Antennas : Antenna Calculators
- Quad calculator
- Cubical quad antenna calculator in java script let you calculate elements size and spacing in inch and meters.
[ Hits: 61021 | Votes: 441 | Rating: 6.86 ]
- SWR Calculator
- BesserNet Reflectometer is a fun SWR calculator and simulator Java applet
[ Hits: 3936 | Votes: 24 | Rating: 4.6 ]
- Design your Own Super J Pole
[ Hits: 7669 | Votes: 14 | Rating: 5.29 ]
- VHF/UHF Yagi Antenna Design
[ Hits: 144521 | Votes: 979 | Rating: 5.87 ]
- Hamradioindia a website by vu2fd
- a website by vu2fd with theory lessons, details on rules and regulations and planty of homebrew projects for radio amateurs, java calculators.
[ Hits: 797 | Votes: 5 | Rating: 7.2 ]
- PSK31 Web Receiver
- These web receiver based in Kiew Ukraine show PSK31 activity on 20m band 14.070-14.074 MHz remotely by using a web browser. Requires java by the MixW team
[ Hits: 4277 | Votes: 18 | Rating: 6.73 ]
- Site for live internet DX and CB/Freeband chat, DX propagation tools, DSP software, Live DX chat and CB chat pages using Java client, radio review
[ Hits: 1930 | Votes: 4 | Rating: 4.5 ]
- QTH Locator and Calculator
- Calculate bearing and distance and Locator online with this Java application, may not work with all browser.
[ Hits: 6613 | Votes: 250 | Rating: 5.46 ]
- USNO Mater Clock Time
- Time reference from USNO, USNO Time in Standard Time Zones,USNO Master Clock Time Animated GIF Clocks, Analog Java Clock, Compute Local Apparent Sidereal Time, Check your local System Clock vs. our Master Clock!
[ Hits: 1709 | Votes: 9 | Rating: 5.89 ]
- MobileMorse is a program written in java that is supposed to help you learn morse code. It is supposed to run on henheld devices like mobile phones with java.
[ Hits: 591 | Votes: 2 | Rating: 5.5 ]
- Propagation Prediction Tool
- This is a propagation prediction program tailored to the serious contester
[ Hits: 4793 | Votes: 7 | Rating: 5.71 ]
- Design and build helix antennas
[ Hits: 17404 | Votes: 394 | Rating: 8.5 ]
- Yagi Modeler Applet
- This java applet/application implements a simple yagi modeling code. The initial input is a really trivial 2 elmenent yagi.
[ Hits: 2750 | Votes: 27 | Rating: 5.78 ]
[ Hits: 3000 | Votes: 15 | Rating: 8.06 ]
- This is a Ham Radio Software Transceiver for Amateur Radio. Software works in Windows, Mac and Linux. HamSphere is a community for Ham Radio operators and other radio enthusiasts. Amateur radio equipment is not needed. The Transceiver uses java technology and covers all virtual Ham Radio and Amateur radio bands from 160 to 6 meters.
[ Hits: 1033 | Votes: 10 | Rating: 9.8 ]
- Visual Moon Tracking
- Java moon tracking software runs on LINUX, Win 98, Win NT, UNIX, OSF, MacOSX
[ Hits: 9326 | Votes: 42 | Rating: 5.95 ]
- DF9CY Project Auriga
- PA is a JAVA software package containing several programs, SW/VHF/UHF Logbook (imports format from RADIOMAN, VMT), Log conversion to HTML format,
Import and export functions for RADIOMAN, CT RES files, BV QSL Labels, CSV etc.
Internet DX-Cluster support, Keeps track of your worked Callsigns, Checks your worked Grid Squares per band, Databases for worked Grids and Callsigns
Uses K1EA CQWW.CTY country file,
Easy command line version for terminal operation
Moontracking as clock, Pathloss calculation
[ Hits: 1676 | Votes: 0 | Rating: 0 ]
- Morse Code Practice Java Applet
- CW ear trainer for Java-enabled browsers. Sends custom text, random groups of letters/digits/punctuation, or any random characters. 5-18 WPM code speed (18 WPM character speed).
[ Hits: 4415 | Votes: 54 | Rating: 4.74 ]
- J-Track 3-D
- Live satellite tracking by NASA science web site. Requires Java
[ Hits: 2270 | Votes: 6 | Rating: 4.17 ]
- Pathloss Calculation and EME
- Java free space pathloss calculation and EME
[ Hits: 2376 | Votes: 46 | Rating: 4.99 ]