Call Sign Databases
amateur radio call sign data base. http://www.qrz.com/
comprehensive world wide amateur radio call sign database
Amateur Radio Union
in Paris, France, the International Amateur Radio Union has been the
watchdog and spokesman for the world Amateur Radio community since
United Nations organisation which coordinates all telecommunications
regulations (including amateur radio) worldwide. http://www.itu.int/home/index.html
Wireless Institute of Australia
Wireless Institute of Australia is the World's first and oldest
National Radio Society, being founded in 1910. http://www.wia.org.au/
Radio Relay League
is the national membership association for Amateur Radio operators
of the United States. http://www.arrl.org/
Society of Great Britain
RSGB is the UK's national society for all radio amateurs. http://www.rsgb.org/
- New Zealand Association of Radio Transmitters
NZART represents New Zealand
Amateur Radio operators nationally and internationally. http://www.nzart.org.nz/
- Radio Amateurs of Canada
representing the interests of amateur radio all across Canada. https://www.rac.ca/
- Irish Radio Transmitters Society
IRTS is the national society
for radio amateurs and experimenters in Ireland. http://www.irts.ie/cgi/index.cgi
ARSI - Amateur Radio Society of
is the national association for Amateur Radio Operators in India.
ARSI is recognized internationally for representing Indian Amateur
Radio activities in international fora. http://www.arsi.info/
RAST - Radio Amateur Society of
is the national association for Amateur Radio Operators in Thailand.
SARL - South African Radio League
National Association for Amateur Radio in South Africa proudly
serving Amateur Radio since 1925. http://www.sarl.org.za/Default.asp
Southgate Amateur Radio Club
its original inception in 1936 as the Southgate and Finchley Group
of the RSGB, the aim of the Southgate Amateur Radio Club has been to
hold meetings, bringing together persons interested in Amateur Radio
or Electronics generally, and to foster the spirit of Amateur Radio.
is the Radio Amateur Satellite Corporation, the North American
branch of the international amateur radio satellite community. http://www.amsat.org/
News - is the largest information portal dedicated to amateur
radio. Here amateur radio enthusiasts from all over the world share
news and valuable DX information. Here you will find the last news
about DX, DX-peditions, IOTA activations and contests.
Amateur Radio Station.
Petermann DF9CY's site is devoted to VHF/UHF Amateur Radio
activities including EME.
Amateur Radio Station.
purpose of this site is to promote homebrew radio and to encourage
radio enthusiasts to build their own equipment.
QRP Radio Station.
main interest at the moment is WSPR mode beaconing especially on
137kHz and 500kHz. WSPR is an ideal mode for experimenting with
homebrew equipment and propagation..
Amateur Radio Station.
edge radio technology and EME site.
Alan R. Applegate.
Web Site For Mobile Amateur Radio Operators.
site is dedicated to mobile amateur radio operators, old and new
alike. Whether you are into HF, or VHF operation, I trust the
information presented will increase your enjoyment of our great
Radio Mods Database.
KB2LJJ radio mods database offers Radio Modification's, circuits and
an extensive collection of amateur radio manuals.
site documents many of my projects in the form of articles..
Texas Microwave Society
to Promoting Activity, the State of the Art in Equipment Design, and
the Exchange of Ideas and Technology for the Amateur Bands Above 902
to Cecil's Amateur Radio Home Page. http://www.w5dxp.com:80/
Communications and Media Authority
Australian Communications and Media Authority (ACMA) is responsible for
regulating telecommunications, broadcasting, internet and radio communications.
Federal Communications Commission (FCC) is an independent United
States government agency, directly responsible to Congress. http://www.fcc.gov/
(Office of Communications)
is the independent regulator and competition authority for the UK
communications industries, with responsibilities across television,
radio, telecommunications and wireless communications services. http://www.ofcom.org.uk/
Books and Documents
is Russian site that seems to have near every manual for ham
equipment. All manuals are available free.
is a free site dedicated to the sharing documents and information on
States Navy Electricity and Electronics Training Course
here in full. all 24 modules. They are not scanned, they are
produced for cd by the Navy. Quality is perfect. you can use pdf
search to find anything on each document. Has questions and answers
in each module..
Propagation Logger is an interactive Webpage for DX Reports.
propagation resource site operated by NW7US.
acts as the Australian Space Weather Agency, providing the
Australian national radio propagation and space weather services.
Systems and technologies affected by space weather including HF
Solar Dynamics Observatory
is designed to help us understand the Sun's influence on Earth and
Near-Earth space by studying the solar atmosphere on small scales of
space and time and in many wavelengths simultaneously.
