digital cluster

Antena Multibanda Colinear para HF - A W5GI antenna description in spanish

EC2APU multiband wire antenna - Wire antenna for 10-15-20-40-80 meters band, with many drawings and description in spanish

Granta Contest Group - HF amplifier - The Granta Contest Group was founded in 1997 by Mark G4AXX, Colin G4CWH, Simon G4EAG, Andy G4KNO. The Group gets it's name from the River Granta (or Cam), which passes through Cambridgeshire and Essex. Using is a 160-10m "desktop kilowatt" linear amplifier using an Eimac 4CX1000A tetrode

DX Cluster Using the Internet - For those of you not familiar with the DX Cluster, a word of explanation by Martyn G3UKV

DXFun Web Cluster - DX Cluster mainly in spanish, with chat, filtering available upon user registration, propagation reports and solar status, includes also latest dx news.

Trusted QSL - The mission of the Trusted QSL Group is to keep eQSL an open and free activity for amateur radio operators by promoting the Digital Signature Standard (DSS).

G0YLM Linda - An Amateur Radio enthusiast living in the North of England. A keen DXer and Contester.CoSysop GB7MBC DXCluster. Member of Sands Contest Group MX0SCG/M0SCG

Digital modes sounds - Ever wonder what all those funny sounds are that you come across from time to time on the ham bands

AOR U.S.A., INC. - Aor u.s.a web site, manufacturer of base and mobile receivers, handheld receivers, digital voice modems, spectrum display units, frequency monitors and antennas

I-LinkBoards.com - Echolink, EQSO, Echostation, SSTV, WEFAX, PSK-31 other digital sound card modes

RFSM-2400 Digital Mode - A recent digital radio protocol. Based on a freeware soundcard-based Radio Frequency Software Modem. Work under standart MIL-STD-188-110A. Maximum speed 2400 bit/second. Signal bandwidth: 0,3-3,3 kHz (standard mode) and 0,3-2,7 kHz (non-standard mode).

Russia ATV Amateur TV - Digital Amateur Television web sited include a D-ATV transmitter, D-ATV receiver, D-ATV modulator D-ATV schematics by RA3TTS

A Flexible Digital-Mode Interface - One interface, all the software—here’s how to do it simplyand inexpensively. QST article by Jim Mitrenga N9ART

FDMDV - Digital Voice - FDMDV - Frequency Division Multiplex Digital Voice Digital Audio over HF SSB. FDMDV is the latest digital voice mode on HF - it caters to high quality digital voice under poor band conditions, in only 1100Hz bandwidth

EME with or without Signal Processing? - This page contains Contributions to a Discussion on the Moon-Net about the Application of Digital Signal Processing (DSP) Methods in Moonbounce.

Sound Card Packet - This amateur radio web site explains how to use the AGWPE utility program to send and receive packet (a digital data mode) using the sound card of your PC instead of a traditional TNC (Terminal Node Controller), a radio modem.

jLog - jLog is a modern Freeware Ham Log program that can run on all major platforms, e.g. Mac OS X, Mac OS, Linux/Unix, Windows, etc. It offers a nice, clean interface and allows efficient entry of QSOs. Import or Export of data using the standardized ADIF 2 format is possible to easily exchange data with any other decent Log program. Built-in CW Keyer, CAT control for many popular, rigs, DX Cluster tracking, call lookups

EasyPal - Easypal is a freeware DSSTV software uses the DRM (Digital Radio Mondiale) encoding to allow the sending of image files over voice channels. This mode is known as Digital SSTV

NetDXCluster - NetDXCluster provides ham radio operators access to AR DX Cluster nodes using telnet via the Internet. Internet connection is required. This software only works under Mac OS X 10.1.3 or later.

RadioDXCluster - MacOSX configurable terminal software used to control your TNC (Terminal Node Controller) to connect with your local AR-DX Cluster using your radio. This program combines features contained in MacTNC, a TNC control program, and NetDXCluster (formerly MacDXCluster), similar software that accesses DX Clusters via the Internet rather than a radio link.

DSCdecoder - DSCdecoder decodes the DSC digital signals from ships and coast stations using the sound card in your PC. You need a suitable MF, HF or VHF band radio receiver tuned to one of the DSC distress and calling channels or to one of the Navtex channels

DXSpider - DX Cluster - DXSpider is a clone of PacketCluster software that runs under several operating systems including Linux and Windows compatible with the AK1A program

CLX Packet Cluster - CLX is a clone of AK1A PacketCluster that runs under the Linux operating system. Freeware packet cluster server software

Ham Office - Professional multi funcion software for ham radio use. Mainlu a logging program with mapping functions, dx cluster module, label printing, award managements, exporting features and more. Currently only in german

Virtual Legacy Radio - Windows remote control for Yaesu or Icom. Displays the current transceiver settings frequency, mode, and others on the PC in an old-fashioned way that corresponds to the look of receivers in 70's. DX-Cluster Watch (DCW) is an application that automatically refreshes a web page with the dx-cluster content, parses spot lines from it, keeps a consolidated list and inserts the spots to VLR as frequency markers by OK1FIG