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The CWJF CW Club website is a resource for Morse code radio enthusiasts in Juiz de Fora, Brazil. It provides information about the club, its activities, and contact details for those interested in joining. The site also includes news updates and event announcements for members and visitors.

Products and books for the radio hobbist. Antennas, Coax cables, filters,Lightning Protection, Wire & Cable, Books

Lot's of vintage radios from 30's

Ham Radio cartoons of common situations

USA

Home of Charleston Amateur Radio Society

The Ellis County Amateur Radio Club is in Ellis County, located in North Central Texas just south of Dallas.

The range and coverage of your VHF transceiver will be limited to your radio horizon. How to calculate the visual horizon and how to determine the Radio Horizon

"Located at Nellis Airforce Base-Las Vegas, Nevada USA. Nellis RAC is a progressive radio club. Providing licensing classes, on-air code study group, vhf/uhf repeaters, emergency and public service communications, ""Aviation Nation"" Airshow Special Event Station N7V"

Receive and listen to FM and AM radio broadcasts on your browser or ChromeBook using an RTL2832U-based USB digital TV tuner.

Indiana, Pennsylvania, USA

With spectrum analysis of beacon signals, it's possible to see features relating to various propagation phenomonen.

Serving Nebraska's oldest city, the Bellevue Amateur Radio Club provides public service support and emergency communicaitons services to the Bellevue and Greater Omaha area.

Radio Amateur Club of Knoxville - ( RACK )

Introduction to the use of clusters and Packet Radio, hardware, settings and commands by ON4SKY

This group is being formed to support those radio enthusiasts that already have experience in SWL, Scanners, or Citizen Band/FRS radio that would like to know more about becoming a Ham.

List compiled by N4LCD with description of main frequency usage

A collection of calculators, contest schedules, references, databases and more for Palm OS by KB7AVT

The mission of this Association is to foster and promote the hobby of Amateur Radio, to provide repeater systems for the Amateur Radio community, to provide public service and emergency communications when needed, to provide education for licensing, and to provide a forum for members to meet and exchange information, share experiences, and socialize with one another.

By Peter Kemp, KZ1Z

Promoting Amateur Radio in Kitsap County Washington

SFHRC - San Francisco Ham Radio Club, formed December 1,1998, to conduct activities to advance the general interest and welfare of Ham Radio in San Francisco and neighboring communities of the Bay Area.

Balanced feed with coaxial line by John F. Clemens W9ERN

Illinois Cook County, police scanner includes Chicago Fire Dispatch channels (North, South, and HazMat)

European free radio on shortwave and mediumwave.

DX Century Club First post-WWII Countries List

The **Solarcon A99** vertical antenna, a half-wave over a quarter-wave variable mutual inductance design, primarily serves the 11-meter CB band but also finds use on 10 and 12 meters for amateur radio operators. Its simple construction, consisting of three fiberglass sections and a 16 AWG radiating element, makes it an accessible option for new operators or those seeking an easy-to-install base station antenna without complex mounting requirements. Despite claims of 9.9 dBi gain being widely considered exaggerated, and a manufacturer rating of 2000 watts power handling often viewed with skepticism (with 300 watts suggested as a practical limit), the A99 maintains popularity due to its low cost and ease of deployment. It typically tunes to a 1.2-1.3 SWR out of the box, requiring minimal adjustment via its two tuning rings. Its high angle of radiation allows for effective local communication even when mounted at low heights, such as 8-10 feet off the ground. However, the A99 is known for significant RF bleed-over issues, particularly when operated with higher power or mounted close to residential electronics. While its internal design is often described as cheap, the antenna exhibits remarkable durability, frequently lasting a decade or more in various weather conditions. Its affordability and straightforward setup continue to make it a go-to choice for many radio enthusiasts.

Amateur Radio Club in Edinburgh. Founded in 1949 with twice monthly meetings and a range of activites including talks, DF hunts, vists and contesting.

Monthly Amateur radio DX Peditions and Contest calendar at HamRadioWeb

winding coils for construction project

Organization created to provide support to IOTA expeditions

"KC2DVQ ""CB Os Piratas"""

Radio ABC Denmark

DMRconfig is a free utility for programming digital radios via USB programming cable. DMRConfig support several DMR transceivers by TYT, Baofeng, Anytone, BTECH, Zastone, Radtel.

A club for hams who are also regulars on IRC (Internet Relay Chat).

A selection of radio collectors from all around the world interested in collecting, repairing, restoring, trading, selling parts, radio magazines, advertising collectibles, old records and technical talk.

This group is dedicated to those who are interested in getting started in amateur radio or upgrading to a higher class license

Amateur Radio dealer based in Japan

Distribution list for Clandestine Radio Watch a 'twice a month' summary about recent Clandestine Radio and Clandestine Radio related activities edited by Martin Schoech

BFRA includes LZ callsign search

Theory and origins of W4RNL Asymmetrical Hatted Vertical Dipole AHVD for portable operations.

Manufacturers and Installers of Masts, Towers, Antenna systems, Trailer Masts, Lattice Masts and Bracketry. Radio, CCTV and lighting masts, tower Refurbishments, safety surveys, mast tower inspections, safe to climb certification

The largest and oldest amateur radio club in Central Florida with over 300 members and growing

During a club's "Filetto Day" event, a comparative field test was conducted between a **Buddipole** antenna and a homemade 20/40-meter wire dipole. The author, IW5EDI, performed this personal evaluation from a mountain top at 1500 meters above sea level, utilizing a Yaesu FT-857D transceiver to switch between antennas. The observations on the 20-meter band indicated that the wire dipole consistently delivered significantly stronger signals compared to the Buddipole. Additionally, the Buddipole exhibited higher levels of **QRM** during the listening tests. The commercial Buddipole, known for its multiband capability and compact size with a self-supporting tripod, was contrasted with the simpler, larger wire dipole, which required a fiberglass fish pole for support. This direct comparison highlights practical differences in performance and deployment between a popular portable commercial antenna and a basic wire antenna in a real-world operating environment.

Le rendez-vous des radioamateurs ORGanis?s !.

AMSAT NA official web site.

A group of American amateur radio operators who are living in Germany and come together to participate in amateur radio activities

The Nederlandse Vereniging voor Radio Amateurs (NVRA) operates from Haarlem, Netherlands, under the club callsign PI4HLM and maintains an ATV repeater, PI6HLM. The organization's website provides updates on internal governance, such as the postponement of a General Members Meeting due to necessary amendments to its 1986 statutes. These amendments are required to comply with the Wet Bestuur en Toezicht Rechtspersonen (WBTR) — Dutch legislation concerning the governance and supervision of legal entities. The NVRA's operational focus includes local amateur radio activities, indicated by its Haarlem location and the presence of a **PI6HLM** ATV repeater. The club's adherence to national legal frameworks for non-profit organizations, specifically the **WBTR**, demonstrates its structured approach to club management and long-term viability within the Dutch amateur radio community.

Radio Free Europe / Radio Liberty is an international news and broadcast organization serving Central and Eastern Europe, the Caucasus, Central Asia, Russia, the Middle East and Balkan countries.