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Amateur Radio Service Center, quality repair of Kenwood and Some Icom equipment, TX USA

Hogar de Don Guido, the hotel and amateur radio station owned and managed by Guido Rosillo HC8GR

Honduran amateur radio club founded in 1958 in San Pedro Sula, Cortes.

CLARC was founded in 1987 as an ARRL Special Services Club and is an IRS 501(c)3 not-for-profit organization serving the NASA/Clear Lake area of Houston, Texas.

This is a Ham Radio Software Transceiver for Amateur Radio. Software works in Windows, Mac and Linux. HamSphere is a community for Ham Radio operators and other radio enthusiasts. Amateur radio equipment is not needed. The Transceiver uses java technology and covers all virtual Ham Radio and Amateur radio bands from 160 to 6 meters.

SWR Graphing Software for Amateur Radio by KD4UDY, shareware

QRP kits for Radio Amateurs

International Amateur Radio Club at ITU - IARC information and official web site of 4U1ITU IARU club station

The Broward Amateur Radio Club was founded in 1946 and received their ARRL Charter of Affiliation March 2, 1949 and is now one of the largest clubs in the South Florida area today.

Club, Club station and Contest site for Radio Amateurs from Lier Belgium

New Mexico's largest Amateur Radio gathering. Lots of buying and selling of ham radio equipment and great activities.

The website for the Yucaipa Valley Amateur Radio Club located in Southern California.

The bass amateur radio IRLP group node 6391. victoria australia. info IRLP stands for the Internet Radio Linking Project. The aim of this project is to link radio systems separated by long distance without the use of expensive leased lines, satellites, or controllers.

Philippine Amateur Radio Association

Recorded QSO by italian amateur radio station in MP3 format

Falmouth amateur radio association of cape cod, massachusetts

Hamlib is a library aid for software developers wishing to incorporate control of amateur radio hardware into their programs. Hamlib will allow ham radio software authors to concentrate on the user interface and the basic function of the program rather than radio control.

Los Angeles County Disaster Communications Service a public service organization using Amateur Radio

List of european vhf uhf beacons by G4URH

SCARA is active in various events throughout the year. Helping as a public service with communications at various events has been a strong point for our club

Understanding Amateur Radio NVIS Antennas and Propagation

Amateur Club using VoIP from Del City, Oklahoma Del City Radio Club - W5DEL

The NL Ham Radio Swap Shop is an online platform dedicated to connecting amateur radio operators in Newfoundland and Labrador with opportunities to buy, sell, and trade radio equipment. This service caters to both seasoned operators and newcomers, providing a space for exchanging second-hand gear, military radios, antique radios, and radio tubes. Users can browse listings, post their own items, and find unique equipment that may not be available in traditional retail outlets. In addition to facilitating transactions, the Swap Shop also serves as a community hub for local hams. It encourages networking among operators, sharing of knowledge, and collaboration on projects. Whether you are looking for a rare piece of equipment or simply want to declutter your shack, the NL Ham Radio Swap Shop is an essential resource for anyone involved in the amateur radio hobby in the region.

Club in Stoke On Trent, England specialising in training for all classes of Amateur licence in the UK.

This page documents Amateur Radio data digipeated by the International Space Station

A site dedicated for the AM Radio Amateur and vintage radio. Home of the AM Press/Exchange, The AM Forum (the largest BBS of it's kind),and The AM Classifieds, Photos, Audio, and technical information. Audio and Video chat rooms.

Summits on the Air is an exciting new award scheme for radio amateurs which encourages operation in mountainous and wilderness areas. The sceme is designed to grow into an international awards.

CARA's primary focus is serving Howard County, Maryland and surrounding communities through Amateur Radio.

An amateur radio contest log sheet printable in A4 format, useful for portable operations, free to download PDF File.

This article compares two commercial vertical antennas for the 4-meter amateur radio band: the Watson WVB-70 half-wave and the Sirio CX4-71. The Watson measures 2.03m in length, costs around £40, and exhibited adequate performance but required additional waterproofing after rain affected its VSWR readings. The longer Sirio CX4-71 (3.02m) performed noticeably better, delivering signals approximately 2 S-points stronger than the Watson. The Sirio demonstrated high build quality, a stable 1.2-1.4:1 VSWR, and weather resilience, though minor VSWR fluctuations were observed during rain and frost. Both antennas are half-wave designs requiring no ground plane radials.

Baluns are still a mystery to some radio amateurs and the only way to understand them is to learn what they are and how to use them.

Servering the amateur radio community with a consolidated news center.

French amateur radio dealer for kenwood, alinco, cubex, acom, comet, inrad, eton,f9ft, tennadyne, tigertronix

Located in the Owen Sound,Ontario area. Meetings are the 4th Tuesday of the month except for summer.

Special purpose amateur radio club devoted to the pursuit of operating and technical excellence. This site serves as a library of amateur radio contest and DX information.

The Ak-Sar-Ben Amateur Radio Club, Inc. of Omaha, Nebraska is a general interest amateur radio club.

Amateur Radio operation and weak signal detection pages by AF9Y

NJDXA North Jersey DX Association is a platform maintained by Urb LeJeune, W2DEC, providing information about upcoming meetings, VE testing sessions, and the operation of the W2 QSL Bureau. The site offers resources for amateur radio operators in the North Jersey area to connect, share experiences, and learn from each other. It serves as a hub for DXing enthusiasts to stay updated on events and activities related to amateur radio. The intended audience includes hams in the North Jersey region looking to participate in club meetings, VE testing, and QSL bureau operations.

Ham radio equipment eBay prices, adjusted for trends, filtered for accessories, leaving only condition and auction terms to affect the final price. Also direct links to auctions, searches and recommended sites for research, plus amateur radio station rigs, projects and antenna farm.

Serving the Jersey Shore for over 30 years.

This document details the design and construction of the PA70H, a 50-watt RF amplifier for the 70MHz (4-meter) amateur radio band. Built around the Mitsubishi RD70HVF1 MOSFET transistor, the amplifier delivers 45-55W output with 3-5W input power while operating on 13.8V DC at approximately 7-8A. The PCB design incorporates multiple protection circuits including overcurrent, SWR, and temperature control. The amplifier features various control modes including GND PTT, +13.8V PTT, and RF VOX. Two versions are available: PA70HLI (requiring 100mW input with additional driver) and PA70H (for 3-5W input). The comprehensive documentation includes circuit diagrams, assembly instructions, and performance data showing successful operation from both 100mW and 3.5W input sources.

Earn your Technician or General Amateur Radio License in a one day course.

The information in this article has come from many amateur sources, the most notable was from WA6TEY (sk 1985) Ray Frost, who was a pioneer of VHF Quad designs and one of the best Southern California Transmitter Hunters. Ray built hundreds two meter quads in single and paired configurations as well as his famous mobile radio direction finding quad.

This article by Seabury Lyon, AA1MY describe how homebrew kits for amateur radio pourposes, in order to support wire antennas

Club in Portage County. We have fun with ham radio. Meet at Mike's place Rts 43/261 in Kent - 2nd Monday 7pm. All welcome!

Special services club offering monthly meetings, training classes and general advancement of ham radio in the Northwest.

manufacture and sell unique, high quality, amateur radio products like HF and VHF antenna mounts

Heathkit Amateur Radio Repair, parts, and manuals. Amateur radio equipment sales and service.

Eastern Alabama's dealer of amateur radios and antennas, CB radios and antennas, scanners, radar detectors, power supplies, and other related accessories.

This site is dedicated to mobile amateur radio operators, old and new alike. Whether you are into HF, or VHF operation, the information presented will increase your enjoyment of our great hobby.