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Online ham radio practice exam by eHam, allow practice current exams but also old amateur radio exams based on old licence classes.

Ham Radio Mapping and QSL managent software

Small and inexpensive homebrew HF radio 5W Output, CW SSB AM FM, DSP, Speech Processor, Sprectrum Scope, Watefall Display. mcHF is a small, home-brewed amateur radio project. Firmware is released as open source.

WM7D's FT100 resource page, dedicated to providing information about and resources for, the FT100

JT65 is a digital protocol intended for Amateur Radio communication with extremely weak signals. It was designed to optimize Earth-Moon-Earth (EME) contacts on the VHF bands, and conforms efficiently to the established standards and procedures for such QSOs.

ST2NH blog - first ham blog from africa fatures QRP,Homebrew,news,links

FREE specialized software in the detection and registration of echoes radio products by meteors shower, falling star, at the time of their gone in atmospheric. They are destined to all possessors of a radio and a computer, interested parties by this simple technique of radioastronomy.

"QEX is the ARRL "Forum for communications experimenters." QEX is published bimonthly, it features technical articles, columns, and other items of interest to radio amateurs and communications professionals

Free memory backup/restore program for the Yaesu VR-5000 receiver.

If your doing any home brewing gear for ham radio its a great idea to have a dummy load. This will to your radio be the perfect antenna...it will never radiate but your radio sees a perfect 50 Ohm impedance.

Spanish ham radio shop with a complete amateur radio equipment offer

allows a Macintosh computer to communicate via packet radio with the amateur packet satellites currently in operation using the 'PACSAT' protocols

The website provides information on the Romanian Amateur Radio Federation's participation in the World Youth Radio Orienteering Championships in 2025. It includes details on the event, the participants, and their results.

Treffpunkt Amateurfunk (German)

Does your Amateur Radio system comply to the EMI rules ? (German values implemented)

Find the best placement of a mobile antenna

This document contains the detailed instructions to build a homemade lindenblad antenna using a twin-lead as dipole elements. This document contains 9 pages and includes a detailed construction sequence and some drawings to build this antenna for UHF and VHF ham radio bands

A simple center-fed dipole made just with a thin-wall PVC pipe, aluminum tape, and RG-8X coax

Packet Radio, dx news, QRP, awards and software from slovack radio club

The Amateur Radio Society of ROYAL SIGNALS (British Army), 1550 Members. MERCURY Journal issued three times a year (Editor G3NVK) Regular (daily) Nets. Awards and Contests. Own QSL Bureau. E-mail List Server open to all. Regularly updated Web Site (Web Master G3NVK) includes EASYMAIL facility, Guest Book, Photo Gallery, Society Rules, Military Museums.

Operating a specialized DX cluster, this service provides real-time DX spots exclusively from stations confirmed to be _Log of The World_ (LoTW) users. This unique filtering mechanism allows DXers to prioritize contacts with stations that are highly likely to upload their logs to LoTW, streamlining the process of achieving confirmed DXCC or other awards. The cluster aggregates data from various sources, presenting a focused view of active LoTW participants across multiple bands. By narrowing the scope to LoTW-active stations, the platform significantly reduces the effort required for QSL management, as users can confidently pursue contacts knowing a digital confirmation is probable. This targeted approach is particularly beneficial for contesters and DXpedition chasers aiming for rapid award qualification, offering a strategic advantage in identifying viable contacts. The service supports both web-based access and traditional telnet connections, ensuring broad compatibility for amateur radio operators. It processes thousands of spots daily, with a focus on delivering accurate and timely information relevant to LoTW users, facilitating more efficient and productive operating sessions.

Fort myers amateur radio club is located in fort myers florida. fmarc has around 300 ham radio operators.

Arduino automatic CW Keyer for amateur radio

An extension of the excellent decoding software JT65 HF by Joe W6CQZ for amateur radio digital mode JT65

Amateur radio open source log program written in PHP. Put your log online for visitors to browse in real time. Access your log from any web browse, can run under windows linux and macos with apache, mysql and php

Remote ham radio operation through a Raspberry Pi

A podcast devoted to long-distance radio reception on the AM broadcast band. AM, or Medium Wave (MW), signals can travel thousands of miles.

Norm's Rotor Service specializes in sales, service and parts for ham radio antenna rotators, antenna rotator, antenna rotors

Interesting post with a practical video of using solar panel with a yaesu ft-857.

