Search results
Query: Amateur radio
Links: 3244 | Categories: 311
Categories
- Radio Equipment > Amateur Radio Accessories
- Operating Modes > Amateur Radio Astronomy
- Manufacturers > Amateur Radio Maps
- Operating Aids > Beginner's Guides > What Amateur Radio is
- Operating Modes > Stealth Amateur Radio
- Operating Modes > Ham Radio Balloons
- Technical Reference > Ham Radio Go Kits
- Shopping and Services > Ham Radio Insurance
- Ham Radio > Ham Radio News
- Internet and Radio
- Operating Modes > NPR New Packet Radio
- Technical Reference > Programming Radio
- Manufacturers > Radio Direction Finding
- Internet and Radio > Radio Gateways
- Ham Radio > Radio Scouting
- Operating Aids > Radio Spectrum
- Shopping and Services > Remote Radio
- Operating Modes > Amateur Television
- DX Resources > Beacons > 10 meter beacons
- DX Resources > DX Peditions > 2010 DXpeditions
- DX Resources > DX Peditions > 2011 DXpeditions
- DX Resources > DX Peditions > 2012 DXpeditions
- DX Resources > DX Peditions > 2014 DXpeditions
- DX Resources > DX Peditions > 2015 DXpeditions
- DX Resources > DX Peditions > 2016 DXpeditions
- DX Resources > DX Peditions > 2017 DXpeditions
- DX Resources > DX Peditions > 2018 DXpeditions
- DX Resources > DX Peditions > 2019 DXpeditions
- DX Resources > DX Peditions > 2020 DXpeditions
- DX Resources > DX Peditions > 2021 DXpeditions
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An SSB radio for the HF bands will be presented. Featuring 12 to 20 Watts of output power (depending on DC supply), full DDS frequency generation, covering 6 major frequency bands (1.8, 3.5, 7, 14, 21 and 28 MHz) within the short wave amateur radio spectrum. The rig also features colored LCD and front panel backlight.
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Polski Zwiazek Krotkofalowcow, Polish Amateur Radio Union
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Site dedicated to amateur radio astronomy, providing information on Earth-Moon-Earth (EME) communication, the Search for Extra-Terrestrial Intelligence
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Come with us and enjoy our voice chat from Chicago, spanish and english.
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For radio amateurs and electronics enthusiasts requiring specialized wiring solutions, Multi/Cable Corporation provides custom multi-conductor cable manufacturing services. They focus on made-to-order constructions, offering a broad range of specialty cable products including composite, instrumentation, electronic, flexible cord, thermocouple, high-temperature, and Mil-Spec wire and cable. Their capabilities extend to extensive customization of all cable components, ensuring precise adaptation to specific application requirements, which can be critical for bespoke shack setups or antenna control lines. With over 50 years in business, Multi/Cable emphasizes low minimum orders, quick turnarounds, and competitive pricing, making custom cable solutions accessible even for smaller projects. A case study highlights their role in helping an emergency vehicle lighting company expand offerings by providing versatile and cost-effective wire bundles, demonstrating their ability to support diverse technical needs beyond typical off-the-shelf options. They also provide reference data and guides on choosing conductors, insulation, and jacketing materials.
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Presents the construction of a 2-meter **Skeleton Slot Yagi** stack, detailing the design process and practical considerations for VHF operation. The author shares insights from building and testing this antenna, emphasizing its performance characteristics for local and extended range contacts. The project outlines the specific dimensions and materials used, providing a clear path for other radio amateurs to replicate or adapt the design for their own stations. The resource covers the unique aspects of the Skeleton Slot radiator, explaining how its geometry contributes to gain and pattern control. It includes discussions on impedance matching and feedline considerations crucial for optimizing power transfer and minimizing SWR. The article draws on real-world testing, offering practical results that validate the theoretical design. This project serves as a valuable reference for those interested in custom VHF antenna solutions.
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The Amateur Radio Association of Bahrain (ARAB) was established in 1970 to support the amateur radio community within Bahrain, operating under the **A92C** callsign. This organization provided a central point for local hams, fostering activities and representing their interests for several decades. Its historical presence is noted, even though it is no longer active. Unfortunately, due to unforeseen circumstances, ARAB ceased its operations. However, a new amateur radio society has since been formed in Bahrain, continuing the tradition of supporting local hams. Interested individuals can contact Fawaz, **A92AA**, for details regarding membership and the new society's activities, ensuring continued amateur radio presence in the region.
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Located in Port Richey, Florida in Pasco County, West Central Florida just Northwest of Tampa.
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The MRAC is one of the oldest amateur radio clubs in the world, having been incorporated in 1917 and affiliated with ARRL
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DK0WCY transmits 24 hours per day on 10144 kHz in the 30 meter amateur radio band. QTH in Scheggerott JO44VQ
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Amateur Radio Sales from North Central Texas
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Monitoring real-time amateur radio activity is essential for DXers and contesters seeking rare contacts or tracking propagation. This online service aggregates DX spots from various **DX Cluster** networks, presenting them visually on a world map. Users can observe new spots as they appear, facilitating quick identification of active stations and potential openings. The platform offers filtering capabilities, allowing operators to narrow down displayed spots by specific bands such as 160m, 80m, 40m, 20m, 10m, and even VHF/UHF segments like 70cm and 23cm. Further refinement is possible by selecting the source continent of the spotter or the continent of the DX station, which assists in strategic operating. The service also includes a "Hot Now" list, highlighting currently active stations with recent spots. This dynamic display supports informed decision-making for pursuing **DX contacts** across different bands and geographical regions.
