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Logger32 is a well-established amateur radio logging program designed primarily for DXers who require a flexible and data-driven logging environment. The software maintains a comprehensive logbook database capable of handling large volumes of QSOs while offering detailed tracking of DXCC entities, awards, and band/mode statistics. One of the core strengths of Logger32 is its DX cluster integration. The program connects to telnet DX clusters and displays spots in real time, with filtering options by band, mode, country, or callsign. The cluster window can automatically highlight needed DXCC entities, band-fills, or new modes based on the operator’s log. Logger32 also provides rig control through CAT interfaces, supporting a wide range of transceivers via serial or USB connections. When properly configured, frequency and mode are automatically captured in the log entry window. The software supports digital mode integration through external applications and can exchange information using standard interfaces. Another important feature is its award tracking system, including DXCC, WAS, IOTA and other common amateur radio awards. The program calculates worked, confirmed, and needed entities with detailed reports. Logger32 supports ADIF import and export, allowing interoperability with other logging systems. It also includes QSL management, with tracking for bureau, direct, and electronic confirmations such as LoTW or eQSL when configured. Overall, Logger32 remains a technically capable logging solution focused on DX tracking, cluster awareness, and detailed statistical analysis of operating activity.

Several grid square maps on the net, including world maps, regional maps and specific country grid square maps, collected by ve2pij

A free application that displays location information determined from a callsign, displays translations of common "QSO words and phrases" in the languages used in the callsign's DXCC entity, displays beam headings and SpotCollector DX Spots on a world map, displays country maps, and provides point-and-click control of antenna rotators from AlfaSpid, ARSWIN, Heath, Hygain, M2, Prosistel, SARTek, TIC, Trackbox, and Yaesu

Over 200 Telnet DX cluster entries are meticulously cataloged, each providing the cluster's callsign, IP address or hostname, and the specific port for connection. The resource details the geographic location for each cluster, often including grid square information or city/country, which is crucial for operators seeking regional or local spotting networks. For instance, **AB5K** offers both worldwide and USA/Canada-only spot feeds, while **K2LS** explicitly limits spots to USA/Canada/Caribbean Zones 1-8, excluding chat messages. The compilation serves as a practical reference for amateur radio operators who utilize traditional Telnet clients for real-time DX spotting. It presents a raw, unadorned list, prioritizing direct access information over elaborate interfaces. This format allows for quick integration into logging software or terminal programs that support Telnet connections. Distinctively, the resource focuses exclusively on Telnet access, differentiating it from web-based or aggregated cluster services. The sheer volume of listed clusters, spanning continents from Europe and North America to Asia and Oceania, makes it a robust tool for DXers and contesters aiming to monitor propagation and identify rare DX stations across various bands.

A large collection of maps of each dxcc country with general information, banknotes and coins, satellite images, flags and national information where available by SP6NVK

You can have your persolal DXCC country list with correct beam heading calculated on you grid square location

This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band. Use it only if legally permitted in your country. I assume no responsabilities deriving from its use. Standard disclaimer applies

Version 7.22 of XMLog provides a fix for an issue where the ARRL LoTW application TQSL produced error messages concerning invalid "MY-COUNTRY" values, ensuring smoother integration for award submissions. The software supports flexible log searching, allowing users to select log subsets based on any field, such as RTTY QSOs on 40 meters during a specific month, or entries for a single country with sent but unreceived QSLs. XMLog tracks DXCC, WAZ, WAS, county hunting, IOTA, and grid square awards, managing QSL sent/received status and submission status to award sponsors, with LoTW crediting for DXCC and WAS. It generates detailed reports summarizing QSL status by band and mode, identifying needed countries/states/zones, and listing critical QSOs that could boost award totals. The system also integrates with callbook services like QRZ.com (subscription required) and WM7D.net for lookups, and facilitates QSL and mailing label printing using standard or custom layouts. Further capabilities include ADIF, Excel, and CSV log import/export, a Packet Window for Internet PacketCluster nodes or TNCs with history and scripting, and vocal/CW alerts for needed QSOs based on PacketCluster spots. Rig control is supported for a wide array of Alinco, Elecraft, Flex, Heath, Icom, JRC, Kenwood, TenTec, and Yaesu transceivers, enabling frequency/mode synchronization and control. CW support is provided via a serial port interface compatible with N1MM or K1EL WinKeyer, allowing CW sending from a keyboard or pre-programmed messages.

