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Some noteable Amateur Radio Operators

This article describes a loop tuning system that automatically keeps a contest-band loops properly adjusted as operator hop around each band, made with Arduino

ABC Vacuum Tubes is dedicated to providing Ham radio, amateur radio operators, antique radio enthusiasts, audio professionals and hobbyists the ability to choose from an inventory of over 3.5 Million Vacuum Tubes on hand under one roof.

UK ham radio Club for operators interested in caravaning anc camping

Discussion group of amateur radio operators that operate ham radios from their bicycles.

Magnetic Loop Antennas for The Radio Operator with Limited Space, a two part series of articles on how to construct a magnetic loop antenna, including directions on selecting high voltage tuning capacitor

This is a page designed to help the EMCOMM operator thinking of going portable. It will describe a way of having VHF UHF HF voice and digital in one box

Third-order Cauer filters can boost performance of multi-transmitter, multi-operator contest stations to the next level. The filters are practical and you don’t need expensive test equipment to align them.

The page discusses the concept of a 2-element Parasitic Ground Plane antenna for the 40-meter band. It includes a conversation between amateur radio operators discussing modeling results and design considerations for the antenna. The author shares insights on radial configurations and the impact on antenna efficiency and pattern.

Get familiar with the basic operating procedures for using the JT65 mode of HF digital communications, a 35 pages PDF file.

The RARC is the oldest ARRL affiliated club in Virginia. Founded in 1929 by Ted Mathewson, W4FJ one of the earliest Ham Radio Operators licensed by the FCC.

The Big Time Operators CB club based in muncie Indiana USA

Supplying over 2000 different vacuum tube types, valves, grid caps, sockets and capacitors. It is easy for Antique collectors, Ham radio operators, audio enthusiasts, broadcast enthusiasts and amateur radio hobbyists to buy, sell and trade vacuum tubes, electron tubes, audio tubes, valves, grid caps, sockets and capacitors

A social club consisting of Amateur Radio Operators and interested persons who share interest in radio, pleasure marine and technical activities.

"Amateur Radio Operators in Pueblo, Colorado have formed an association dedicated to public service called the ""Thunderbolt Amateur Radio Assn."""

Amateur Radio operator from Chennai (Madras),Tamilnadu, India

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

Homepage Of The Big Time Operators CB Club Based In Muncie Indiana USA

The HA8TKS VHF DXCluster is an essential online resource for amateur radio operators focusing on VHF and higher frequencies. This platform provides real-time information on DX spots, allowing users to track and engage in two-way radio communications effectively. The integrated map mash-up feature enhances the user experience by visually displaying the locations of DX stations, making it easier for operators to plan their contacts and optimize their antenna setups based on geographical data. In addition to the DXCluster functionality, the site offers various HAM tools, including a QRB calculator, which helps operators determine the distance to DX stations based on Maidenhead grid locators. The platform supports multiple modes of operation, including CW, SSB, RTTY, and digital modes like FT8 and JT65. With a user-friendly interface and comprehensive data, the HA8TKS VHF DXCluster is a valuable asset for both novice and experienced operators looking to enhance their DXing and contesting activities.

A freeware windows antenna design and modelling software developed by an amateur radio operators primarily intended for VHF yagi aerials.

Demonstrating the construction of a short dipole antenna tailored for the 60 meter band, this resource provides detailed instructions for radio enthusiasts with limited space. The design incorporates inductive loading using two inductors (L1/L2) made from PVC tubes, allowing for effective operation on 5 MHz. The antenna consists of 12 meters of wire, divided into four sections, with specific dimensions and materials outlined for optimal performance. Results from users indicate that this antenna can significantly enhance DXing capabilities on the 60 meter band. Feedback from operators suggests that while the design is effective, adjustments may be necessary based on individual setups, such as coil diameter and wire gauge. Many users report successful construction and operation, with some experimenting with variations to improve resonance. The practical application of this antenna design has led to successful contacts and improved signal quality, making it a popular choice among 60 meter band operators.

Official site of the "Italian Naval Old Rhythmers Club", gatehering CW operators from Military Navy and Civil Marine

iSpectrum is a free spectrum analyzer for MacOS that allows you to display live audio in a standard frequency plot, waterfall display or in a stereo oscilloscope view. Used by ham radio operators, audiofiles, musicians, and Sound Technicians.