This modification will allow the MkIIG to transmit on most of the frequencies that it receives on.

Operating in the Nordic region often requires specific call sign lookup tools, and this resource offers a dedicated search service for Swedish amateur radio operators. Users can query the database by entering a call sign, a family name, or a city, facilitating the identification of hams within Sweden. This functionality is particularly useful for DXers attempting to confirm contacts or for local hams seeking to connect with others in their area, leveraging the official data provided by the Swedish Amateur Radio Society (_SSA_). Such a lookup service streamlines the process of verifying contacts for awards like _DXCC_ or for general QSLing purposes. While many global callbooks exist, a national service like this often provides more granular and up-to-date information for its specific region. The ability to search by city can be especially beneficial for local rag-chewing or for coordinating activities within a specific geographic area, offering a practical complement to broader international databases.

how to make a gamma match for a antenna. The Gamma match is the most used matching device used for yagi beams.

Free windows logbook program for SWLs, allow a quick and fast SWL logging during ham radio contests. Dupe check, utc time, partial check, cabrillo file export, multi language support

Ham radio tower project by VK6YSF

This is the ham radio station of VK4HF near Brisbane Australia which is available for Ham Radio Holidays.

MSHV is a free windows and linux multimode software that support weak signal digital modes like MSK144 MSKMS JTMS FSK441 FSK315 ISCAT JT6M FT8 FT4 JT65 PI4 amateur radio modes. MSHV features several interesting features including the Multi Answering Auto Seq Protocol, allowing multiple signal transmissions to be used during dx peditions.

Canadiam ham radio dealer for Alinco, Alpha Delta,Bencher, Ameritron,Anli,Butternut,Comet,Daiwa,Cusfcraft,Icom,Kantronics,Laha,Vectronics,MFJ,Yaesu products

Amateur radio propagation studies (science, research, engineering, operating) and the BeamFinder propagation analysis software

The purpose of this page is to examine the performance of a typical Beverage when all variables except length are held constant

The Official Web Site of the Long Island Mobile Amatuer Radio Club. The 4th largest ham radio club in the USA! We have 3 hamfests a year and repeaters on 2M, 70 CM, 220 Mhz and 1.2 Gig.

Promote and announce amateur radio special event stations.

Access to club info, meeting info, regional weather radar, linux links and various amateur links.

Windows shareware, automatic NCDXF beacon monitor for Radio Amateurs, SWL'ers and HF communication engineers. by Alex VE3NEA. It continuously monitors 18 NCDXF beacons on five bands, automatically detects the presence of the beacon signals, even in QRM and noise.

FISTS is a well established and recognized CW organization in the world of amateur radio.

Radau-Funktechnik - ham radio dealer from Lorrach, Germany

The HB9DHG Contest Calendar aggregates contest information, offering direct links to official rules and past results for various amateur radio competitions. It features a curated list of events, with a focus on HF and digital mode contests, ensuring that operators can quickly access relevant details for upcoming and historical events. The calendar is regularly updated to reflect the latest contest schedules and rule changes. Each entry typically includes the contest name, dates, and a direct link to the sponsoring organization's page, such as ARRL or DARC, where full regulations and scoring information are available. This resource streamlines the process of finding contest specifics, which is crucial for effective pre-contest planning and post-contest analysis. Validation and checking of contest information are emphasized, providing a reliable source for operators planning their contest activity throughout the year. The calendar supports both CW and SSB modes, alongside various digital modes.

A DIY project of a WiFi 10 elements Yagi antenna

Repeaters available in or near Ridgecrest California, Amateur Radio License Examination Schedules

Dedicated to State-of-the-Art lightweight portable radio. Sotabeams produces and sells amateur radio products dedicated to ham radio portable operations. Antennas, supports and masts, filters, wires and more accessories for amateur radio.

DX_Central, a compact desktop application, provides amateur radio operators with critical propagation data by aggregating solar statistics and imagery from various authoritative sources. This includes real-time information from agencies like NOAA and NIST, offering insights into current space weather conditions that directly impact HF propagation. The software is designed for both Linux and Windows operating systems, making it accessible to a broad range of hams. It presents a concise overview of solar activity, which is essential for planning DX operations and understanding band openings and closures across the HF spectrum. Operators can utilize the displayed solar flux index, K-index, and other relevant parameters to make informed decisions regarding their operating times and target bands, optimizing their chances for successful long-distance contacts.