Complete DXCC list in a plain text file updated by ARRL

Demonstrates _EasyLog_, a commercial logging software for Windows, first released in 1989. The software automates QSO logging, manages awards, and integrates with LoTW for credit submission. It features powerful and intuitive award management, seamless DX-Cluster integration, and a reliable country recognition system, supporting over **37 years** of continuous development. EasyLog provides dedicated technical support and regular updates for awards and DXCC country recognition. Users gain 12 months of access to all software versions and Manager updates with each purchase or renewal, with an option for 13 months upon early renewal. This tool transforms station management, freeing operators from repetitive tasks and enhancing the overall radio experience for both new and experienced DXers. The software is priced at **39,95€** for new users, including 12 months of updates.

Download the PDF with USA Amateur radio HF band plan and common country prefixes updated in 2008 by Icom

Over 70 international contests are supported by YPlog, a Windows-based logging and radio control program designed for amateur radio operators. This software integrates with various digital mode applications like _WinPSK_, _HamScope_, and _MMTTY_, facilitating partially automated log entry for modes such as PSK31, CW, and RTTY. It provides comprehensive logging capabilities including QSL label printing, beam headings, and dup-checking, alongside award tracking for DXCC, ITU/CQ zones, IOTA, Grid Locators, and Counties. The program offers advanced contesting features, including multi-multi or multi-2 networked operations with automatic log data sharing, multiple Cabrillo submission formats, and configurable CW keyboard layouts. Device support extends to TR-compatible CW keying, SO2R control with Top-Ten devices like the DX-DOUBLER, and internal W9XT digital voice keyer integration. YPlog is notable for its support of the _OK1RR DXCC_ country resolution files, providing a robust historical DX compendium. Beyond logging, YPlog includes two freeware utilities: one for computing design parameters for coaxial traps and another for displaying and printing azimuth and Mercator maps from the operator's QTH. The software runs on Windows 95/98/ME/NT/2K, with a recommended screen resolution of 1024x768. Registration costs **$50.00 US** to unlock all features, including full contesting capabilities and rotator control.

Over 20 years of development have gone into _Shacklog_, a logging software designed for radio amateurs and Shortwave Listeners (SWLs), primarily from the UK. This resource provides a detailed overview of its capabilities, which include real-time and post-event QSO logging, comprehensive log analysis and reporting, and the ability to print QSL labels. It also features a country status display, rig control integration, and supports importing existing logs, along with interfacing with CallBook CD-ROMs for callsign lookups. The software facilitates efficient management of radio contacts, allowing users to track their DXCC status and other awards. Its analytical tools help operators review their operating patterns and contest performance, while the QSL label printing function streamlines the process of confirming contacts. The integration with rig control systems enhances the logging experience by automating data entry, making it a practical tool for both casual logging and competitive contesting.

Almost a fresh QSL manager Database, Country Tables for YPLOG by VE6YP (updated monthly), Additional files for the TRLoog by N6TR. Technical topics for HF Contesting (mostly CW), software download (a huge collection)

