Search Results for "pi calculator"
16 links
Antennas : Antenna Calculators
 Dipole and Inverted V Antenna Calculator
 Enter the resonant frequency for the dipole/vee antenna calculation
[ Hits: 15206  Votes: 41  Rating: 5.24 ]
 Helix Calculator
 JavaScript Implementation Written by Fred Spinner, W0FMS
[ Hits: 3281  Votes: 20  Rating: 3.99 ]
 Beverage Transformer Calculator
 W0FMS TwoWire Beverage (SWA) Transformer Calculator
[ Hits: 684  Votes: 5  Rating: 3.80 ]
 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: 603  Votes: 13  Rating: 3.38 ]
 Equiangular Spiral Antenna Calculator
Priority listing
 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: 532  Votes: 20  Rating: 4.90 ]
 K7TJO copper pipe hentenna
 Hentenna calculations and resources. Copper tubing / pipe with javascript calculator. Rectangular loop with matching section.
[ Hits: 4662  Votes: 8  Rating: 8.62 ]
 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.
[ Hits: 10959  Votes: 30  Rating: 5.27 ]
 Magnetic loop for 80m
 A Magnetic loop antenna project for 80 meters band by OH7SV, with detailed pictures and the Magnetic Loop Calculator in an Excel file
[ Hits: 12376  Votes: 17  Rating: 6.88 ]
 Yagi antenna and variations
 Basic priciples of Yagi antennas and its variations like Quagi antennas, Quad antennas includes pictures, drawings and online calculators by KN9B
[ Hits: 168  Votes: 0  Rating: 0.00 ]
 Design and build helix antennas
 An online javascript calculator and quite a few pictures to show how to make a helix antenna.
[ Hits: 16693  Votes: 351  Rating: 8.59 ]
 HF Beam Calculator
 A javascipt online calculator for 2 and 3 element beam antennas.
Just input frequency and will diplay element dimensions and spacing. Measurements in Feet and Meters by G4VWL
[ Hits: 2779  Votes: 26  Rating: 5.62 ]
 Magnetic Loop Software
 Loop Calculator and Capacitor Design Software
[ Hits: 838  Votes: 2  Rating: 5.50 ]
 Great Circle Calculator
 A javascript online calculator of bearing and distances by G4VWL
[ Hits: 1256  Votes: 2  Rating: 2.50 ]
 ID Wizard
 ID Wizard is an ID timer with system clock setting and miscellaneous tools. Tools includes Notes, a fullfeatured “text” editor, Calculator,
Calendar for sun/moon times, Time Zone Browser
Conversion Utility Area, Distance, Mass, Power, Temperature, Time and Volume, Trace Route, Ping and WhoIs
[ Hits: 1101  Votes: 2  Rating: 10.00 ]
 Microphone sensivity calculators
 Mic online calculator , Microphone Dynamic Range Calculator, Microphone Sensitivity Calculator
[ Hits: 210  Votes: 3  Rating: 4.67 ]
 Inductor Calculator
 Calculate inductance online, with the cylindrical Coil Inductor Design Equations Formulas Calculator
[ Hits: 68  Votes: 0  Rating: 0.00 ]
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