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TS-570 series specifications at universalradio

KU6S SBARA South Bay Amateur Radio Association

Computer Control and Soundcard Interface for the Icom IC 706

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

Modeling small 160 meter antennas, with a focus on the vertical H antenna

If you're driving around town listening to the buzz and engine whine blues, pick up this free pub and help yourself enjoy the music. Includes troubleshooting techniques and helpful hints.

Kenwood TS-590S features, accessories, specifications and details

The 2000 CQ WW Multi-Multi operation by the GM0B contest group from Benbecula, Outer Hebrides, Scotland, is documented, providing insights into a significant **DX contest** effort. This resource outlines the station setup, operational strategies, and team composition for a large-scale, multi-operator, multi-transmitter entry. It details the logistical challenges and technical solutions employed to achieve competitive results from a remote island location, a common scenario for **DXpedition**-style contest operations. The page offers a glimpse into the practical application of contest rules and the coordination required for a successful multi-operator effort. It serves as a historical record of the GM0B team's performance in a major international contest, allowing other contesters to compare operational approaches and understand the scale of such an undertaking. The information can be useful for those planning similar contest expeditions or studying past contest strategies.

Call Book Log 3.0 is a web-based logging solution for amateur radio operators, designed for self-hosting on a web server with MySQL/MariaDB and PHP 7+ support. It provides a mobile-friendly interface for viewing, adding, editing, deleting, backing up, and restoring QSO logs. The software features a streamlined setup process, allowing users to quickly deploy a personal logging system accessible via any web browser. Key functionalities include displaying the last **5** contact dates for previously worked stations, enhancing log management by providing immediate historical context during QSO entry. The system also includes a central administrative section for authenticated users to manage log entries. The 3.0 version represents a significant code overhaul, focusing on improved performance and a more *visually appealing* user experience compared to earlier iterations. Enhancements include better pagination, a redesigned menu with icons, and color-changing rows for improved readability. The add log page now incorporates a one-click time update feature, addressing user feedback regarding time synchronization during rapid QSO entry. This iteration builds upon previous versions like 2.1, which corrected an automatic _UTC date_ bug, and 2.0, which featured a full rewrite to resolve browser quirks and optimize search functions. The software's evolution demonstrates a commitment to functional stability and user interface refinement.

Coordinamento del radioascolto``Official website, in italian

QST Magazine Product Reviews - Key Measurements Summary - HF-Transceivers or Receiver and Linear Amplifiers

Activities, meetings and more

Amateur Radio - Antenna Zoning Book by Fred Hopengarten Telecommunications Lawyer

Packet radio applications by Luis Fdo. y Jose Carlos Ramirez, EB7CJO in Spanish

SDR-Radio.com is a Windows console for Software Defined Radio (SDR) receivers and transceivers. Designed for the commercial, government, amateur radio and short-wave listener communities, the software provides a powerful interface for all SDR users

W5DDL, Acadiana Amateur Radio Association, located in beautiful Lafayette, Louisiana.

Guest house with acomodation for 3 more people in Uruguay

The Hualapai Amateur Radio Club is located in Kingman, Mohave County, Arizona, USA (DM25xf).

An antique radio collection

Ham Radio ITU International Callsign Country Prefixes

German pirate radio station

Donwload the Kenwood TL-922A user Manual

"Sezione A.R.I. di Torino presents ""Sala Radio"" dedicated to Duilio Secoli I1TMD"

Kenwood TH-D7a TX band modification

The Boston Amateur Radio Club (W1BOS), and ham radio in Eastern Massachusetts

All about amateur radio lincencing in India

EB5AGV / EC5AAU Boatanchor collection. Useful data on TV-testers, Collins, Drake, Hammarlund, Hallicrafters, National, Heathkit, EF Johnson.

A comparative article on performance differences between Slim Jim antennas versus J-Pole antennas

Direct Conversion Receiver for Software Radio Soft66AD

"Croatian Radio-Television Public Corporation (Hrvatska radiotelevizija, ""HRT"")"

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.

Errante's virtual ground Balun, a state-of-the-art high power HF balun family.

The 160 meter ground plane is constructed from #10 stranded insulated wire available in most hardware stores. The feedpoints / tiepoints use PVC pipe T-sections Article by W1TR

The early 20th century saw significant advancements in wireless communication, culminating in the first successful transatlantic radio signal. This historical account details Guglielmo Marconi's pioneering efforts, from his initial experiments with electromagnetic waves to his patented wireless system in 1900. It describes the technical challenges of long-distance radio transmission, particularly the prevailing belief that radio waves would be lost due to the Earth's curvature over vast distances. On December 12, 1901, Marconi established a receiving station in Newfoundland, Canada, utilizing a _coherer_ and balloons to elevate the antenna. Signals, consisting of the Morse code letter "S" (pip-pip-pip), were transmitted from Poldhu, Cornwall, England. The successful reception of these faint but distinct signals across **1,700 miles** confirmed Marconi's theories, marking an epoch in communication history. This achievement demonstrated the viability of global wireless communication, paving the way for future developments in radio technology.

Aanarad Trabzon department turkey

a website by vu2fd with theory lessons, details on rules and regulations and planty of homebrew projects for radio amateurs, java calculators.

Shelby amateur radio club's VHF emergency net is open to all within the repeater's coverage area. 146.880 and 147.345 are the repeater frequencies. Shelby Radio Club is the sponsor of the Shelby hamfest.

Hamradio page with pictures and links

Chilean amateur radio club

This site is dedicated to the repair, restoration, preservation and sale of old collectable radios, both bakelite and wood.

A family of small size QRP SSB transceivers for the 15 MHz. Includes a cigarette pocket size QRP transceiver and a larger shirt-pocket transceiver.

Modifications for the Kenwood TS-870S

Amateur Radio in the Blackstone Valley area

Rail Radio Communication Feeds broadcasted from all over the United States and beyond.

MARC is dedicated to providing safe and reliable two-way radio communications for selected charity events in their respective regions

A web site dedicated to collecting and restoring antique crosley tube raidos. pictures and descriptions of antique crosley tube radios from the twentiew, thirties, forties, and fifties. radio advertising from the twenties, thirties, forties, and fifties. tube box art. links to many antique radio related sites.

Wiki Site dedicated to radio scanning info in New Zealand

Ham Radio Class Exam question pool effective 7/01/2010 thru 6/30/2014

For radio amateurs seeking to identify or verify callsigns from Bosnia and Herzegovina, an online callbook service offers a direct search utility. This resource focuses exclusively on the _T9_ prefix, allowing users to input a specific callsign and query a dedicated database. It serves as a historical reference for contacts made prior to its last update. The utility provides a straightforward interface for callsign lookups, presenting results based on data compiled up to _July 31, 2000_. While the information is static and not current, it remains useful for confirming older contacts or for historical research within the amateur radio community. The service is maintained by _Boris Knezovic, T93Y_, offering a focused resource for this specific geographic region.