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The K3NG Keyer is an open source Arduino based CW (Morse Code) keyer with a lot of features and flexibility, rivaling commercial keyers which often cost significantly more.

This page is devoted to the state of Maryland. It contains links for Trunktracker information and conventional data, along with amateur radio sites

McMinn County Amateur Radio Club, Inc. in Athens, TN.

SDARC The Swindon and District Amateur Radio Club England UK

Kay County Amateur Radio Club Incorporated in the State of Oklahoma Jan. 1960 W5HZZ

Regional radio club of Odessa Ukraine

Construction tips of a basic wire antenna, the half wave dipole. Inverted V dipoles and effects of inverted v on radiation pattern.

The Carolina Amateur Radio Club is a service-oriented club and has been in existence for more than 30 years

The Internet has changed our lives. Nowadays it is possible to remotely control your Ham Radio station via the Internet.

The official club site of K7UAZ.

A HF power amplifier with a push-pull of AFT09MS015N. The (small-signal) gain of the amplifier is around 26 dB in the lower HF band and goes down to about 24 dB on the higher end and still around 21 dB at 50 MHz. Its input matching is relatively good at the lower HF and degrades above 10 MHz.

Manfrotto shoulder bag Amica 25W can be used as a low cost carry bag for Elecraft KX3.

Turning an RV marine battery into a massive 12-volt emergency power source

Ham radio blog by KU7PDX Chris Arnesen

Loughborough and District Amateur Radio Club (LADARC) takes it\'s membership from the north west part of Leicestershire encompassing Loughborough, Shepshed, Coalville, Whitwick and Castle Donington.

For more than 40 years the Group has been a leading light in the amateur radio community around the Derby area.

Scanning Information By County

Demonstrates the activities and mission of ARMIC, the Association of Visually Impaired and Disabled Radio Amateurs of Catalonia, operating under the callsign EA3RKR. The organization focuses on making amateur radio accessible to all, particularly those with visual impairments, by providing resources and fostering a supportive community. It highlights their commitment to inclusive radio operation within the amateur radio service. ARMIC's initiatives include an accessible radio school, emphasizing practical construction projects and operational techniques tailored for members. The association actively promotes participation in various amateur radio activities, ensuring that visually impaired operators can engage fully with the hobby. Their work underscores the importance of adaptive technologies and methods to overcome physical barriers in radio communication. This resource reflects ARMIC's dedication to building an accessible radio environment, aligning with the broader goals of the Grupo Social ONCE, a Spanish organization supporting blind and visually impaired individuals.

North bristol amateur radio club, M0NBC, G4GCT, G6PNB

KARS Keighley amateur radio society

Documents the _5W0M_ DXpedition to Samoa (IOTA OC-097) conducted by a German team from April 4th to 18th, 2013. The resource provides operational details and insights into activating this Pacific entity. It covers the planning, execution, and on-air activities of the multi-operator team, focusing on maximizing contacts across various HF bands. The expedition successfully logged over **30,000 QSOs**, providing DXCC credit for many operators worldwide. The site serves as a historical record, allowing hams to review the expedition's progress and understand the logistical challenges of operating from a remote island. It highlights the strategic band choices and operating techniques employed to achieve a high QSO rate and reach diverse geographical areas.

Radioaficion,satelites,APRS,DX,scanner,radioaficionado,PSK31,by EA1URO Union de radioaficionados de Ourense Espana

The Potomac Valley Radio Club

The Radio Society of Tucson (RST) is a 501(c)(3) charitable organization that focuses on Communications For All by actively supporting a variety of Amateur Radio activities which are of interest by its members.

A news site focused on DXing and contesting, DXNews.com provides daily updates on upcoming **DXpeditions**, contest announcements, and general **amateur radio news**. The site features a continuously updated feed of articles detailing call signs, operating dates, IOTA references, and specific contest participation plans for various DX operations. Content includes detailed reports on planned activities from rare and semi-rare DX entities, often with information on operators, bands, modes, and QSL routes. It also covers major amateur radio contests, offering insights into rules, participating stations, and results. The archive depth extends back many years, providing a comprehensive historical record of DX activity. This resource is ideal for experienced DXers and contesters seeking timely information to plan their operating schedules, track rare DX entities, and stay informed about the global DX scene. It also serves general amateur radio operators interested in following significant events and operations within the DX community.

Liberland Amateur Radio Association (LARA)

Operating under the callsigns G1ORC, G4ORC, and M5ORC, the Oldham Amateur Radio Club (OARC) serves as a local hub for radio enthusiasts in Royton, Oldham, England. This RSGB-affiliated organization welcomes individuals with an interest in any facet of radio communication, fostering a community environment for learning and on-air activity. The club maintains an active calendar, detailing upcoming amateur radio events and specific courses hosted by OARC, providing a structured approach to engagement for its members. Club activities are centered at the No.1855 (Royton) Squadron Air Training Corps on Park Lane, a consistent meeting point for members. This physical location facilitates hands-on learning, equipment demonstrations, and social interaction among hams. OARC's commitment to the hobby is evident through its multiple transmitting licenses, enabling diverse operational experiences for its members across various bands and modes.

