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A selection of useful tables including DXCC country list , ITU countries, ISO country lists, by VE7CA

Converting the GN9120 Wireless Bluetooth Interface for Amateur Radio

Official web site

Pesonal page, QTH Locator : KM19FP

The Hurricane Watch Net, Amateur Radio Serving the National Hurricane Center Since 1965. The HWN provides up to date tropical weather information for the Atlantic and Eastern Pacific. Subscribe for tropical weather email.

A test with a superantenna MP-1 on a tripod operating HF bands on 40 20 and 17 meters band

This article describes a series of experiments to understand better how typical UnUns perform

We are amateur radio operators on the Central California coast participating in all phases of amateur radio

FreeDV plus Video adds simultaneous digital voice (FreeDV) to ZL2AFP's OFDM TV (see OFDM TV page listed under Software/SSTV and FreeDV page listed under Software/Digital Voice). An older version of OFDM TV is used, modified for compatibility with FreeDV. The video is 1 frame/sec, 36-lines, with full color. Total bandwidth is 3.5 kHz.

Amateur radio station from Capri island, Italy

Cary Amateur Radio Club

What sort of batteries when operating mobile, choosing proper battery technology

A private-public partnership with three main goals to collect weather data contributed by citizens; to make these data available for weather services and homeland security; and to provide feedback to the data contributors so that they have the tools to check and improve their data quality

DX0DX dxpetition to Spratly Islands, Thitu Island 6th - 24th January 2011 IOTA AS-051 ITU 50, CQ 26 Multi national team

Observing how fractal antennas might exhibit characteristics that are correlated to their form by kb7qhc

Helps you study for the Ham Radio & FCC GROL exams. Often times, test questions are worded in ways; that fool you. RadioTelephone Tutor drills on missed questions, till you know the answers backwards and forwards. Can take entire question pools in straight, or random order. Creates a practice test; which represents what you would be given in a real exam.

The Waterville Area Wireless Association was founded in 1957

The KI7CX 2.4 GHz Cheap & Easy antenna/feed

The Delmarva Amateur Radio Club is located in Salisbury, Maryland

Our independant and self sufficient home at Eagle Plateau, Alfonsia

Select the toroid by material type and dimension of the toroid, the desired inductance and you will get the numbers of turns

Installing a mobile rig in a vehicle requires careful planning and execution to ensure optimal performance and safety. The process begins with selecting the right equipment, such as the ICOM IC706MKII for low bands and the ALINCO DR-610 for VHF/UHF operations. Proper mounting is crucial; both radios are strategically placed under the back seat of the Silverado, allowing for a clean installation while maintaining passenger comfort. The Hustler antenna, equipped with various resonators, ensures coverage across multiple bands, while the LDG automatic antenna tuner fine-tunes the match for efficient operation. A remote head for the tuner enhances accessibility, making adjustments easier while driving. Each step of the installation is documented to provide insights and tips for fellow operators looking to enhance their mobile setup. The experience shared here reflects practical knowledge gained through hands-on work, aiming to inspire others in the ham community to undertake similar projects.

A surf between radio history, home made and the sea.

A technical explanation of what is a mesh node in HSMM-Mesh HamNet, with explaination of specific roles of each network interface

Build a 7 Element 4M (70MHz) Beam By Paul M1CCZ

VK1OD informations on BPL

XQ3SA personal website and Chilean Internet Callbook.

A great and efficient monoband VHF portable antenna. The article consist of two version of a 12.5 Ohm 3 elements yagi beam antenna plans for the two meter band, a full sized and a shortened version expecially designed for the SSB and CW on 144 MHz.

Baccalieu amateur radio klub inc. is located in carbonear, newfoundland

The correct procedure for measuring SSB PEP (Peak Envelope Power), using an oscilloscope with a vertical bandwidth of at least 20 MHz, or a monitor scope.

LA3ZA on magnetospheric ducting as an explanation for delayed signals on 3.5 MHz

Tiny Trak is a simple choice for tracking, simply by using a usual VHF and TinyTrak as APRS modem.

Beacon list for 10 meters band maintained by DL7JV

Amateur Radio Station K7GSE, Telegraph & keys Collection

Article on Yagi and Log periodic antennas by Tom, K1JJ

Hamradio, contesting and dx by SM6WXO

Issued by the Irish Radio Transmitters Society

FM-EA3BT FM-EA3WFL T08B

Minos Contest Logging Software, a contest logging suite for VHF and UHF Amateur Radio Contests, Minos offers support for most RSGB and Region 1 events

W4YDY Mobile history and installations

Personal web site WebAPRS and more, in spanish.

SARA, the Schuylkill Amateur Repeater Association located in central-eastern PA in Schuylkill County.

Experiments with Balloon and Kite Lifted Antennas bby G4VGO

News from Pueblo West Amateur Radio Club, Pueblo West, Colorado

A trapped multi band end-fed-half-wave antenna for 40/30/20/17/15m.

Dedicated to:jnos tcp-ip packet radio

The page provides information about the activities and events of the El Dorado County Amateur Radio Club in California, including meeting schedules, field day updates, and presentations by club members.

21,145.7 MHz from JN55VF

Live Streaming Scanner from Paradise, CA

Amateur Radio web page of links and info I like