Large picture of a 2011 amateur radio map with DXCC country list

For amateur radio operators running Microsoft Windows XP or later, Lux-Log provides a robust logging and contest software solution, designed by Norbert Oberweis, LX1NO. It is capable of managing over 30,000 logbooks within a single database and image copy, offering comprehensive data handling features. The software facilitates data import and export via **ASCII** and **ADIF** formats, ensuring compatibility with other logging applications, and includes an integrated tool for converting data from other programs into ADIF. It provides instant feedback on previous contacts and country information during data entry, alongside static or serial value generation for contesters. Lux-Log integrates a versatile award module, currently supporting 123 definitions for popular awards such as DXCC, WAZ, WAS, US Counties, IOTA, and more. Operators can generate pre-defined and user-definable data queries, visualize statistics through bar/pie charts, and print QSL labels. The software also interfaces with the RAC Callbook and HamQTH, supports LoTW, and offers radio control for Icom and Yaesu FT-857 transceivers. Additionally, it supports telnet connections to internet clusters and integrates with K1EL's WinKey for CW generation, making it a comprehensive tool for both general logging and contesting activities.

This web site represents the home of "Country Files", databases of entities (countries), prefixes and callsigns that are used by amateur radio logging software. There are three "flavors" of country files: CTY.DAT used by contest logging software such as CT, N1MM, NA, TR and Writelog DX4WIN.CTY used by the DX4WIN logging software WPXLOC.DAT used by packet cluster software such as AR-Cluster, CC Cluster and DX Spider maintained by Jim Reisert, AD1C

SDR Receiver a compact high performance HF software defined radio receiver designed to be used in fixed or portable stations. Version 2 of the receiver is now available. It now has an RF pre-amplifier using a power MOSFET and other revisions to improve it's performance both as a stand alone receiver and as an IF panadaptor with HF and VHF transceivers.

Linux-based amateur radio logging software, _CQRLOG_, integrates a Firebird database for robust data management and offers radio control via _Hamlib_ libraries. It provides essential features for DXers and contesters, including DX cluster connectivity, _QRZ_ callbook lookup, a grayline map, and support for the ON6DP QSL manager database. The application incorporates a country resolution algorithm, developed by OK1RR, which is noted for its accuracy in identifying DX entities. The software's design prioritizes operational ease and maintenance, making it suitable for active logging. Its country resolution algorithm, based on meticulously maintained country tables, aims to minimize errors in DXCC credit. The integration of _Hamlib_ ensures compatibility with a wide array of transceivers, simplifying rig control for various operating modes and contest scenarios.

Home page of the Dallas Amateur Radio Club, located in Dallas, Texas. The DARC is one of the oldest clubs in the country, founded in 1914.

The current ARRL DXCC country list by Bill Brelsford, K2DI

TR4W is a contest logging software package supporting over **180** amateur radio contests. The program operates on Windows 7 to windows 11 operating systems. It supports CW keying via serial port, LPT port, or Winkey, with CW speeds ranging from 1 to **99** WPM. Paddle input via LPT port enables the program to function as a keyer, with paddle input aborting computer-generated CW. PTT support includes programmable delay. The software incorporates automatic super check partial and call checking, along with an expanded .DTA database format for names, QTH, grid, and SS check information. A band map displays color-coded aging data. The software features a built-in telnet DXCluster interface, automatically inserting spots into the band map. It supports RTTY operation via the MMTTY engine and includes WAE QTC support for both European and non-European stations. TR4W provides radio interfacing for Elecraft, Icom, Japan Radio, Kenwood, Ten-Tec, and Yaesu transceivers, utilizing serial or USB-to-serial adapters. Networked multiple-rig operation is supported through a client-server model using TCP/IP protocol. Integrated two-radio support (SO2R) is present. The program includes on-the-fly MP3 recording and log backup to USB drives or selected HDD folders. It uses the standard CTY.DAT file for country and beam heading data.