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The Lake Monroe Amateur Radio Society serves Seminole County and Central Florida, operating two 2 meter repeaters on 147.285 +600 and on 146.805 -600
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New Zealand Amateur Radio 70, 32 & 23 cm (UHF) Repeaters
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This app will give you a 16 tone DTMF keypad and the ability to generate custom DTMF sequences, and set the duration and tone to silence ratio. Includes the characters 1234567890*# and the menu tones ABCD. You may enter a custom sequence via the keypad, soft keyboard, or speech if your device already has speech-to-text capability. This is basically a touch tone telephone keypad, which may be of interest to amateur ham radio repeater operators
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Serving the south Kansas city metropolitan area, Grandview, MO
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Chicago's oldest and best amateur radio club
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Monthly Amateur radio DX Peditions and Contest calendar at HamRadioWeb
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Restoration of Viking Valiant, Hammarlund SP-600 and Heathkit HX-10 Marauder by KG9OM and KJ4W
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Garland Amateur Radio Club (GARC) K5QHD Garland, Texas
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Several HD video overlay devices are offered, including the GeoStamp HD, which overlays GPS latitude, longitude, heading, speed, altitude, date, time, and depth onto AHD, HD-TVI, and HD-CVI (720p/1080p) video sources. The VideoStamp HD allows user-defined text overlays on similar HD video inputs, while the VideoStamp Keyboard HD enables text input via a PS/2 keyboard for video overlay. For commercial applications, the PostMark HD integrates with cash registers and POS terminals to overlay transaction data onto security camera feeds. Beyond HD video solutions, the DTMF-8 DTMF Decoder provides remote control capabilities for up to eight devices or relays using touch tones from a radio or other audio source. This decoder supports four operational modes and includes password protection, storing all settings in non-volatile EEPROM memory. The product line also includes standard definition OSD, RS-232, GPS, and POS text inserters, along with various DTMF encoders and DVR solutions.
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Newest ARRL westcoast convention. Features fox hunt, banquet, speakers, VE testing, swapmeet, many prizes.
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A freeware windows antenna design and modelling software developed by an amateur radio operators primarily intended for VHF yagi aerials.
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An interesting article on choosing the right battery when operating in portable mode, considering charging time and modes, weight and size.
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Trained amateur radio communicators under ARES, RACES and Skywarn serving Harford County, Maryland communities
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Steel City Amateur Radio Club Pittsburgh
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"Home page of Slovenian Amateur Radio Club ""Slovenija"" - S51SLO"
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ECARA is a non-profit organization dedicated to the public service and promotion of amateur radio, and is affilated with the American Radio Relay League.
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50 Plus Years of Ham Radio
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Amateur radio, one of the older clubs of``the UK. Meets on friday nights. links to ATV.
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The InterCity Amateur Radio Club welcomes you to Mansfield, Ohio.
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Radio Amateur organisation of Flanders in Belgium.
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Autocode makes a selection of fine morse code identifiers for commercial and amateur radio applications.
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Demonstrates a range of specialized radio frequency equipment and consulting services for amateur and professional applications. The offerings include _Vector-Finder_ direction finding antennas, various test equipment such as _gate dip meters_ and RF sniffers, and communications receiving adjuncts. Additionally, the company produces satellite antennas for weather satellite reception, voice amplification devices like the _Flex-Mike_, and custom prototype circuit boards. The company's product line addresses needs for precise RF measurement, signal detection, and specialized antenna systems, particularly for direction finding and satellite communications. Their historical association with National Radio (HRO) suggests a legacy in radio technology. The site also highlights a subsidiary, Sierra Mountain Products, which offers outdoor recreational gear, indicating a diversification beyond core RF manufacturing.
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Fla keys amateur radio club - kb4gcz
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Based in Virginia USA, offer repearing services for amateur radio equipment and related accessories
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Home of Charleston Amateur Radio Society
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Discussion groups for Shortwave Listening, Propagation, Amateur Radio, and related topics.
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Local Amateur Radio Club for the City of Mount Vernon, Knox County and surrounding areas.
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Radio Amateur Club of Knoxville - ( RACK )
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Effectively teaching amateur radio licensing classes requires more than just technical knowledge; it demands strong pedagogical skills and organizational acumen. This guide addresses the practical aspects of conducting successful amateur radio courses, emphasizing the instructor's role as an educational manager rather than merely a knowledge dispenser. It explores various class organizational structures, including traditional weekly sessions and _hybrid_ full-day formats, noting that many small meetings are often preferable for student engagement. The resource also provides strategies for finding suitable class locations, from public libraries and community centers to navigating public and private school systems, highlighting the importance of stressing the public service aspect of amateur radio to potential hosts. Key sections delve into effective classroom management, stressing the importance of preparation, a structured routine, and creating a comfortable learning environment. It details the VARK learning styles (Visual, Aural, Read/write, Kinesthetic), advocating for teaching methods that engage multiple senses to enhance student comprehension. The guide also offers advice on breaking down complex technical material, defining unfamiliar vocabulary, and making theoretical concepts practical through real-world examples. It includes a sample entry-level license syllabus covering topics like the nature of amateur radio, technical basics, transmitter/receiver fundamentals, and antennas, providing a framework for instructors to build their curriculum.
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Hong Kong Amateur Radio Transmitting Society
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List compiled by N4LCD with description of main frequency usage
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Blue Mountains Amateur Radio Club located in the Blue Mountains west of Sydney. Resources and Information for members and all radio amateurs.
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On line shop in Greece for amateur radio products, electronics, DAB Radio and GPS. Dealer for popular amateur radio brands, heil sound, kenwood, MFJ and more