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Fixing the problem with VHF-LED coming on while transmitting UHF

Mircules HAM QuickLog provides a mobile logging solution for amateur radio operators, supporting quick contact entry on iOS and Android platforms. It features multiple log file management, instant callsign information display including Country, ITU zone, CQ Zone, and DXCC number, and robust ADIF and CSV import/export capabilities. The application is designed for efficient logging with optional fields and default values, streamlining the process for both shack and field operations. The software includes dedicated support for POTA, SOTA, and IOTA activations through specific fields like MY_SIG_INFO, SIG_INFO, MY_SOTA_REF, IOTA, and MY_IOTA. A specialized contest mode offers real-time dupe checking and automatic TX exchange updates to enhance contest efficiency. Integration with QRZ.COM and HAMQTH.COM allows for direct operator information lookup and import, while Open Street Maps integration provides geographic context for contacts. The application also features a notes and scratchpad function for each log file.

Award series "Castles of Poland" are issued for two-way QSO or SWL-report with radiostations working from castles being on territoy of Poland.

Ham radio station from Poland

Personal page from Russian amateur radio station RW3FX

Over 100 currently valid callsigns for the Bailiwick of Guernsey are listed, encompassing full, intermediate, and foundation licenses, alongside special event and club station calls. The resource clarifies various callsign types, such as 2U0*** for intermediate licensees with a 50-watt limit and GU0*** for full licensees operating up to **400 watts**. This detailed compilation also includes specific QSL routing instructions for visiting operators and past residents, often referencing their home callsigns like _G4DIY_ or _DJ8NK_. The callbook further acknowledges "silent keys," providing a respectful record of former Guernsey amateurs, complete with their callsigns and dates of passing where available. It also lists local repeaters and provides important QSL bureau information, noting that only US dollar bills are accepted for direct QSLs, not English stamps or Euros. For full addresses, the resource directs users to _QRZ.com_, emphasizing that the provided information is offered in good faith.

L32 LogSync application will allow you to sync your Logger32 logbook with various services and servers. Provide interface for Logger32 and LoTW EQSL ClubLog HRDLog QRZ.com

Map and list of amateur radio Repeaters in Ukraine in Russian

COTA-RUSSIA Award

This page describes a comparison study on seven different beam antennas for 40 meters band. Yagi antennas, moxon antennas, mini horse all antennas are described with schema diagram , azimuth plot and SWR F/B Gain diagram

Le radio club de la Cote Basque, amateur radio pages about HF / VHF / UHF / digital modes, Projets with arduino and raspberry , training classes.

Club in Cleveland, White County, Georgia, promoting friendship, mutual assistance, and learning.

Czech Castles Award is given to any amateur radio operator who can provide confirmation of contacts with radiostations from castles and fortresses in Czech Republic.

JA8BMK will operate from laos as XW8BM in holiday style operation on 160-10m

Issued to any licensed radio-amateur or SWL who submits proof of radio contact with stations working form fortresses

The Award is given for two-way QSO or SWL-report with Belarussian places who having old castles and palaces.

DecoDXLog is a station logbook application for Windows, designed to integrate seamlessly with the _Decodium_ family of software, as well as _WSJT-X_ and JTDX, by receiving QSOs via UDP. It operates around a local SQLite file, providing automatic callbook lookups from QRZ.com XML or HamQTH to complete log entries with name, QTH, and locator data. The software tracks 15 different awards, including DXCC, WAZ, WAS, WPX, IOTA, POTA, and SOTA, calculating progress in real-time and allowing confirmation via LoTW, paper cards, or eQSL. It also features comprehensive statistics, a world map displaying worked locators and cluster spots, and a built-in DX Cluster client that aggregates data from DX Spider/CC Cluster, Reverse Beacon Network, HamAlert, and POTA activations, providing alerts for new DXCC, band, or mode. The application includes a CW keyer/decoder, a contest mode with real-time scoring and Cabrillo export, and robust QSL management for LoTW, QRZ Logbook, eQSL, and Club Log. An optional DecoDXLog Cloud feature enables synchronization of QSOs, station profiles, and settings across multiple devices, ensuring a consistent operating environment. The software is open-source under the GPL-3.0 license, developed by IU8LMC and contributors, and supports lossless ADIF import/export, making it compatible with existing logs. It also integrates with _DecoRotor_ for antenna control, allowing operators to point their antenna directly from the logbook interface.

