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This blog is maintained as a resource for the IOMARS and other persons interested in Amateur Radio.

This website is dedicated to Radio Mobile. Radio Mobile is software by Roger Coudé VE2DBE. The program simulates RF propagation and is for free to the amateur radio community. All you want to know about Radio Mobile can be found here.

Dedicated to antique radio and their preservation

W9ATG Greenfield, IN

FT-817 Information & answers to common questions including widebanding

An experimental prototype of an asymmetrical hatted vertical dipole antenna that can work on HF bands 20 to 10 meters band. The AHVD Vertical dipole is an upside-down T design

The Delta Amateur Radio Society promotes the hobby of Amateur Radio in the community and encourages community involvement.

Can Home Solar Power and Ham Radio Coexist? It is possible, with minimal interference from the solar power system, provided you make some modifications.

TS-690 50 MHz modulation problem solved

Amateur radio reference site in french managed by F4EZC

Pagina dedicada ao radioamadorismo, montagens eletronicas, projeto, faça você mesmo, vhf, uhf, satelites e muito mais

SEAARCis located in Medicine Hat, Alberta

The first and oldest amateur radio club in Beaver County PA USA

Displays a placeholder page indicating the upcoming launch of a personal website for F5MSU Bruno. The content briefly notes the operator's interests, including amateur radio, genealogy, and motorcycling. While the site is not yet active, it provides contact information for inquiries regarding the future content. The page is presented in French, catering to a European audience interested in personal profiles of ham radio operators and their diverse hobbies. The resource is categorized under Ham Radio/Personal Pages/Europe, suggesting an intent to share DXing, contesting, and general operator profiles.

Article on propagation basics. The ground wave used for radio communications signal propagation on the long, and medium wave bands for local radio communications

Ham radio blog in English and Dutch. The radio adventures of PE4BAS.

A simplified explanation of decoding West German numbers messages transmissions without a computer.

The Radio Amateur Society of Hellas (R.A.S.H.) is a greek non profit association that interests for the radio amateur distribution, the promotion of interests of radio amateur service, the experimentation as well as the upgrade of technique of radio communications.

RadioMasterList, a comprehensive receiver and transceiver directory. Performances and specifications for every radio set

Using Spectrum Lab for the reception of VLF natural radio

Articles for the sight impaired

The coshocton county amateur radio association official website - club callsign w8cca

IC706_BKT CAT is used to control the transceiver Icom IC-706, IC-706MKII IC-706MKII/G and IC-718 from the personal computer. Works on Windows and is available in free and free donation version

A checklists of amateur (ham) radio satellites, including launch dates and images of the satellites.

A blog mainly about my favourite hobby-amateur radio, shortwave listening and radio in its many forms.

YRC the Yellowstone amateur radio club

A review about the Wouxun KG-UV8D two-way handheld VHF UHF radio transceiver

Listen to Ingham County Michigan Public Safety, County Sheriff, Police and Fire

The Oldest Amateur Radio Club in Oklahoma

Nearly half of all reception problems are due to deficiencies or faults in the television receiver, the aerial lead or the aerial. This article will help you to check whether the problem you are having is due to one of these causes.

Sponsor of the Spartan Sprints are two-hour gatherings held the first Monday of every month.

All the essentials about the Dip Meter or Grid Dip Oscillator used for many RF measurements including detecting resonance, locating RF emissions, and making many RF measurements.

Pirate radio stations broadcasting on shortwave radio. Chatrooms, pirate radio forums, shortwave pirate station loggings, information on pirate radio broadcasting, pirate FM broadcasting.

The Garden City Amateur Radio Club (GCARC) is a non-commercial association of Amateur Radio Operators in Garden City, Michigan and the surrounding area

Serving the Community and Amateur Radio for over 50 Years

The W0IS resource outlines methods for finding historical US amateur radio call signs, particularly for genealogical research. It highlights the comprehensive collection of digitized call books from 1906-1996 available at leehite.org, stored as searchable PDF files. These resources significantly simplify what was previously a laborious manual search through physical call books, which were typically indexed by call sign rather than name. The guide details specific search techniques for various eras. For early radio days (1913-1923), government call books are readily available and searchable online via Google Books and hathitrust.org. For the period between the 1930s and 1980s, when private publishers like "Radio Amateur Call Book Magazine" dominated, the resource points to archive.org for scanned editions (1938, 1940, 1948, 1972) that support full-text OCR searches, despite potential scanning errors requiring flexible search terms. It also provides strategies for navigating Google Books' "snippet view" for the 1952 call book, including searching by name or address and interpreting often illegible snippets. The resource suggests cross-referencing findings with hamcall.net for call sign verification from 1921, 1954, 1960, 1969, and 1983 onwards. Additionally, it lists physical call book collections at institutions like the Pavek Museum of Broadcasting and individuals like W3HF, offering avenues for deeper research when digital methods fall short.

overview of radio signals and radiowave propagation and how different areas of the atmosphere affect radio communications.

Macedonia

The Saratoga Amateur Radio Association provides emergency communications for the City of Saratoga, and promotes amateur radio in the community.

Serving Akron, Ohio, Summit County and the surrounding area since 1981

The Davie/Cooper City Amateur Radio Club (DCARC), established in 2010, is an amateur radio organization based in western Broward County, Florida.

Descriptions, summaries,and tutorials about electronic circuits and electronic circuit design including amplifiers, attenuators, logic, transistor, operational amplifiers and much more

This site is basically for the begeners (SWL) of india. This site is supporting to digital communication for hams also.

W4SHL amateur radio club in Shelby County

The Barrow Amateur Radio Emergency Service Club (BARES) serves as a local hub for amateur radio operators in Barrow County, Georgia, focusing on community engagement and emergency preparedness. Established in 2007, the club provides a platform for hams to connect, share knowledge, and participate in various radio activities. Members often engage in public service events, offering communications support, and conduct regular meetings to discuss technical topics and operational procedures. BARES emphasizes the importance of emergency communications, with members frequently training for and participating in simulated emergency tests (SETs) and real-world disaster response scenarios. The club maintains a focus on local area coverage, ensuring reliable communication infrastructure is available when traditional systems fail. Their activities often involve operating on _VHF_ and _UHF_ bands for local nets and _HF_ for longer-distance emergency coordination. Key activities include field day operations, technical workshops, and supporting local events with radio communications.

Our purpose is to further the hobby of Amateur Radio and to benefit the community with our communications expertise in times of need.

Federation of Romanian radio amateurs