contest

596 links - and 12 categories

Unearthing VHF Contest Secrets: An In-Depth Analysis - In this article, authors delve into the inner workings of the IARU R1 VHF contest, the world's largest 2m contest. While activity levels are declining, the top performers consistently maintain their results. Authors explore the physical constraints of achieving higher point totals and speculate on various factors like improved technical capabilities, increased interference, and evolving station setups. It is a fascinating journey into the contest's dynamics, leaving room for intriguing speculations about its future.
[ Hits: 70 | Votes: 2 | Rating: 10 ]

International SWL DX Contest 2023 - The international SWL Contest is oen to SWL all over the world. You can use a real radio receiver or a kiwi or web SDR. We have many sponsors who will give nice gift for best listeners of AM radios on SW and MW.
[ Hits: 34 | Votes: 2 | Rating: 5.5 ]

Mid Sussex Amateur Radio Society - Mid Sussex ARS is an RSGB-affiliated club and meets at its headquarters in Burgess Hill on the 2nd and 4th Friday of each month. They organize various activities ranging from talks by members or guest speakers, evenings on the air using their shack's latest SDR equipment, training evenings and used equipment sales. As well as scheduled club nights, they run many outdoor activities throughout the year, including direction-finding contests, town days, social evenings and Special Event Stations. They even have their own free online training academy!
[ Hits: 12 | Votes: 0 | Rating: 0 ]

Playground Amateur Radio Club - The Playground Amateur Radio Club has be in service to the Northwest Florida Panhandle since 1951. The team in Fort Walton Beach Florida sponsors and hosts multiple events, contests, Hamfests, Swapmeets, meetings, nets and technical instruction and assistance.
[ Hits: 13 | Votes: 0 | Rating: 0 ]

W0CW Kansas City DX Club - Established in the mid 1970's The Kansas City DX Club is an ARRL-affiliated amateur radio club open to anyone interested in DX or contesting. Our club callsign is W0CW. Many of our club members are from the Kansas City metropolitan area, on both sides of the Missouri/Kansas state line, but our roster also includes members from all over the United States.
[ Hits: 54 | Votes: 0 | Rating: 0 ]

Loudoun Amateur Radio Group - The Loudoun Amateur Radio Group (LARG) of Loudoun County, Northern Virginia, was founded in July 1993. LARG is a family oriented club with a wide variety of activities and interests. Some of these activities include public service, emergency communications support, high altitude balloon radio, camera and video flights, fox hunts, contesting and radio sport DX-ing
[ Hits: 70 | Votes: 0 | Rating: 0 ]

VA6AM Contesting Accessories - Custom built high and low power power band pass Filters, low band triplexers, triplexers and diplexers
[ Hits: 119 | Votes: 0 | Rating: 0 ]

MFJ-434 Voice Keyer - Let this microprocessor controlled MFJ Contest Voice KeyerTM call CQ, send your call and do contest exchanges for you in your own natural voice
[ Hits: 57 | Votes: 0 | Rating: 0 ]

SWL contest MW and SWL - The goal of this SWL contest is to listen a maximum of countries on medium wave and shortwave (AM radios) The winners will receive nice gift from our sponsors.
[ Hits: 19 | Votes: 1 | Rating: 10 ]

LogConv - LogConv is a versatile utility designed to convert Amateur Radio log files between various formats such as ADIF, Cabrillo, CT9, CT10, EQF, and TR Log. It offers both GUI and Command line versions for user convenience. LogConv normalizes QSO data, breaking it into separate fields for better visibility. Additionally, it can extrapolate geographic information from contest exchanges, aiding in awards tracking
[ Hits: 37 | Votes: 0 | Rating: 0 ]

QLog - QLog is a free log book program for Amateur Radio users that works on Linux, Windows, and Mac OS. It's made with the Qt framework and uses SQLite for storing data. QLog tries to keep things easy to use while offering all the features you'd need in a logbook. It's not meant specifically for contests at the moment.
[ Hits: 38 | Votes: 0 | Rating: 0 ]

AI-Powered Radio Signal Cleanup: Battling QRM in Real Time - Amateur radio enthusiast Jean-Paul Suijs discusses combating manmade noise (QRM) in radio signals using AI. Detailing experiments with phase-shifting techniques and the self-learning nature of AI, he explores AI-based audio processing apps for real-time noise cancellation during radio contests, demonstrating results on both medium wave and shortwave bands.
[ Hits: 71 | Votes: 0 | Rating: 0 ]

Smart SO2R Antenna Switcher: A DIY Solution - In pursuit of enhanced station efficiency, the author describes crafting an Arduino-based smart antenna switcher for an SO2R setup. Faced with manual antenna switching challenges during contests, the project utilizes a Logos Electromechanical 4x4 Driver Shield and a Power Screw shield for seamless functionality. Despite its raw appearance, the automatic switcher proves indispensable in contest scenarios, prompting considerations for future improvements and standardization of station control protocols.
[ Hits: 152 | Votes: 0 | Rating: 0 ]

Analyzing SSB Signal Quality in CQ WW Contest - This article investigates SSB signal quality during the CQ WW 2015 SSB contest. It highlights the importance of adhering to the ideal SSB signal profile, the impacts of intermodulation distortion, and the consequences of poor-quality signals. The analysis underscores the need for well-tuned equipment to ensure cleaner, more efficient signals and, consequently, a more enjoyable and spacious experience for contest participants and amateur radio operators.
[ Hits: 41 | Votes: 0 | Rating: 0 ]

Automatic Roger Beep for VHF/UHF Contests ^new - This project details an automatic roger beep circuit for VHF/UHF contests. Built around a Microchip PIC microcontroller, the design detects PTT (Push-To-Talk) activation and generates a brief tone upon release, mimicking a "roger beep" to signal the end of transmission. The circuit utilizes readily available components and includes downloadable resources for PCB layout and firmware.
[ Hits: 16 | Votes: 0 | Rating: 0 ]

Basic K3NG Winkeyer - This keyer being intended to be used mainly in conjunction with contest software. This keyer is based on an Arduino Nano and the Keyer software by K3NG. It has been designed with very basic features, and it is intended to work with logging software.
[ Hits: 87 | Votes: 0 | Rating: 0 ]