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Query: tp radio
Links: 6287 | Categories: 4
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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 -
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. -
Collection of several topics on antenna tuners and their performance. Why use an antenna tuner? How does an antenna tuner…tune Does an antenna tuner fool the radio? Will an antenna tuner waste power? Can an antenna tuner help get more power to the antenna? -
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. -
Microwaves101 provides an extensive repository of information covering fundamental principles of microwave design, targeting engineers and radio amateurs interested in the higher frequency spectrum. The site features a detailed _encyclopedia_ of microwave terms and concepts, alongside practical design considerations for various components and systems. It serves as a foundational reference for understanding RF propagation, transmission lines, and active/passive microwave circuits. The resource includes numerous calculators for impedance matching, filter design, and other critical RF parameters, facilitating hands-on project development. Discussions on **10 GHz** equipment and **24 GHz** projects highlight practical amateur radio applications, extending to operations up to 134 GHz. Content spans from basic theory to advanced topics like MMIC design and antenna characteristics, supporting both educational and practical endeavors in microwave technology. -
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. -
The Texas Slow Net (TSN) operates daily at 7:45 PM local time on 3570 KHz, serving as a dedicated traffic handling training net within the National Traffic System. It specifically caters to operators aiming to enhance their **International Morse Code** skills and learn proper CW traffic net procedures. Each session incorporates a traffic handling lesson delivered as a radiogram to all participants, reinforcing practical application. The resource provides guidance on effective Morse Code learning, emphasizing sound recognition over visual dot/dash counting, suggesting characters be sent at 15 words per minute with adjusted spacing. It recommends listening to W1AW code practice transmissions, setting goals with ARRL's Code Proficiency Program qualifying runs, and regular participation in NTS traffic nets. The content also references the ARRL's Public Service Communications Manual, particularly Section 2, which details the **National Traffic System**. -
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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. -
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. -
HARIG is the radio club for people in and around the Harwich area in NE Essex on the east coast of the United Kingdom. -
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Experimental Methods in DSP design. The author explains how a software defined radio works to help other amateurs with their learning. This set of tutorials takes you from how to write a single component to a fully working SDR. -
Amateur radio dealer and on-line shop of major ham radio market brands, established in 1990, based in Poland. -
The Ford Amateur Radio League, the Tin Lizzy Club -
Liberland Amateur Radio Association (LARA) -
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 -
The Radio Club of the Watchung Hills Area - New Providence NJ -
Yaesu FT-450D HF / 6 Meter DSP Transceiver, a nice affordable transceiver for amateur radio use, but understand the caveats. -
Showcasing college amateur radio club activities, events, and projects. Informs visitors of up to date news items pertaining to ham radio technology used on campuses by students, faculty, and staff. A way for alumni to be informed of their clubs activities. -
Ham Radio & technology for people with disabilities -
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Learn how to build a QRP digital transceiver with Arduino, based on a project by Burkhard Kainka. This article covers the development process, including the source code, modifications made, and the addition of an OLED display for a more professional look. Discover the inner workings of the transceiver, from the receiver to the oscillator, and how components like the CD2003 are utilized. Explore the schematic design, the use of a PLL module Si5351A controlled by Arduino nano, and more. Ideal for hams looking to create their own digital transceiver for amateur radio operations. -
QSO Relay is a Windows desktop application that listens for contacts being forwarded from WSJT-X/JT65-HF and JTAlertX and write to Ham Radio Deluxe Logbook v6.x database -
Riviera Amateur Radio Club was formed in 2012 in Torbay, Devon, England. -
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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. -
