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Antennas : Array The simplest phased array feed system that works
 How to calculate "phasing line" lengths that actually work.
[ Hits: 1917  Votes: 4  Rating: 6.75 ]
 Luisteramateur NL10145 EH Antenna
 Calculate EH Antenna, 20m 40 80m. Fotos, Original eh antenna building.
[ Hits: 1545  Votes: 10  Rating: 6.20 ]
 De EH DipooleAntenne
 EH Antennas, and some PDF file with plans to build an eh antenna, Calculate eh, 20 40 80 meters bands
[ Hits: 1866  Votes: 4  Rating: 7.75 ]
 Antenna Cable Loss and SWR
 Calculate Cable Loss from SWR and reverse. Text file with only two simply formulas
[ Hits: 2011  Votes: 4  Rating: 4.00 ]
 Actual Antenna SWR
 Easy for calculate formula which could be a wakeup call for you.
The SWR value at the input of antenna cable is not a actual SWR of your favorite antenna.
[ Hits: 3912  Votes: 4  Rating: 5.75 ]
 Log Periodic Antenna Design
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 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.
[ Hits: 31573  Votes: 258  Rating: 6.15 ]
 Quagi Designer
 Quagi antenna design, this little windows application let you calculate dimensions of elements and spacing of a quagi antenna. Freeware by VE3SQB
[ Hits: 5185  Votes: 23  Rating: 5.08 ]
 Calculate antenna gain
 Guide to calculate effective gain of antennas
[ Hits: 10065  Votes: 95  Rating: 6.47 ]
 Contest LogChecker
 Contest LogChecker is a set of contest tools for Microsoft Windows, combining advanced text editing with keyword highlighted, and the ease and flexibility of import, export, statistics and charting utilities.
With LogChecker you can edit, fill in the log, check Cabrillo Format and Header, convert files from the most popular logging software to Cabrillo, print customizable files, calculate statistics and export logs to RTF, PDF or HTML for publishing.
You can examine a log in many different ways by highly interactive methods.
LogChecker includes a Master Callsign Database tool for managing databases, which have been generated from actual contest logs. Commercial
[ Hits: 2229  Votes: 23  Rating: 9.07 ]
 QTF Calculator for 10 GHz Beacons
 10 GHz Beacon Database in excel format that Calculates the QTF from any locator to any beacon
[ Hits: 437  Votes: 1  Rating: 10.00 ]
 Coax Cable loss and SWR calculator
 This small window application will calculate Coax Cable loss from SWR and SWR from Cable Loss
[ Hits: 6605  Votes: 58  Rating: 3.36 ]
 Meter Mate  SWR Graph Software
 Meter Mate is a companion utility for your directional watt meter that allows you to calculate the SWR reading when the forward and reflected power readings are measured. In addition to calculating the antenna system SWR Meter Mate will also plot the SWR curves of all of your antennas onto graphs that may be printed out.
[ Hits: 1690  Votes: 11  Rating: 5.26 ]
 HamCalc
 Addin module to Microsoft Excel, contains a set of radio amateur relevant special functions:
DistSphericLocator(Loc1; Loc2) Calculates the spheric earth model distance between two locators [km] DirSphericLocator(Loc1; Loc2) Calculates the spheric earth model direction from Loc1 to Loc2
[ Hits: 2011  Votes: 3  Rating: 3.67 ]
 TinyLocator
 This free program calculates the location of any locator. It calaculates the distance, azimuth, longitude and latitude between two Maidenhead locators. Converts longitude/latitude coordinates to Maidenhead locator Converts Maidenhead locator to longitude/latitude coordinates
[ Hits: 892  Votes: 1  Rating: 10.00 ]
 G7RAU Live MUF V7
 Live MUF is a DXC (cluster) telnet client which attempts to resolve propagation modes from spots and also attempts to calculate sporadic e possibilities purely based on incoming data from the cluster
[ Hits: 3883  Votes: 14  Rating: 4.58 ]
 Satellite tracking with GPS
 The program calculates the actual position of the satellites using the NORAD 2LINEelement set, which is available via the Internet, for nearly all satellites. The position is then displayed in 3Dview as well as in 2D (mercator) view, where the footprints are also be shown.
[ Hits: 2747  Votes: 6  Rating: 5.00 ]
 Ballistic simulator Orbit
 Ballistic simulator "Orbit" allows the physical principles of the motion in the gravitational field of the Earth to be demonstrated and learned. You can calculate with this program the ballistic trajectories of the thrown bodies and orbits of spacecrafts and visualize the astroballistic situation on the flat map of the world and on the rotating globe in the real time
[ Hits: 1708  Votes: 3  Rating: 7.33 ]
 FIntermod  Intermodulation Software
 FIntermod calculates RF intermodulation products for up to 1000 channels by Telecom Engineering Inc.
[ Hits: 2031  Votes: 9  Rating: 7.00 ]
 LCF Calculator
 LCF online Calculator, calculate relation between Frequency Capacitance Inductance and Reactance
[ Hits: 2199  Votes: 24  Rating: 4.46 ]
 Coaxial Cable & Power Handling
 This calculator can be used to estimate the attenuation (dB loss), power handling capability, and transmission efficiency for some of the more popular Wireless Communications and MIL Spec cables at the frequency of interest
[ Hits: 1008  Votes: 8  Rating: 8.17 ]
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