Fractional Wave Loops antennas are a sort of magnetic loop antennas that differs in several aspects from the standard ones. Author is now SK however in his page he posted several examples and interesting links

DXChrono Desktop presents a comprehensive suite of real-time amateur radio data, including NOAA solar indices, HF band conditions, and a worldwide _F5LEN tropo_ overlay for VHF openings. It integrates live spots from Telnet DX Cluster, PSK Reporter, and Reverse Beacon Network, displaying them on a dynamic 3D globe or 2D flat map. Additional features include aurora and MUF layers, QTH display with optional cities and grid/CQ/ITU layers, and dedicated support for SOTA and POTA activations. The software also offers a Watch List for callsign alerts and Sun/Moon Az/El widgets for satellite and EME operations. The application provides extensive contest and logging context through integration with _N1MM Logger+_ UDP, Cloudlog API, QRZ Logbook, and ADIF file support, allowing recent QSOs to be mapped directly. A Special Event mode is available for club stations, enhancing field day operations. DXChrono Desktop runs on Windows, macOS, Linux, and Raspberry Pi 4/5, requiring a 64-bit OS and at least 4 GB RAM for optimal performance, distinguishing it from simpler HamClock-style appliances.

OY/DL3UB , Faroe Islands (29. July - 09. August) verticals + PA (max 500w) WARC bands cw

H4ØFN DX-Expedition will take place December 22nd, 2012 January 07th, 2013

Albania DX Pedition ZA100I 2012

DXPedition from Zimbabwe QSL via SP5UAF

Telnet client for DXCluster, Sorts, colours and filters DX Spots by (2) bands, wanted DX Station, who spotted the DX, local to your area and more, Can spot automatically after logging a contact if you are using ZCZ Log, Look up call on QRZ.com

QRZ personal page, history, log, equipment and more

Handmade drawing of a 3 bands single loop, portable quad antenna used by the author during his dx pedition in Kenya as 5H3FM. This antenna is done using 3 telescopic spreaders and the spreader kit for 1 element quad by spiderbeam.

Curacao island by PJ2/DK5ON March 2014

Ham Call Lookup is an windows phone app that allows you to perform amateur radio callsign lookups via QRZ.COM. It also incorporates DX cluster feeds, DXCC information retrieval and Solar data all within one application on your Windows Phone. For callsign lookups, the application uses the QRZ.COM XML interface, please register at QRZ.COM for an account if you do not already have one. The application will happily work with a free QRZ.COM account although it is recommended to use a paid account, as a minimum the XML Logbook Data paid option, in order to access the full functionality of callsign lookups within the application.

Maayafushi Island - Ari North Atoll - IOTA AS-013 27 Nov - 10 Dec 2012 by HB9OAU

First released in 1988, _SWLog_ is a comprehensive suite of applications providing logging and remote control for both amateur radio and shortwave, utility, and broadcast listening. It integrates program schedules from sources like _HFCC_, _ILGRadio_, and _EiBi_ for broadcast reception, while also linking with amateur radio logbooks such as _ClubLog_, _eQSL_, _QRZ_, and _LoTW_. The software supports radio control for various transceivers, including _Flex_, Icom, Yaesu, and Kenwood, alongside interfaces like _FLRig_, _OmniRig_, and _HamLib_. Mobile applications for Android and iOS facilitate on-the-go logging and remote control, seamlessly transferring logs without manual ADIF export. _SWLog_ leverages an enterprise-grade relational database (SQL Server) for robust data management and analytics, enabling features like mapping QSOs by band or state. It offers specific integrations for _POTA_ monitoring, displaying active spots with real-time propagation and automatic radio tuning. The application's scalability allows multiple users to log to a centralized database, suitable for Field Day or DXpeditions. The user interface features modern aesthetics with light, dark, and gray themes, the latter optimized for outdoor visibility during activities like _POTA_ or _SOTA_. The Plus Edition, available for an annual fee, expands capabilities with advanced QSL integration, additional map providers, and enhanced propagation calculations using _VOACAP_.