The Covey Hill Amateur Radio Club operates a 146.685 MHz analog repeater with an 88.5 Hz PL tone, alongside several digital repeaters. The resource details specific frequencies and modes for D-STAR (145.590 MHz, 1266.300 MHz voice, 1297.675 MHz data on 23 cm), DMR-Marc (448.525 MHz), DMR-Brandmeister (441.750 MHz), Yaesu Fusion (449.725 MHz), and P-25 Digital (147.315 MHz). It also lists Echolink node 595040 (VE2REX-R) as an access point for the club's network. A recent update, dated June 19, 2024, announces the VE2REX analog repeater and Echolink are fully functional again, after resolving issues including a conflicting 100.0 Hz tone, software repairs for Allstar and Echolink, a suspected defective USB port on the Mini PC, and a faulty exciter in the Motorola Quantar repeater. Guy, VE2VMT, was instrumental in troubleshooting these problems. The club, established in 1994, provides a calendar, news, links, and membership information, with Linda Cullen, VE2NJK, serving as president and VA2DBJ as webmaster. -
This article provides a detailed guide on how to build a no holes roof mount for ham radio antennas. The author shares their design that can hold 2 masts and offers tips on installation. The mount is versatile and can handle small 144 Mhz or 432 Mhz beams, as well as small verticals. With adjustable angles and spacing, the mount can be customized to fit different roof types. Additionally, the author suggests affordable options for obtaining Dish antenna mounts. Overall, this DIY project offers a cost-effective solution for ham radio operators looking to mount antennas on their roofs. -
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 -
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how I learned to stop worrying and love the magic smoke -
DxDozer is a Windows-based amateur radio logbook designed for both new and experienced DXers, featuring a robust logging system with extensive search capabilities. It offers seamless integration with FT8, displaying received stations from WSJT-X in a DX Cluster-like view, indicating LoTW status and prior contacts, and initiating QSOs directly. The software supports an unlimited number of callsign logbooks and allows multiple operators to log simultaneously to a single database, enhancing its utility for multi-operator stations or contest operations. The application includes a sophisticated DX Cluster with highly configurable filters based on band, mode, continent, worked/confirmed status, and LoTW participation, enabling users to monitor specific calls or countries. DxDozer simplifies QSL management by facilitating one-button uploads to LoTW and ClubLog, and downloads of new confirmed QSOs, with a dedicated field for QSL medium. The software provides both 'Easy' and 'Expert' modes to cater to different user proficiency levels, and is available via a yearly subscription after an initial free trial period. -
The Anglo Scottish Repeater Group is a voluntary organisation which owns, operates and maintains four amateur radio FM repeaters in North Cumbria. -
This is the mobile version of the DK0TE WebSDR providing HF ham radio bands coverage. -
The Mansfield Amateur Radio Society brings together people interested in Amateur Radio -
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. -
Tim Kirby G4VXE gets a first look at the much-heralded FTdx101 from Yaesu. -
a subcommittee of the Amateur Radio Council of Arizona -
The 2D0YLX Amateur Radio Blog, maintained by David Cain (137AT108), serves as a personal station blog from Peel in the Isle of Man, offering insights into various radio-related activities and local connections. It features content relevant to amateur radio operations, including personal experiences and observations from the island, providing a localized perspective on the hobby. The blog's primary focus is on general amateur radio topics, reflecting the author's engagement with the hobby. David Cain's blog provides a platform for sharing operational details and general interest items, often including links to other relevant sites on and around the Isle of Man. The content reflects real-world amateur radio engagement, offering practical glimpses into the daily activities of a station located in a unique geographical area. It is a resource for those interested in the personal side of amateur radio from a specific European island QTH. -
For a century doing what we do best in support of the amateur radio community in Australia -
The Camb-Hams are an informal group of Cambridgeshire Radio Hams. -
The Oxley Region Amateur Radio Club, ORARC provides the encouragement for those interested in the scientific development of radio communications and associated electronics. -
Time Mapper UHD is a versatile mapping and time visualization program offering multi-satellite viewing with frequency display and unique country-pairs for PskReporter data. It features live feeds from logging programs and can plot ADIF files. Ideal for schools, offices, or amateur radio stations, it provides customizable 4K or HD world clock displays with over 60 map layers, including ham radio zones and natural features. The program supports various time functions and can import logs for detailed analysis. It runs on Windows 10 or 11 and offers a 30-day free trial. -
G1XYZ G3XYZ The Home of Amateur Radio in West Norfolk -
KARS was founded in January 2008 and has grown from strength to strength -
Orchard City ham radio club in Kelowna, BC Canada -
Upper New York Repeater Council, Inc, support the frequency coordination needs of the Amateur Radio repeaters operating in its area