PA is a JAVA software package containing several programs, SW/VHF/UHF Logbook (imports format from RADIOMAN, VMT), Log conversion to HTML format, Import and export functions for RADIOMAN, CT RES files, BV QSL Labels, CSV etc. Internet DX-Cluster support, Keeps track of your worked Callsigns, Checks your worked Grid Squares per band, Databases for worked Grids and Callsigns Uses K1EA CQWW.CTY country file, Easy command line version for terminal operation Moontracking as clock, Pathloss calculation

APRS over digimodes including PSK, QPSK and GMSK with digipeating and two way HF internet gateway to the APRS-IS

The Voice of America (VOA) website serves as a primary digital platform for its international news and information services, broadcasting in 44 languages. The resource presents a wide array of current events, geopolitical analyses, and cultural reports, reflecting a global perspective on news originating from the United States. Content spans various regions, including Africa, Asia, the Middle East, and specific country-focused reports from VOA's language services, such as VOA Uzbek, VOA Kurdish, and VOA Russian. The site features top stories, special reports, and sections like "All About America" and "VOA Explains," providing in-depth context on US-related topics and global issues. The VOA platform offers a continuous stream of updated news articles, covering political developments like government shutdowns, diplomatic relations, and international conflicts, alongside social and economic issues. It also includes sections for "Worth Watching" videos and "From VOA's Language Services," highlighting the breadth of its multimedia output. The content is designed to inform a worldwide audience, often presenting multiple perspectives on complex international events and US foreign policy, making it a significant reference for those monitoring global news and shortwave broadcast content.

We are a group of Amateur Radio Operators who travel around the country in Recreational Vehicles and host radio nets to keep in touch with one another

DX Atlas - DX Locations of the World by QRZ.com

Over 47 full-screen maps are available within _NAOMI_ (North American Overlay Mapper), a free Windows program designed for US and Canadian amateur radio enthusiasts. This mapping suite includes 9 backgrounds such as CQ Zones, ITU Zones, and ARRL Sections, along with 16 foreground layers like Counties, Areacodes, and Grid Locators. Users can calculate distances and bearings, track real-time mouse positions with continuous Grid-Locator data, and integrate with APRS for live station tracking via the FindU database. For a global perspective, the _Global Overlay Mapper_ (GOM) provides a world map, 8 continental maps, and 29 sub-continental maps, all with 12 active layers including Country Outlines, CQ/ITU Zones, and Prefix information. Both NAOMI and GOM offer feature-locate systems to jump to positions based on prefixes, capital cities, or Grid Locators, and provide customized beam headings and distance displays. The site also features _LogView_, a post-contest log visualization tool that analyzes Cabrillo-format logs by plotting QSOs on maps, supporting over 30 major contests like CQWW and ARRL DX, and allowing comparison with published results.

This program extracts statistics from a dx.dat file to show numbers of spots for each country on each band

UK manufacturer of ham radio accessories, including TNX, SDR receivers, RF Diplexers Triplexers, bandpass filters, iambic memory keyers.

The HamCall.net database offers a detailed listing of amateur radio callsign divisions, organized by prefix, which is crucial for DXers and contesters to quickly identify the geographical origin of a station. Each entry includes a specific callsign prefix, the total count of callsigns registered under that prefix, and the associated DXCC country or entity, such as "AL9Z 43203 USA" or "3AOH9MM 237 MONACO." This structured data allows operators to rapidly ascertain the DXCC entity for a given callsign, aiding in QSL verification and award tracking. This information is particularly useful for confirming rare DX entities during contests or for logging contacts for awards like DXCC. For example, an operator hearing a "3Y0C" callsign can immediately identify it as Bouvet Island, a highly sought-after entity. The inclusion of callsign counts provides a sense of the activity level within each prefix, which can be helpful for anticipating pile-ups or assessing the likelihood of making a contact. The data presented reflects a snapshot of the HamCall database, offering practical insights into global amateur radio demographics.

SV2AEL QSLs and flags gallery, from almosto every country, include country falg

QST Magazine said, We have the hardest T-Hunts in the Country

Oklahoma's Largest Amateur Radio Hamfest

Explains the fundamental concepts of **PSK-31** digital mode, detailing its origins from phase shift keying and how it achieves a narrow 31 Hz bandwidth. George Rothbart, KF6VSG, demonstrates the signal's behavior on an oscilloscope, illustrating the 180-degree phase shifts that define its bit stream. The resource highlights PSK-31's superior signal-to-noise ratio compared to FSK, noting its 20 dB advantage over SSB, which enables reliable cross-country contacts with QRP power levels. It also delves into the unique **vericode** character encoding, which uses variable-length bit patterns to optimize data rate by assigning shorter codes to common characters, resulting in an average of 6.5 bits per character versus 10 for ASCII. The presentation concludes with practical guidance on assembling a PSK-31 station, outlining the necessary computer hardware, sound card, stable HF transceiver, and cabling, along with methods for PTT control via a COM port.

