz amateur band to the 2.4GHz band.
[ Hits: 1655 | Votes: 27 | Rating: 6.25 ]
• 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: 845 | Votes: 29 | Rating: 3.38 ]
• Circular Loop Antenna Calculator  updated - 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: 956 | Votes: 20 | Rating: 4.40 ]
• 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: 1179 | Votes: 22 | Rating: 4.22 ]
• 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: 652 | Votes: 22 | Rating: 4.77 ]
• 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: 629 | Votes: 9 | Rating: 7.00 ]
• Patch Antenna Calculator - This online microstrip patch antenna calculator determines the length and width of a microstrip patch antenna for a given frequency
[ Hits: 589 | Votes: 8 | Rating: 4.00 ]
• Microstrip Patch Antenna Calculator - This calculator calculates the length and width of a patch antenna based on the frequency, dielectric constant of the dielectric and the height of the thickness of the patch antenna substrate.
[ Hits: 99 | Votes: 0 | Rating: 0.00 ]
• AM Loop Antenna Calculator  updated - This online Loop antenna calculator will calculate Loop inductance and Lowest and highest tuned frequency
[ Hits: 743 | Votes: 10 | Rating: 5.69 ]
• 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: 511 | Votes: 4 | Rating: 7.75 ]
• Helix Antenna Calculator - This free online helix antenna calculator uses a wire grid method of moments formulation to model a single or multiple arm. 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: 919 | Votes: 16 | Rating: 5.32 ]
• Magnetic Loop Antenna Calculator  updated - Free windows program to calculate magnetic loop antenna.This small loop antenna calculator allow to determine capacitance and voltage based on Loop circumference, desired resonant frequency, conductor diameter and the operating power
[ Hits: 4041 | Votes: 18 | Rating: 6.50 ]
• Moxon Antenna Calculator - Online Moxon antenna calculator. Design your moxon antenna online giving wire diameter and resonant frequency
[ Hits: 1725 | Votes: 9 | Rating: 7.22 ]
• Ham Radio Tools - A free app that is a reference guide that includes logging. It also has short Q code reference sheet, common formulas, and an antenna calculator.
[ Hits: 361 | Votes: 0 | Rating: 0.00 ]
• Coil32 - Coil32 is a free coil inductance calculator, that allows to calculate: single layer and multi layer air core coils, toroidal air core coils, inductors on ferrite rings, in pot core, flat coils on the PCB, and also LC resonance parameters. The program have additional plugins to calculate another kinds of coils. The application is free for usage and distributing.
[ Hits: 1213 | Votes: 4 | Rating: 5.50 ]
• RF Calculators - A collection of calculators from everything RF for various applications VSWR, attenuator resistance valies, microstrip, coax, unit conversions and many more.
[ Hits: 412 | Votes: 2 | Rating: 1.00 ]
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