The Ford Amateur Radio League, the Tin Lizzy Club

The Black River Amateur Radio Club (K8BRC) operates as a central hub for amateur radio enthusiasts within Van Buren County, Michigan, and its adjacent regions. This organization facilitates various activities, including local nets, educational initiatives, and community service events, all aimed at promoting the hobby and enhancing operational skills among its members. The club's focus on local engagement ensures a strong sense of camaraderie and mutual support among hams, from those just earning their _Technician_ license to seasoned DXers. Members frequently participate in field operations and emergency communications drills, applying practical skills in real-world scenarios. The club also maintains resources for new operators, offering guidance on station setup, antenna theory, and operating procedures. Their commitment to public service is evident through participation in events requiring reliable communication. K8BRC provides a platform for hams to share knowledge, collaborate on projects, and engage in on-air activities, strengthening the local amateur radio community. Many members have achieved **100** DXCC entities.

Malcom Technical Support Radio Electronics Repair, ICOM Authorized Service Center, also service 1988 and newer Kenwood HF/VHF/UHF transceivers based in Toledo, WA USA

Surrey radio contact club (srcc) - an amateur radio club based in Croydon, Surrey, UK

This page provides a list of scanner frequencies for hams in the UK. It offers a comprehensive guide for ham radio operators looking to find and tune into various frequencies for communication. The page is useful for hams who want to explore different channels and connect with fellow operators in the UK. Whether you are a beginner or an experienced ham radio enthusiast, this resource can help you discover new frequencies and expand your communication network.

This article discusses how volume reduction can help in the reception of weak signals by reducing the noise level. It is commonly known that reducing the volume also reduces the background noise, and especially in the reception of weak digital signals it can be beneficial

HARIG is the radio club for people in and around the Harwich area in NE Essex on the east coast of the United Kingdom.

Undestanding and measuring SWR, Standing Wave Ratio in antenna feed lines. This article also introduce basic concepts and usage guidelines of amateur radio antenna tuners

A well established club operating under the call sign of the late Tom St. Johnstone (G6UT)

The Icom IC-PW1 is a 1000 watt linear amplifier with built-in power supply

Amateur radio dealer and on-line shop of major ham radio market brands, established in 1990, based in Poland.

The Narrabeen JOTA and JOTI camp facilitates global communication for Sydney North Region Scouts and Northern Sydney Girl Guides, utilizing amateur radio and internet technologies. Participants engage in two-way radio contacts, often on **HF** bands, to connect with other scouting and guiding groups worldwide, fostering international goodwill and technical skill development. The event integrates both traditional **ham radio** operations and modern internet-based communication methods, providing a diverse experience for youth members. The resource outlines the specific activities undertaken at the Narrabeen site, including station setup, operating procedures, and the use of digital modes for JOTI. It highlights the educational aspects of the event, such as learning about radio propagation, antenna theory, and basic electronics, all within a structured camp environment. The page also provides logistical information relevant to the Australian context of the event.

how I learned to stop worrying and love the magic smoke

The Salvation Army Team Emergency Radio Network (SATERN) is a vital resource for amateur radio operators involved in emergency communications. This network facilitates the coordination of communication during disasters, ensuring that vital information can be relayed effectively. SATERN operates through a series of nets that connect operators across various regions, allowing for real-time updates and support during emergencies. Participation in SATERN not only enhances your skills as an amateur radio operator but also contributes to community resilience. Operators are trained to handle emergency traffic and provide assistance to those in need. By joining SATERN, you become part of a dedicated team that prioritizes safety and communication in times of crisis. The network encourages regular participation in drills and training sessions to ensure readiness when real emergencies arise.

Tim Kirby G4VXE gets a first look at the much-heralded FTdx101 from Yaesu.

With BktDxCluster you can connect to all DX Cluster with DXSpider Protocol and telnet connection, filter the spots, send new spots, send commands to the cluster, set the radio to the frequency of the spot through BktRemote. Adroid App

G1XYZ G3XYZ The Home of Amateur Radio in West Norfolk

DMR personal web site. Includes download links for Codeplug for Hytera AR685 PD685G, PD785G, PD785 & X1P with DMR Plus and Brandmeister support with VFO like channels. Repeater maps. In German.

The Sutton & Cheam Radio Society has a 60 year history. We are an Affiliated Society of the Radio Society of Great Britain (RSGB) and are based in the London Borough of Sutton.

Frequency coordinations on BC Canada

The Coulsdon Amateur Transmitting Society (CATS) website provides information on meeting schedules and an informational flyer. The content is concise and objective, catering to radio amateurs and technical users.