HA0NAR is travelling to Guinea Bissau as J5NAR February 2013 qsl via home call

PY0 Activation from 6 Dec 2012 till 10 dec 2012 - PY0FRP via PY7RP

Date: 3-17 Jan 2013 QSL via DJ4EL

SX5F DX-PLUS Hellenic Amateur Radio Team FARMAKONISI rocky Islet EU-001, 14 to 22 May 2011 & Lighthouse Farmakonisi,

The program serves to assist in a ham-radio activities secretarial with his hobby , such as Printing QSL cards or print labels directly from the program , printing envelopes and mailing envelopes for the feedback you send direct QSL cards, download address for sending cards direct from QRZ.COM or for any station. Checking whether for the QSO and his country is present QSL bureau.

H44MS is call of DL2GAC during DX vacations in Solomon Islands 1.Febr. to 30.April 2015

Harald with be QRV from Kigali, Rwanda from 5th to 24th June 2018 He will be running CW, SSB, RTTY and the new FT8 Mode

Special callsign PA6FR during Dutch PACC contest

Over 15 amateur radio bands, from 160m to 70cm, are supported by the _DXTRON_ web cluster, providing real-time DX spotting information. This service integrates directly with the _QRZCQ_ API, allowing users to monitor activity across various modes including CW, Phone, Digi, RTTY, SSTV, and SAT. DXTRON displays critical spot data such as timestamp, spotter callsign, frequency, mode, DX call, and remarks, along with geographical details like Grid, DXCC, ITU, CQ zone, continent, and country. Developed by _DO5SSB_, DXTRON v1.42 offers a user-friendly interface for filtering spots by band and mode, catering to both casual DXers and serious contesters. The platform is designed for accessibility, providing a clear overview of current propagation conditions and active stations worldwide. This web cluster is a practical tool for hams seeking to identify rare DX, track contest activity, or simply observe band conditions. Its reliance on the QRZCQ API ensures a consistent flow of up-to-date spotting data, making it a reliable resource for real-time operational awareness.

Optimizing a QRZ.com page involves adding essential callsign data, ensuring correct _Maidenhead Gridsquare_ and DXCC information in the Detail tab, and populating the Biography section with relevant station details. Operators should include their operating conditions, specific country references like WAB square, club affiliations, and detailed QSL information, specifying preferences for electronic confirmations (e.g., _LoTW_, Clublog) and paper QSLs (direct, bureau, SASE). The guide emphasizes the importance of accurate data for electronic logging software integration, which fetches Gridsquare, DXCC, and CQ/ITU zones to populate contact logs correctly. Further enhancements include leveraging the QRZ.com photo gallery for images and setting a primary image that logging software like _Log4OM_ can display. Advanced customization involves embedding external services via HTML source code. Examples include integrating HamAlert for DX Cluster spots, Clublog for log searches and Online QSL Requesting (OQRS), and Parks on the Air (POTA) statistics widgets from WD4DAN. Additionally, live weather information from Weather&Radar and solar data banners from HamQSL can be embedded, providing real-time environmental context for visitors to the QRZ page. These embedded tools require creating accounts on respective platforms and often involve copying specific source code snippets into the QRZ biography's HTML editor, ensuring callsign placeholders are updated.

HAMRS v2.52.0 provides a portable logging solution for amateur radio operators, supporting macOS, Windows, Ubuntu, Raspbian, iOS, and Android platforms. The software includes offline databases for POTA parks and US callsigns, facilitating logging without internet connectivity. It features ADIF import/export capabilities, enabling one-click uploads to QRZ.com. Rig control is supported through native _Hamlib_ and _FLRIG_ integration, alongside compatibility with _WSJT-X_ for digital modes. Recent updates in v2.50 introduced a QSO Map for visualizing contacts with band colors and filtering, real-time solar and HF/VHF propagation conditions, and a dedicated logging template for ARRL Field Day exchanges. An interactive US Band Plan displays privileges and sub-bands, while a live POTA Spots Map highlights the active park and offers license-aware spot filtering.

