Search Results for "fr calculator"
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Antennas : Antenna Calculators Dipole and Inverted V Antenna Calculator
 Enter the resonant frequency for the dipole/vee antenna calculation
[ Hits: 15040  Votes: 41  Rating: 5.24 ]
 Helix Calculator
 JavaScript Implementation Written by Fred Spinner, W0FMS
[ Hits: 3264  Votes: 20  Rating: 3.99 ]
 Loop antenna resonant frequency calculator
 Calculates resonant frequency of a loop antenna, correcting for distributed capacitance.
[ Hits: 8974  Votes: 43  Rating: 3.79 ]
 Dipole Calculator in JavaScript
 Input the desired resonant frequency and it will calculate lenght in inches feet and meters
[ Hits: 4387  Votes: 20  Rating: 6.00 ]
 RF Transmission Line Loss Calculator
 This calculator computes the matched line loss for a transmission line using a model calibrated from data for the transmission line types built in to the calculator.
It also gives an estimate of the mismatched loss if the mismatch is specified.
[ Hits: 2240  Votes: 18  Rating: 3.94 ]
 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.
[ Hits: 6117  Votes: 59  Rating: 5.44 ]
 Online Antenna Analysis and Design Software
 Free online software to calculate wire antenna power patterns, directivity, input impedance using method of moments.
[ Hits: 1917  Votes: 14  Rating: 4.93 ]
 Cubical Quad Antenna Calculator
 Easy Quad calculator, enter center frequency to get a quad antenna size
[ Hits: 1258  Votes: 16  Rating: 4.00 ]
 Beverage Transformer Calculator
 W0FMS TwoWire Beverage (SWA) Transformer Calculator
[ Hits: 658  Votes: 4  Rating: 4.00 ]
 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: 588  Votes: 5  Rating: 3.60 ]
 Yagi Calculator
^{updated}
 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: 1128  Votes: 25  Rating: 6.07 ]
 Archimedean Spiral Antenna Calculator
Priority listing
 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: 564  Votes: 13  Rating: 3.38 ]
 Circular Loop Antenna Calculator
^{updated}
Priority listing
 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: 676  Votes: 15  Rating: 4.47 ]
 RF Transmission Line Loss Calculator
 This calculator computes the matched line loss for a transmission line using a model calibrated from data for the transmission line types built in to the calculator. It also gives an estimate of the mismatched loss if the mismatch is specified.
[ Hits: 459  Votes: 2  Rating: 1.00 ]
 DSTAR Callsign Calculator
 This is a userfriendly web page based DSTAR call sign calculator that requires no installation or configuration to use.
[ Hits: 1519  Votes: 5  Rating: 2.00 ]
 Shortwave schedules around the world
 Shortwave schedules around the world with frequencies in kHz and distance calculator
[ Hits: 478  Votes: 5  Rating: 8.80 ]
 Microwave Antenna Design Calculator
 Available to run on all major operating systems, this free calculator provides quick estimation of antenna size required for a given gain and frequency.
[ Hits: 1040  Votes: 2  Rating: 9.00 ]
 Coil32
Priority listing
 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: 909  Votes: 2  Rating: 3.00 ]
 RF Calculators
 A collection of calculators from everything RF for various applications VSWR, attenuator resistance valies, microstrip, coax, unit conversions and many more.
[ Hits: 307  Votes: 1  Rating: 1.00 ]
 W2IOL GCGC Distance/Bearing
 Freeware dos and linux command line executables to calculate grid great circle/geodesic distance, azimuth/bearing and MUF calculator by W2IOL
[ Hits: 697  Votes: 0  Rating: 0.00 ]
 MicroMUF
 MicroMUF is a windows free HF propagation calculator that you can use to estimate the MUF (Maximum Usable Frequency) and LUF (Lowest Usable Frequency) between any two points on the Earth.
[ Hits: 863  Votes: 1  Rating: 4.00 ]
 iRFC for iPhone
^{updated}
 IRFC offers a full Radio Frequency Calculator on the go for network impedance adaptation with smith chart
[ Hits: 291  Votes: 1  Rating: 10.00 ]
 Resonant Frequency Calculator
 This web based application will compute circuit values required for an LC circuit to resonate at given frequency. Also it will compute the resonant frequency if given values for L and C.
[ Hits: 1542  Votes: 7  Rating: 5.57 ]
 Capacitor kVAr calculator
 Online calculator to determine the Capacitor kVAr required to improve the power factor from cos 01 to cos 02 with your present kW load
[ Hits: 1208  Votes: 46  Rating: 5.02 ]
 Singlelayer Coil Inductance and Q Calculator
 This calculator ask as input diameter, lenght turn and frequencu and will return L and Q
[ Hits: 217  Votes: 3  Rating: 7.33 ]
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