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• Yagi-16DBI for 2.4 GHz - Wifi yagi antenna with 16 Dbi (in French)
  [ Hits: 12111 | Votes: 34 | Rating: 6.05 ]

• Learn CW Online - At LCWO you can learn Morse telegraphy (CW) online in your browser. You don't need to install a program on your computer, and you always have your personal settings available, from any computer on the globe with an internet connection. You can also easily track your progress by means of different statistical functions.
  [ Hits: 4243 | Votes: 31 | Rating: 5.9 ]

• Argent Data Systems - OpenTracker+ and Tracker2 series APRS devices for real-time vehicle tracking, weather monitoring, and remote telemetry, aprs tracker manufacturer.
  [ Hits: 2293 | Votes: 2 | Rating: 4.5 ]

• G0HWC Essex APRS Infomation - Local APRS info & Tracking
  [ Hits: 372 | Votes: 4 | Rating: 10 ]

• Radiosonde : how to listen to them - Frequencies and location of every meteo radiosonde launching centres in Europe. Equipments, antennas, history, SondeMonitor and BalloonTrack tutorials
  [ Hits: 748 | Votes: 3 | Rating: 6.67 ]
• Balloon Antennas - Launching a balloon or kite supported tall vertical or protracted inverted L.
  [ Hits: 2961 | Votes: 4 | Rating: 5 ]
• Suntracker: Wayne State University - Suntracker : high altitude, balloons, weather station, stratosphere, solar cells
  [ Hits: 369 | Votes: 0 | Rating: 0 ]

• Real time satellite tracking - Ground tracks are the trace of the satellite's path over the ground. Amsat, ISS, geosynchronous satellites, navigation satellites, weather satellites, Iridium satellites, visible Satellites. Requires Java
  [ Hits: 3470 | Votes: 26 | Rating: 7.38 ]

• SARL HF APRS with a TS-50 - How to connect a Kenwood TS-50 to OpenTracker
  [ Hits: 687 | Votes: 0 | Rating: 0 ]

• Ten-Tec Orion 9 MHz IF Output - This article describe hot extract a wideband 9 MHz IF sample signal from a Ten-Tec Orion model 565 by VE7TK
  [ Hits: 930 | Votes: 3 | Rating: 6.33 ]

• UT8LN QSL print - Provide quality QSL design and print by very attractive prices.
  [ Hits: 582 | Votes: 0 | Rating: 0 ]

• Press2Talk - Dealer for Motorola to the full Kenwood, Icom, Entel, and Foretrack. Offer Based in East Sussex UK
  [ Hits: 374 | Votes: 1 | Rating: 10 ]

• Texso Instruments - Distributor of test and measurement and calibration instruments and provider of NIST traceable ISO/IEC 17025 accredited calibration services. Texso sells insulated tools, multimeters, insulation testers, and much more.
  [ Hits: 313 | Votes: 0 | Rating: 0 ]

• DStar Comms - Email, GPS Beacon, GPS Tracker, Text Chat, Private messages, internet Network node (link across the internet). Dstar Comms can be used for email deployment, GPS Tracking, reliable communication plus much more. Availble in free and commercial version
  [ Hits: 2557 | Votes: 5 | Rating: 6.2 ]

• Tracksat - PocketPC freeware that track satellites, and display their position on a map of the world. It also has a display that shows other relevant information useful to Ham Radio operators to allow them to work them.
  [ Hits: 3560 | Votes: 1 | Rating: 5 ]

• CYBORG - Freeware windows RTTY PSK31 software decoder that allow logging, award tracking and qsl printing. By SQ1FTB
  [ Hits: 4573 | Votes: 7 | Rating: 4.57 ]

• SATme - Satellite tracking for a Java-enabled mobile phone, Blackberry device, PDA.
  [ Hits: 2503 | Votes: 8 | Rating: 3.87 ]
• SatCE - Free and fast satellite tracker for PocketPC. Complete solution for amateurs and professionals.
  [ Hits: 3036 | Votes: 12 | Rating: 6.34 ]

• CallBook for iPhone - CallBook is an Amateur Radio application that allows you to look up call signs via the free WM7D server, the QRZ Online subscription service or the HamCall subscription server and track active APRS stations on www.aprs.fi. Lookup results can be emailed and the QTH can be instantly viewed in the Maps application
  [ Hits: 3788 | Votes: 3 | Rating: 2 ]

• When negative meets positive - Lightning can be a serious hazard depending where you live in the world. Chances are that if you living in an area where lightning strikes are common and you have a communications antenna, it may be attracted to you.
  [ Hits: 428 | Votes: 1 | Rating: 9 ]

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