head set interface

Super-Duper Contest Logger - SD sets the standard for fast, simple logging and editing in the major international contests and in dozens of others worldwide. Runs on any PC.

ITU official web site - The ITU, headquartered in Geneva, Switzerland is an international organization within which governments and the private sector coordinate global telecom networks and services.

Radio Society of Great Britain - The Headquarters site for the RSGB - representing UK amateur radio. News - Book Shop - Information.

Rabbit Radio Club - Headquartered in Thousand Oaks, California

Warren Gregoire & Associates - Boom Microphone Headsets for use on amateur transceivers- assembled and kit form.

Optoelectronics - DTMF, RF, decoders receivers and accessories icluding computer interface boards, frequency counters, tone decoders, spectrum sweeper and nearfield receivers

Dunestar Systems - Manufacturer of single band and multiband transceiver bandpass filters for HF. High pass filters, two radoi headphones mix and switch, 6 meter portable antenna, antenna remote switching and steering.

Hardware interfaces - The LCU-3 is an inexpensive unit that interfaces your radio to your computer.

Kenwood  ^pop - Kenwood continues its strong and proud heritage as the Pacesetter in Amateur Radio. Kenwood was the first Amateur Radio manufacturer on the Web. It is our firm dedication to continue leading the way with useful website services in the future. Visit our Amateur page to learn more.

Heil Sound - Microphones, headsets and accessories

Getting Started with Sound Card Digital Modes - Setting your Amateur radio station up to operate the wide range of modern radio software which uses the PC sound card to generate and receive signals. Murray Greenman ZL1BPU

EME, SETI, Radio Astronomy and HAMs - Dedicated to building bridges between the EME, SETI and Radio Astronomy Amateur Interest Groups.

A Code Oscillator Set - How to build a code-practice apparatus to learn morse code

Celes Trak - NORAD Two-Line Element Sets, FAQ, and related informations.

Satellite Tutorial - A good starting point to setup an Amateur Radio Satellite receiving system.

Sunrise, Sunset, Moonrise, Moonset, and Twilight Report - U.S. Naval Observatory, Sunrise, Sunset, Moonrise, Moonset, and Twilight ,Moon Illumination, Positions of the Sun and Moon , Eclipses

Free Radio Weekly newsletter - DX newsletter headed by Hans Johnson

GcmWin : Great Circle Map  ^pop - GCM is a freeware great circle map plotting software for windows, you can choose colours, scale, meridians, fields and or squares from the maidenhead locator system.

Radioman - Freeware dos VHF/UHF Logbook morse code facility, kenwood transceivers interface, moontracking, distance and bearing calculators by DF9CY but discontinued and unsupported

Ham University  ^pop - Ham University includes Morse Code lessons, graded exercises, and a game. Windows program for helping you pass your FCC Exams, contains all the questions for all three FCC written exams. You can browse the questions, quiz yourself on your weak areas, or set yourself a mock exam.

RadioRaft  ^pop - RadioRaft decodes 10 different ARQ modes, 8 different FEC modes, Packet, Baudot, CW... It works with a Hamcomm interface or a radiomodem. RadioRaft offers automatic detection of modes, speeds and shift. It comes with a frequencymeter/baudmeter included, it has signal frequency tracking and a bit by bit display mode. Very easy to use. practical and fast.

PSKGNR Front end - A front end program that adds typeahead, macros,and much more to PSK31SBW orPSK31EVM.

The AA4M ~ QQSL Web Page - Home of the ultimate Ham Radio QSL Label Program! Quick QSL for DOS, featuring great color, dot matrix, laser, and inkjet printer support, a user-friendly interface,

K1TTT Technical Reference Priority listing - Technical reference about Accessories, Amplifiers, Antennas, Cable and Connectors, Filters, Geography, Grounding, Gunk, Matching Networks, Projects, Propagation Info Radios, RFI/EMI, Rotors, Station Setup, Towers.

The Islander HF RTX - A practical solution by Cuban radio amateurs, hybrid circuit with mostly defunct TV set parts.