Women Radio Operators of New England was established in 1955. WRONE is an amateur radio club for female radio operators living in the six New England states

A group of American amateur radio operators who are living in Germany and come together to participate in amateur radio activities

ex 9q5hx, s79hx, 4l1hx, 4k1hx, 4j0/ik2bhx, j3/k2bhx, 4u0g, operator at IR4T, J3A, 4U1ITU, 4U1UN

The Cuyahoga Amateur Radio Society (CARS) is a not-for-profit organization comprised of Amateur Radio (Ham Radio) operators dedicated to furthering the art of Ham Radio and to serving the public in times of disaster

Ham radio wire antennas are the most common form of antenna used by ham radio operators. Here you can find hints and tips on diy wire antennas

a forum for extra class operators to discuss cw, and extra class operation without the usual friction debates.

iOS EchoLink client, this free app will allow licenced ham radio operators to use iPhone, iPad or iPod devices to connect to the echoLink system and connect to repeaters or other echolink users.

Authoritative group for Kenwood TS-480 operators 1300 users and growing!

WA7LAW.COM is a site to support the activities of the Snohomish County Hams Club and for the use by ALL amateur radio operators in and around Snohomish County, club members or not.

The Northwest Amateur Radio Society serves amateur radio operators in the suburban FM 1960 area NW of Houston, Tx. NARS is active in community and public service events.

A live map of current KiWiSDR receivers available on the network. It allows users to explore a directory of web-controlled receivers for listening to HF and VHF stations worldwide. The site provides access to remote ham radio stations online, making it a valuable resource for amateur radio operators.

FLMSG is a simple forms management editor for the amateur radio supported standard message formats. Form data can be transferred between computers either using standard internet email or via radio frequency broadcasts typically made by an amateur radio operator on your behalf.

A gathering of Amateur Radio Operators in RV's near Quartzsite Arizona.

Rules of CQ World Wide RTTY Contest. The CQ World Wide RTTY DX Contest take place last full week-end of September, inviting amateur radio operators globally to connect across various CQ zones and countries. Participants will operate on five designated bands: 3.5, 7, 14, 21, and 28 MHz, exchanging RST reports and zone numbers. Scoring is based on QSO points multiplied by zone, country, and QTH multipliers. The contest encourages innovation in operating strategies while adhering to established rules to ensure fair competition among entrants.

The Central Texas DX & Contest Club (CTDXCC) is a group of Amateur Radio operators in the central Texas

C.A.R.L.A. is a growing network of repeaters providing coverage across Northern & Central California and Western Nevada. It is intended to be used as a reliable communications resource during significant local, regional and wide area incidents, and is open to all licensed amateur radio operators

The page provides detailed instructions on how to build a 60 meter End Fed Half Wave Antenna Tuner, with large pictures and diagrams. It is aimed at amateur radio operators looking to construct their own antennas for the 60 meter band.

Serving the needs of the Amateur Radio Operators in Charlotte, DeSoto, Hardee, Highlands, Hillsborough, Manatee, Pasco, Pinellas, Polk, and Sarasota Counties.

The Mobileer group is for California Amateur Radio (Ham) operators to discuss family mobile radio caravan and camping trips.

Downloadable brochure (PDF) that provides a handy guide to Amateur Radio terminology, instructions on making a contact, phonetics, a Morse code dictionary, rules on 3rd party operation and amateur radio courtesy.

Hams or amateur radio operators and CB operators usually cannot have ideal grounds, but with some care and planning they can have nearly perfect systems

The mid florida dx association was formed in february 2005. to promote friendship and cooperation among amateur radio (wireless) operators primarily

Notes from an amateur radio operator. Martin Ewing Branford, Connecticut, USA, topics are Ten-Tec Orion, Station Grounding, PSK31 Morse, etc.

The station can be configured for either SO2R (single operator-two radios), M/S (multiple operators single radio), or M2 (multiple operators two radio) contest classifications.

Pileup simulator for for the existing and future DX-pedition operators, and for those who are curious how it feels to manage a pileup.

Fellowship for all Amateur Radio Operators of Rockingham County. Home of the N4IV repeater system. Licensing classes, testing, ARES, and Skywarn

Dxpedition information site has dates, frequencies, operators etc. Planning a searchable data base for logs.