Ham Radio ITU International Callsign Country Prefixes

Presents a detailed resource for DXers interested in Non-Directional Radiobeacons (NDBs), MF, HF, and VHF propagation beacons, and various other radiobeacon types. The site offers access to downloadable information files, including an Abbreviations List, NDB List Country List, and NDB Publications List, which serve as foundational materials for newcomers to the hobby of beacon monitoring and DXing. It covers specialized topics such as DGPS beacons, GMDSS DSC mode, and NAVTEX mode, with dedicated sections providing in-depth explanations. A Beacon Photo Gallery showcases diverse radiobeacon types from around the globe, offering visual context for different systems encountered in the field. The platform also facilitates participation in unique monthly Coordinated Listening Events (CLEs), providing guidelines and schedules for these activities. The resource outlines various associated Groups.io lists, including the primary NDB List for radiobeacons (NDBs, Propagation Beacons, VOR systems), the DGPS List for DGPS DXing, Time Signals, LORAN, and WeFAX modes, and specialist groups like NavtexDX and DSC List for GMDSS-DSC. It details how to join these communities for further engagement and information exchange.

HB9BZA's LoTW users list, originally compiled since 2005 from DX-Cluster and user submissions, now primarily leverages the official ARRL full users list released on July 29th, 2017. This resource details 228,012 calls across 340 current DXCC entities, with the latest update noted on March 2, 2026. It offers various formats, including a full list, text versions, and breakdowns by country, providing valuable insights into LoTW participation for DXers. While the ARRL's official list with "last upload" dates diminished the original list's unique utility, HB9BZA's site continues to offer statistics and user counts by country, which remain of interest. The author, HB9BZA, expresses gratitude to contributors who helped maintain the list's accuracy over many years, achieving an impressive 96.4% match with the ARRL's data before the official release. Knowing which stations are LoTW active encourages more hams to join the system, demonstrating that even rare DXCC entities like Ducie Island or Heard Island can be confirmed quickly. For instance, HB9BZA recounts a 36-minute QSL confirmation for a 3A2MW contact. The list also integrates with the RXCLUS packet radio/telnet client, enhancing DXCC award tracking by identifying LoTW participants and utilizing upload dates for alarms.

Approximately 2.8% annual decline in Australian amateur radio licenses was observed over the five years leading up to 2002, a trend that prompted further analysis of the country's amateur population. This resource examines licensing statistics and demographic shifts within the Australian amateur radio community between 1998 and 2007, utilizing available data to identify patterns in license issuance and renewal. The study focuses on **population trends** and the underlying factors contributing to changes in the number of active **amateur radio operators**. It provides insights into the health and growth trajectory of the hobby in Australia during this specific period. Understanding these demographic shifts is crucial for clubs, regulatory bodies, and equipment manufacturers to adapt strategies and foster engagement.

The ARRL Reciprocal Permit page addresses international amateur radio operating privileges, specifically focusing on how a US-issued amateur radio license can be recognized and validated for operation in foreign jurisdictions. It outlines the process for obtaining reciprocal operating permits, which are essential for US hams wishing to transmit legally while abroad, ensuring compliance with local telecommunications regulations. The resource details the specific requirements and agreements between the United States and other nations regarding amateur radio licensing. This information is crucial for DXpeditioners and traveling amateurs to understand the legal framework governing their operations outside their home country. It clarifies which countries have reciprocal agreements or require specific temporary permits, preventing unauthorized transmissions. The page serves as a central point for US licensees to research the necessary steps before embarking on international travel, covering aspects like application procedures and required documentation for foreign operating authorization.

