i gate

i gate

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• Folded dipole antennas: terminated vs un-terminated - As the name suggests, it is simply a dipole with the tips folded towards each other. In this case, a full-wave dipole. The span of a standard folded dipole is aprox 0,5 lambda. In this article the author investigate on differences between un-terminated vs terminated folded dipole antennas.
  [ Hits: 494 | Votes: 9 | Rating: 6.78 ]

• Antennas for confined spaces - Antennas for restricted lots, apartments and indoor antennas by VK3YE
  [ Hits: 1078 | Votes: 3 | Rating: 9.67 ]

• Contest Online Score Board - Contest Online Score Board server, collect real time contest scores directly from the most popular Contest Log programs and displays aggregated live scores on contest pages. Support several contest and many contest log software.
  [ Hits: 524 | Votes: 2 | Rating: 9 ]

• The 3916 Nets​ - Since November of 1998, The Freewheelers Net has been on the air on 3.916 MHz
  [ Hits: 352 | Votes: 4 | Rating: 5.5 ]

• DV Access Point Dongle - The DV Access Point Dongle connects to your PC or Intel based Mac via a USB port and provides a 2 meter Access Point for use with a D-STAR radio. Using an Internet connection, a user may connect to and communicate with D-STAR gateways and reflectors around the world
  [ Hits: 180 | Votes: 0 | Rating: 0 ]

• VK Repeater Map - An Google Maps interactive layer showing Australian amateur radio repeaters. You can navigate and zoom as required and click on a repeater-site icon to display frequency, ctcss and other details and notes for that repeater.
  [ Hits: 406 | Votes: 1 | Rating: 10 ]

• Transmitting on 160 metres - A page dedicated to top band transmitting equipment and operations by VK3YE
  [ Hits: 447 | Votes: 0 | Rating: 0 ]

• 9k6 APRS with Ui-View and TM-D710 - How to establish a APRS local gateway from Internet to Radio with a TM-D710 and UI-View, the well known software from G4IDE
  [ Hits: 594 | Votes: 0 | Rating: 0 ]

• DIXPRS - DIXPRS is an APRS Internet Gateway and Digipeater software for HAM radio use. It is designed to be portable and platform independent as much as possible. To reach this goal it is written in Python with minimal dependency considering older versions of operating systems and Python.
  [ Hits: 568 | Votes: 1 | Rating: 6 ]
• YAAC - Yet Another APRS Client, is a free Java application written by Andrew Pavlin, KA2DDO, for monitoring and contributing to the APRS network. YAAC can be used as a stand-alone APRS client, an APRS RF-Internet gateway (I-Gate), or as a AX.25 digipeater.
  [ Hits: 750 | Votes: 1 | Rating: 9 ]

• Interactive Smith chart - The interactive Smith chart enables users to navigate their way around a Smith chart, using simple discrete element impedance matching. This page allows users to try using the Smith chart, for education and interest purposes, without installing any software. Try changing the value in the load box to see the location of the impedance on the chart.
  [ Hits: 285 | Votes: 2 | Rating: 9.5 ]

• Dire Wolf - Dire Wolf is a software soundcard modem and APRS encoder/decoder. It can be used stand-alone to receive APRS messages, as a digipeater, APRStt gateway, or Internet Gateway (IGate). It can also be used as a virtual TNC for other applications such as APRSIS32, UI-View32, Xastir, APRS-TW, YAAC, UISS, Linux AX25, and many others.
  [ Hits: 2730 | Votes: 12 | Rating: 8.67 ]

• Flrig - Flrig is a transceiver control program designed to be used either stand alone or as an adjunct to fldigi. It is able to control most popular amateur radio transceivers from ICOM Kenwood and Yaesu. Can share the control over a local area network or can be used as a common gateway to your radio for serveral concurrent applications. Works on Mac Linux and Windows
  [ Hits: 2286 | Votes: 5 | Rating: 8 ]

• JSatTrak - Satellite tracking program - JSatTrak is a Satellite tracking program written in Java. It allows you to predict the position of any satellite in real time or in the past or future. It uses advanced SGP4/SDP4 algorithms developed by NASA/NORAD or customizable high precision solvers to propagate satellite orbits.
  [ Hits: 509 | Votes: 1 | Rating: 10 ]

• Airgate - A Receive-Only, Low-Power APRS iGate made with Arduino
  [ Hits: 149 | Votes: 2 | Rating: 4 ]

• A two-way Morse practice set - A two way morse code practice set by VK3YE
  [ Hits: 565 | Votes: 1 | Rating: 8 ]

• Send Morse on your VHF FM rig - A device to allow the transmission of Morse on VHF/UHF FM-only transceivers by VK3YE
  [ Hits: 506 | Votes: 1 | Rating: 6 ]

• Raspberry Pi ISS iGate - This project is an APRS iGate for digipeater aboard the ISS. As the ISS pass over the iGate location, the TNC decoded the audio tones and creates data packets the Raspberry Pi can receive.
  [ Hits: 486 | Votes: 1 | Rating: 10 ]

• Listening top band with AM receiver - Converting an AM broadcast receiver to lister to 160 meters band
  [ Hits: 466 | Votes: 0 | Rating: 0 ]

• Dip Meter - Grid Dip Oscillator GDO - All the essentials about the Dip Meter or Grid Dip Oscillator used for many RF measurements including detecting resonance, locating RF emissions, and making many RF measurements.
  [ Hits: 381 | Votes: 0 | Rating: 0 ]

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