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Home of the Pampanito Amateur Radio Club

A PTT switch from Home Depot parts

IZ5CML, Enrico Giannerini, obtained his amateur radio license in 1998, achieving DXCC contacts with all entities over 18 years of activity. His station, located in Empoli, Tuscany, Italy, focuses on HF and 50 MHz operations, primarily using SSB, CW, and some RTTY. He emphasizes direct radio communication, preferring "human modes" over digital modes like FT8/4, which he views as detaching the operator from the signal. Enrico's operating interests include DXing, IOTA activations, and major HF contests, where he has participated both individually and with teams like IQ5LV and IO5O. Notable activations include Sao Miguel and Flores (CU8, EU-089) in the Azores in 2005, and Antiparos and Paros (EU-067) in Greece in 2006 and 2014. He also contributes to the Hamradioweb forum, promoting good operating practices and publishing the monthly "Dxschedule" for upcoming DX and contest activities. The website includes a blog with articles on DX, ionospheric propagation, and antennas, reflecting his long-standing passion for radio, sparked by the 1980s film "La Tenda Rossa" and years as an SWL.

Litchfield County New Milford Connecticut Harwinton Warren Watertown Waterbury Washington

Havering and district Amateur radio club based in Hornchurch, Essex

This free amateur radio world map is a scalable vector graphics drawing. Two formats are available a SVG vector graphics and a high resolution PNG bitmap format in 600 DPI resolution. Current map picture has been updated on 2023.

Essex CW Amateur Radio Club

Low Country Amateur Radio Club Summerville, South Carolina 147.060+ / 147.030

An interesting article on pedestrian portable HF DXing

Converting the GN9120 Wireless Bluetooth Interface for Amateur Radio

Review of the X1M HF QRP trasceiver by VE3FAL

Ham radio classifieds from holland

Jules Verne's "Around the World in 80 days" is old fashion way. Be an amateur radio I'll bet you'll rounding the world just on a flash!

Topeka, Kansas

Presentation station,contest,portable,techniques,bidouilles,balises,relais,radioamateurs,swl,technique,infos,reglementation

On March 27, 2017, the FCC adopted final rules for the USA 630-meter band, detailed in Report and Order FCC 17-33, which required PLC coordination with the Utilities Telecom Council before amateur operations could commence. This resource documents the WD2XSH experimental group's activities, including authorized stations, band plans, and frequency assignments within the 465-515 KHz range, with many stations operating between 495-499 KHz and 501-510 KHz. The site also highlights the WRC-12 decision on February 14, 2012, which granted a new **7-kilohertz-wide** secondary allocation between _472-479 kHz_ for the Amateur Radio Service worldwide. The group's efforts included operating with a maximum ERP of **20 Watts** across 45 stations in the continental USA, Alaska, and Hawaii, using emission modes such as CW, PSK-31, FSK-31, and MSK-31. The site provides links to download FCC 17-33 in PDF and DOCx formats, and offers a station location map, a list of stations by callsign and frequency, and an archive of news updates. Reception reports for any 600-meter station are encouraged to help the amateur radio community understand propagation and repeatability on this challenging band.

A cavity filter, often a critical component in _duplexer_ designs, functions as a sharply tuned resonant circuit, allowing only specific frequencies to pass while attenuating others. These filters are essential for maintaining signal integrity in environments where multiple transmitters and receivers operate simultaneously on closely spaced frequencies, such as in repeater stations. The article details how these filters, sometimes referred to as _notch filters_, achieve high Q factors, which are crucial for their performance. Understanding the principles of cavity filters is fundamental for any amateur radio operator involved in repeater operation or designing custom RF front-ends. The discussion covers the basic circuitry and operational characteristics that enable these devices to provide significant isolation, often achieving **-80 dB** or more between transmit and receive paths. This level of isolation is vital for preventing receiver desensitization and intermodulation distortion. Properly tuned cavity filters ensure that a repeater can transmit and receive simultaneously on different frequencies without self-interference, a common challenge in VHF/UHF operations.

Sioux empire amateur radio club - wØzwy - sioux falls, south dakota

The Denton County Amateur Radio Association is located in Denton, Texas

The first interactive map of amateur radio repeaters and more updated in REAL TIME.

Participating in state QSO parties offers a focused opportunity for amateur radio operators to make contacts within a specific geographic area, often aiming to work all counties or administrative divisions. The Michigan QSO Party (MiQP) serves as an annual event where hams worldwide can connect with stations located in Michigan, contributing to county totals and overall scores. This resource provides the official rules, historical results, and information on planned operations, enabling participants to prepare effectively for the contest. Contesters can access details on scoring, exchange requirements, and various operating categories, ensuring compliance with the _Mad River Radio Club_ (MRRC) sponsored event. The site also offers downloadable Michigan county maps, a crucial tool for those pursuing county hunting awards or planning their operating strategy to maximize **multipliers**. Beyond the contest specifics, the platform facilitates community engagement through a link to the official groups.io mailing list, fostering interaction among participants and organizers. It also directs newcomers to the _ARRL_ for general amateur radio licensing information.

