tedelex te 7000

What tuners do - How atenna tuners works and what are real effects on feed lines and maximun power output by G3TXQ

Buckmaster's World Wide HamCall Server  ^pop - Ham Call server by Buckmaster. Author of HamCall CDRom

UALR Call Sign Search - University of Arkansas at Little Rock's, U.S. Amateur Radio Callsign Lookup Page.

Canadian Amateur Radio Callsign Database - Search engine is provided by Radio Amateurs of Canada.

IARU Web Site - The International Amateur Radio Union

Royal Signals Amateur Radio Society - The Amateur Radio Society of ROYAL SIGNALS (British Army), 1550 Members. MERCURY Journal issued three times a year (Editor G3NVK) Regular (daily) Nets. Awards and Contests. Own QSL Bureau. E-mail List Server open to all. Regularly updated Web Site (Web Master G3NVK) includes EASYMAIL facility, Guest Book, Photo Gallery, Society Rules, Military Museums.

The Radio Amateur Satellite Corporation - AMSAT NA official web site.

Jefferson County Amateur Radio Club - Jefferson County Amateur Radio Club - Arnold, Mo

Slovenia - ZRS - Zveza Radioamaterjev Slovenije

US Amateur Radio Frequency Allocations - US Amateur Radio Band Plans by ARRL

Radio Gateway by IKXHT - "The project ""Internet on the Air!"" Radio Gateway project"

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.

Yaesu  ^pop - Yaesu official web site

Lazy Dog Engineering LLC - Manufacturer of software-defined radios and portable antennas

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!

Digital Communications Conference - Hams convene each year at a Digital Communications Conference to evaluate and further the state of the art. TAPR's webserver provides conference papers from previous DCCs as well as information about the upcoming DCC.

SPACEWARN Bulletin - The SPACEWARN bulletin is intended to serve as an international communication mechanism for the rapid distribution of information on satellites and space probes.

NAVSTAR GPS Timing Operations - NAVSTAR GPS Timing Operations, USNO GPS Data & Information Files Global Positioning System Overview Current GPS Constellation, GPS Time Transfer Operations, GPS & Glonass Satellite Visibility

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

Near-Realtime MUF indicator  ^pop - This is a highly informative map that can be used by amateur and professional radio communicators to determine maximum usable frequencies for any world-wide path at the indicated UTC (Zulu) time.

Radio Propagation - Spread Spectrum Scene. Radio Propagation notes, with downloadable files.

PIC Microcontroller Books from Square 1 - "Learn about PIC Microcontrollers from our Books ""Easy PIC'n"" and ""PIC'n Up The Pace"" See tables of contents for our books at our web site."

Antique Electronic Supply - Antique Electronic Supply has a complete line of vacuum tubes. We feature Svetlana vacuum tubes for amateur radio, broadcaasting and audio applications. We have over 700,000 new old stock tubes to choose from. We also have a complete line of transformers, featuring Hammond and One Electron. Capacitors, resistors, parts, books, etc. Most orders shipped within 24 hours. Major credit cards accpeted. E-mail for free catalog!

Radio Propagation & Diffraction Calculator  ^{updated  pop} - This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.

Weather Net - Complete weather reports from USA Puerto Rico US Virgin Islands and Guam/Marianas