Influences Data Analysis Centre - SIDC
SIDC is a research group for solar physics at the Royal Observatory
Its operational activities include the World Data Centre for the
sunspot index and the Regional Warning Center Belgium for space
Weather Prediction Centre (SWPC). The centre is one of the
nine National Centres for Environmental Prediction (NCEP) within
NOAA's National Weather Service of the United States of America.
you ever wondered where different modes should be operated, what
frequencies to avoid as a courtesy (like SSTV), etc? This site will
be the database for the following: 1) known net frequencies, 2)
known segments for different modes, 3) known beacons
for International Shortwave Broadcast Stations are on a particular
WWW Shortwave Listeners Guide
NASWA WWW Shortwave Listeners Guide was originated by John Figliozzi,
author of the book The NASWA WWW Shortwave Listeners Guide , last
published by Universal Radio in 2001. Since October, 2005, the
database has been maintained by Ralph Brandi, NASWA webmaster, with
assistance from John and from NASWA Easy Listening columnist Richard
WebSDR is a Software-Defined Radio receiver connected to the
internet, allowing many listeners to listen and tune it
simultaneously. SDR technology makes it possible that all listeners
tune independently, and thus listen to different signals; this is in
contrast to the many classical receivers that are already available
via the internet.
Radio Resource Guide thousands of radio related resources.
MSK (Minimum Shift Keying)
weak signal mode for LF/MF, MSK (Minimum Shift Keying) is very
similar to PSK, but instead of changing the phase to signal the data
bits, the frequency is advanced or retarded a very small amount. The
narrow-band digital mode, CMSK is designed specifically for the LF
and MF ham radio bands (2200, 600 and 160m). http://www.qsl.net/zl1bpu/CMSK/cmsk.htm
stands for "Digital Panoramic Tuning" and brings the ease
and simplicity of PANORAMIC reception and transmission to PSK31and
PSK63 operation. http://www.digipan.net/
- HF Digital Radio Mondiale
is a digital voice mode on HF - it caters to high
quality digital voice under poor band conditions.
- Frequency Division Multiplex Digital Voice
is the latest digital voice mode on HF - it caters to high quality
digital voice under poor band conditions, in only 1100Hz bandwidth!. http://n1su.com/fdmdv/
digital mode program for PSK31, RTTY, CW, OLIVIA and many other
operating modes. Available as free & open source software, coded
in C++ for Linux.
- Digital Voice for HF
is a GUI application for Windows and Linux that allows any SSB radio
to be used for low bit rate digital voice. http://freedv.org/tiki-index.php
- Software Defined Radio
you can find various software, developed for radio amateur's use
including Software Defined Radio, all freeware. http://www.weaksignals.com/
quality ham radio software available free from MM Hamsoft include:
is an antenna-analysing tool based on the moment method, which
was introduced in MININEC
is a SSTV (Slow Scan TeleVison) application based on computer
soundcard interface technique.
is Radio Teletype application based on computer soundcard interface
is a multi-mode soundcard program for receiving and transmitting
the RTTY-PSK-FSK-MFSK modes.
is a satellite tracking system for radio amateur and observing
software is a tool used to predict the performance of a radio
uses digital terrain elevation data for automatic extraction of path
profile between an emitter and a receiver. http://www.cplus.org/rmw/english1.html
II - An Internet Enabled Strip Chart Recorder
versatile program will allow you to strip chart your observations
and share them in real-time with others over the internet. http://www.radiosky.com/skypipeishere.html
is a program to do real time or deferred spectral analysis /
waterfall display, in addition to real time audio filtering. http://digilander.libero.it/i2phd/spectran.html
provides view of HF propagation conditions should be like on a
particular day on a particular band and customized to suit individual
is a computer program for VHF/UHF communication using state of the
art digital techniques. It can decode fraction-of-a-second
signals reflected from ionized meteor trails, as well as steady
signals more than 10 dB weaker than those required for conventional
simulate crystal ladder filters. http://www.giangrandi.ch/index.shtml
(The Internet Radio Linking
official site of IRLP the
Internet Radio Linking Project
Long Yagi Workshop
Long Yagi designs including software.
World We live In
Intelligence Agency - World Book of Facts
United States Central Intelligence Agency's World book of facts
details statistical information about all the World's nations.
History of Telecommunication
timeline of technology and communication.
Comments can be sent to Kathy Miller firstname.lastname@example.org