The Vintage and Military Amateur Radio Society was formed with the following aims,To encourage and facilitate the collection, preservation, restoration and use of radio equipment

A complete guide for newcomers edited by the Radio Amateur Society of Australia Inc. This free PDF includes several basic articles for new hams, with particular reference to Australian regulations, but is however a good guide for those who are aproaching the hobby worldwide.

supports three repeaters in the Florence SC area. The Club Callsign, W4ULH authorized by the Federal Communications Commission.

Online calculator for J-Pole antennas. The J-pole antenna consists of a short and a long vertical pole with a feed point near the bottom. The antenna looks like the letter J, hence the name J-pole antenna.

Ham Radio Club for Norwich, CT. Meetings are the 3rd Thursday of each month at Norwich F D HQ, 10 N. Thames St., Norwich, CT at 7:45pm.

Luxembourg Amateur Radio Society, Reseau Luxembourgeois d'Amateurs d'Ondes Courtes, RL

The Breeze Shooters is an amateur radio organization based in Western Pennsylvania, established in 1937 by a group of local hams. The club's initial focus was on fostering camaraderie and promoting amateur radio activities among its members. Over the decades, its membership has grown significantly, at one point exceeding 1,800 individuals, making it one of the larger regional ham radio clubs. The organization maintains a casual operational structure, emphasizing member participation in various aspects of the hobby rather than strict formal governance. The club actively supports and organizes events such as the annual Breeze Shooters Hamfest, a significant gathering for the amateur radio community in the region. Members frequently engage in contesting, DXing, and local emergency communications support. The club's history includes a strong tradition of mentoring new hams and providing a platform for experienced operators to share knowledge and resources. Its enduring presence in Western Pennsylvania underscores its role in sustaining local amateur radio interest and activity.

Official kenwood document explaining proper procedure to upgrade firmware on a Kenwood TS-590S

TEAC is an ARRL Affiliated Amateur Radio Club serving the Northeast area of Harris County including Humble, Kingwood, Atascocita, Huffman, Porter and surrounding areas.

This blog is devoted to my station and all of my radio activities

The **Arlington Amateur Radio Club** (K5SLD) website details club activities, including a weekly Taco Tuesday net on their 147.140 MHz repeater with a 110.9 Hz PL tone. The club, organized in July 1955 by 22 hams, also hosts monthly dining events and promotes Community Emergency Response Team (CERT) training through the Arlington Fire Department. Membership renewal information for 2026 dues is prominently featured, with an online payment option and a donation button available on the "Pay Dues" page. Club communications extend to a dedicated Facebook page for members and the wider amateur radio community. The site lists upcoming contests and encourages participation in local events. The 2-meter repeater net is open to all, fostering local camaraderie and technical exchange among hams in the Arlington, Texas area, regardless of club affiliation.

Amateur radio clubs provide essential local support and foster community engagement for radio operators. The VE2CLM website serves as the online presence for the Club Radio Amateur de la Rive Sud de Montreal, offering information about club activities, events, and membership. It details upcoming gatherings such as monthly member meetings and the annual **Hamfest**, a significant event for local hams to connect and exchange gear. The site also features recaps of past events, including a video from **Field Day 2022**, showcasing the club's participation in emergency preparedness exercises and outdoor operations. The resource highlights the club's focus on regular interaction and event organization, with specific dates mentioned for future activities like the April 9, 2026, monthly meeting and the October 18, 2025, Hamfest. By documenting these events, the club demonstrates its commitment to active participation in the amateur radio community. The content provides practical information for members and prospective members interested in local ham radio operations and social events within the Quebec region.

Serving the Big Bend area of west Texas

General interest club with a slant toward contesting. Sponsor of the Wisconsin QSO Party

Omarc, the ocean-monmouth amateur radio club, inc.

Details on projects by WA3TFS published in QST magazine over the past few years. Includes an online shop with several ham radio kits, circuit boards, simple SDR transceivers

Old Cars and Amateur Radio. This club has a repeater on site of the World Longest Running car cruise. Part of the ARRG.US network

Web Page of the Fort Smith Amateur Radio Club

Kootenai County's general interest club.

The Nashoba Valley Amateur Radio Club (NVARC) was formed in Groton, Massachusetts, in the spring of 1992 and has grown from the original 13 founders to over 60 members.

Ham radio licencing in UK by RSGB

ECARS began operation in 1968 as an Amateur Radio public service net for mobile operators on 7.255 MHz