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.

Demonstrates a specialized DX cluster monitoring application, _DxWatcher_, designed for Windows environments. It processes DX spots received via Telnet/Internet, presenting them in a filtered table and a dynamic bandmap. The software integrates with transceivers, specifically the FT-2000, to read VFO frequency and enable one-click tuning to spotted stations. _DxWatcher_ version 1.0.3.0, released on 13 June 2020, includes minor bugfixes and improvements such as enhanced recovery from suspend mode. Key features include configurable bandmap position and size, automatic opening, and bolding of spots received within the last **10 minutes**. The application utilizes the standard _ctry.dat_ file for DXCC country analysis, allowing users to update it for current DXCC status. Source code, developed in C# with MS Visual Studio 2008, is freely available, encouraging modification and sharing while requesting retention of the original author's callsign.

HF VHF UHF antenna ideas to be used for field days. All antennas are quick to set up and take down and offer proven performance and flexibility. Presentation offered by Mahoning Country ARES

This program combines the formerly know programs PreFind and MU-Locator into one but with many improvements to find the location of any prefix, country or Maidenhead locator! Display and find locators on any map and calculate the distance and direction between two locators.

LU Argentina Country CALL division Antarctic and South Atlantic prefixes and sufixes

Valley of the Moon Amateur Radio Club website provides information on club events, history, officers, licensing, and how to join. Users can download newsletters, hamfest flyers, and net scripts. The club serves the Sonoma Valley wine country, holding monthly meetings, weekly nets, and breakfast gatherings. The club call sign, W6AJF, honors Frank Jones, an Amateur Radio pioneer. Various events are listed on the site, including picnics, VE testing, and breakfast nets.

_HamDXMap_ provides propagation analysis and operational aids, integrating real-time data with historical logging capabilities. The platform displays Maximum Usable Frequency (MUF) and foF2 response curves, with a horizontal bar indicating live VFO frequency from _Win-Test_ via Gateway software. It supports _VOACAP_ 24-hour propagation predictions for Short Path (SP) and Long Path (LP) tabs, factoring in monthly smoothed sunspot numbers. The minimum bounce altitude for propagation calculations is **50 km**. The tool features a _ClubLog_-sourced DXCC Most Wanted ranking in voice, telegraphy, and digital categories, displayed in callsign pop-ups and DXpedition lists. Users can import contest logs in ADIF format, visualizing QSOs on the map with adjustable line and point parameters. A playback function allows contest replay at speeds from **1x to 100x**. An _IOTA_ (Islands on the Air) layer displays island group definitions and confirmation percentages, indicating RSGB activation evidence requirements. _HamDXMap_ integrates over 1100 online SDR receivers from three networks, updated daily, with access links and a favorites function. It tracks current and future DXpeditions planned over the next 45 days, sourced from _The Daily DX_, _DX 425 News_, _DX World_, _Les Nouvelles DX_, and _NG3K_. Real-time weather information, including temperature, wind, and pressure, is displayed in DXCC country and RX/TX position pop-ups.

Amateur Radio DXpedition to Huang Yan Dao (Scarborough Reef) in 1995, includes slideshow and dxcc country information

The Noantri WebCLX presents real-time DX spots, including frequency, DX callsign, country, and comments, facilitating active DXing and contesting. It operates as a web-based cluster, offering an alternative to traditional Telnet clusters for accessing spotting data. The interface displays current UTC, allowing operators to track propagation and activity across various amateur bands. This service is maintained by the _Noantri DX Group ARI Roma_, indicating its origin within the Italian amateur radio community. It supports the dynamic exchange of DX information, crucial for operators seeking new entities or participating in competitive events. Key features include the display of spots for modes like FT8, and it functions as a DXSpider-based system, providing a robust platform for **DX spotting** and **propagation analysis**.

A selection of useful tables including DXCC country list , ITU countries, ISO country lists, by VE7CA