DX8DX Taganak Island (OC-225), Bongao Island (OC-174) & Tawi Tawi Island (OC-174) April 2013

RadioLog is a free amateur radio logbook software for Windows 10/11 (x64) that integrates QSO logging with real-time DX Cluster spots and _RigControl_ capabilities. It supports ADIF, eQSL, and LoTW for logging and export, along with specific modules for contest operation, including automatic scoring and _Cabrillo_/EDI export for HF and VHF contests. The software also features a dedicated portable mode for SOTA, POTA, WWFF, and CB/11m activations, offering a distinct logbook for these activities. The application includes an integrated _RTL-SDR_ auxiliary monitor for visual and audio support during operation, and offers three CAT connection methods: direct RadioLog control, Hamlib managed by RadioLog, or an external rigctld server. Recent updates, such as those in v4.0.2, focus on interface polish, consistent dark theme application, and layout bug fixes, including VFO frequency display with thousands separators. The software also provides reciprocal synchronization with QRZ.com Logbook, allowing both upload and download of QSOs, and supports various digital voice modes like DMR, C4FM, D-STAR, FreeDV, and M17.

Operating Slow Scan Television (SSTV) often requires specialized software to encode and decode images for transmission over amateur radio frequencies. The _MMSSTV_YONIQ_ project provides an updated iteration of the widely used _MMSSTV_ software, originally developed by JE3HHT, incorporating modern functionalities requested by the SSTV community. This version integrates the _Omni-Rig_ system for seamless transceiver control, supports both Spanish and English interfaces, and enables direct data downloads from QRZ.com, streamlining logging and contact management for operators. The software also includes practical enhancements such as frequency memory storage, compatibility with various digital logbooks, and a visual indicator for image transmission and reception progress. Significant improvements have been made to image reception settings, allowing for more effective decoding even on systems with limited PC resources, though it can be configured for higher performance on modern machines. The development involved new code and modifications to existing source code, released under a GNU license. Installation instructions are provided, noting that the initial setup defaults to Spanish but can be easily switched to English. The project emphasizes its role as a continuation of JE3HHT's original work, aiming to keep SSTV operations current with 21st-century amateur radio practices. Support for new features is available through the MMSSTV forum on Groups.io.

OH2BH will be active on all bands up to April 17 2020

Chris VK3QB, Luke VK3HJ and Alan VK6CQ will be active from Norfolk Island - IOTA OC-005 14 April - 25 April 2022 (UTC)

Twigger is a very lightweight, free ham radio logger designed for Windows, offering seamless integration with transceivers via _TCI_ or OmniRig. This software stores all logged contacts in a SQLite database, with the flexibility to export daily ADIF files for import into a main logger or to send real-time QSO data via UDP in N1MM XML format. It also supports direct, real-time uploads to popular online logbooks like Clublog and QRZ.com, streamlining the logging process for active operators. The application has seen continuous development, with version 1.1.34 fixing an ADIF log importer bug and earlier versions adding crucial features like WSJT-X/JTDX UDP support. Author OE3IDE, Ernst, has incorporated user feedback, including ideas and testing from MW0LGE, to refine the software. Key enhancements include the transition to SQLite for data storage in version 1.1.32, allowing for easy import of previous Twigger ADIFs upon initial startup. The logger also features integrated DX cluster support, enabling users to send spots directly and query QRZ.com for callsign information, which is then cached to reduce redundant queries. The software's compact design and essential logging capabilities make it a practical tool for casual logging or as a secondary logger during contests, with the ability to handle **25 downloads** for version 1.1.34.

Operating a web-based DX cluster, this resource presents real-time amateur radio DX spots, facilitating contact logging and propagation analysis. It leverages the Spiderweb platform, offering users the ability to filter DX spots based on various criteria, including inclusion and exclusion rules. The interface integrates directly with QRZ.com for immediate callsign lookups, displaying flag icons for geographical context, and provides charts and statistics derived from spot data. Further enhancing its utility for DXers and contesters, the cluster includes direct links to MUF (Maximum Usable Frequency) maps and HamQSL solar condition reports. These external data sources provide critical propagation insights, assisting operators in making informed decisions about band selection and operating times. The service also offers Telnet access at dxc.sv5fri.eu:7300 for those preferring a command-line interface.

A team of DL Hams wil be active from Hanga Roa, Easter Island as 3G0YA during April 18 to May 6, 2024.

The QRH Terminal provides hams with a useful tool for accessing ham radio cluster network and integrates with QRZ.com, HamQTH.com, and other ham radio related websites. Compatible with Windows 11, Win 10. Free version offer some limited functionalities.