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Free Windows Amateur Radio logging program written by Bob Furzer, K4CY the author of Zakanaka. Logger32 runs under all Windows versions. Logger32 has been developed to be a highly user configurable general purpose Amateur Radio logbook with computer control support for many radios and antenna rotators.

calculates the dimensions and spacings of the elements needed to build a log periodic antenna, given tao, sigma and the lower and upper cutoff frequencies.

DXKeeper is a free application that logs QSOs, tracks award status, generates QSL cards & labels, addresses envelopes, uploads QSOs to eQSL.cc and LotW, and downloads progress info from eQSL.cc and LotW. It can reference the RAC, Hamcall, and QRZ callbooks as well as the QRZ.com web site to fill in data when logging, or to update already-logged QSOs. DXKeeper automatically interoperates with all members of the freeware DXLab Suite, including Commander (transceiver control and bandspread for Alinco, Elecraft, FlexRadio, Icom, Kachina, Kenwood, TenTec, Yaesu), DXView (world map, rotator control), WinWarbler (PSK, RTTY, CW, Phone) and SpotCollector (DX and WWV spots). It also interoperates with MMTTY, MMVARI, MMSSTV, MultiPSK, MixW, DX Atlas, and Ham Radio Deluxe.

XMLog is an amateur radio logbook system for Windows and Windows NT.

Log4OM is a Free Windows complete station management that includes general logbook program, dx cluster, CAT radio interface and interface to several ham radio services like LoTW QRZ HRDlog and more.

Free german Open Source HAM Logging Program unter the terms of the GNU General Public License. CLLOG runs under MS-DOS (Windows DOS-Window under 3.x,9x,NT,ME,2000) and LINUX. All Functions for Logbook.

Freeware Adif to cabrillo converter by SP7DQR. Windows ADIF 2 Cabrillo log format converter application let you translate you contest log book from the standard ADIF format to the Cabrillo format.

FREE amateur radio logbook for Windows, Year 2000 compliant, Real-time or post-event data-entry, Produces QSL cards and address labels, Produces RSGB VHF-UHF-SHF Competition Log Sheet and more, by G7LFC

Ham Log book is written in MS Access. A good logging program that is very easy to use by Kevin Rea K6REA

Callsign lookup. Late FCC information. Information about the Hamdata callbook/logbook cd

Freeware logbook program with many features, includes CAT system and database for yaesu Icom and kenwood rtx. This program is currently discontinued by the author who developed another ham log program for windows.

ADIF Master is a Windows program for working with amateur radio log-books. ADIF Master convert Cabrillo, TR, CT logs or a part of it into an ADIF file. Also you can use ADIF Master to open and edit ADIF log files using filters, add and remove or modify ADIF tags and entries

Quality logging software for the Radio Amateur & SWL, real-time and post-event QSO logging,log analysis and reporting, QSL label printing, country status display, rig control, import of logs, interface to CallBook CD-ROMs

Database logbook for OM SWL BCL & CB with utility like DXCLuster DXtelnet PSK PSK-Pbbs (TNC or PC sound card) radio rotor CDbook interface and many other features. Free Update at homepage.

DirLog is freeware CB 11 meters logbook available only to Alfa Tango Members

Ham logging software capable of handling up to 30,000+ log-books using one database and one image copy, and many more features by Norbert Oberweis - LX1NO / KM6RY

Excel spreadsheet to input your old manual logbook data and have it converted to the ADIF format

Freeware logging software by Roberto IN3VRR featureing LogBook, CallBook & PacketCluster capabilities

Ham radio logging software by IV3DDM, includes award facilities, callbook, packet cluster, RTX control, QSL info, ADIF - in english.

QSL cards and labels printing software. Create colourful QSL-cards and labels literally in some minutes. Print filled QSL cards or stickers from an ADIF-file, logs UR5EQF Log, HRD Logbook, AALog. Windows Shareware program by RS SoftX.

Advanced ham radio Linux logger based on Firebird database. Provides radio control based on hamlib libraries, DX cluster connection, QRZ callbook, a grayliner, ON6DP QSL manager database support and a most accurate country resolution algorithm based on country tables developed by OK1RR. CQRLOG is strongly focused on easy operation and maintenance.

The CQ Callbook makes it easy to find QSL information from web-accessible sources like address and manager databases and country-specific callbooks. The search procedure is quite easy: just enter Callsign and click on the Search buttons.

VQLog is a shareware log-book program for Windows specially intended for HF or VHF-DX'ers and Satellite enthusiasts, and it is fully usable for ALL amateur bands from 0 KHz to 99 GHz

Produce QSL & post cards, stickers, ID cards, calendars, certificates, awards, membership applications, log and call-books, rubber stamps,T-shirts, brochures, advertising materials.

TR4W (TR for Windows) is a free and open source log book program for operating in ham radio contests. Based on source code of the TR LOG MS-DOS program, kindly provided by Larry Tyree, N6TR, supports 155 contests and SO2R

Windows logging program by wa0h. US and Canadian callbooks are built into the cd version of the program.

CQDX11.com serves as a vital hub for Citizens Band (CB) radio operators, particularly those interested in the 27 MHz band. The site offers a wealth of information on CB radio models, modifications, and antennas, catering to both beginners and seasoned DXers. Users can explore various resources, including a logbook for tracking contacts, forums for community interaction, and guides on equipment and techniques for effective communication. In addition to technical resources, CQDX11.com emphasizes the social aspect of CB radio, providing a platform for users to share experiences, tips, and engage in real-time chat. The site also features a section dedicated to CB radio news and updates, ensuring operators stay informed about the latest trends and developments in the CB community. Whether you're looking to enhance your setup or connect with fellow enthusiasts, CQDX11.com is an essential destination for all things related to CB radio.

Some printable logbooks or logsheets, made to use whilst operating portable. Download free PDF files in landscape and portrait A4 Format.

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

Contact-Multi is a Freeware Multi Digital program for Windows (PSK, RTTY,FSK and MFSK). It provides a DXCluster, Diplomes,LogBook,Qsl's Print, statistics Shareware version available. English and Spanish version

Logbook software for the Macintosh by Chris Smolinski

Logbuchprogramm, DOS and Windows Logbook for radio amateurs written by DK8AT

DX Buddy is a multi purpose ham radio application that let you control your radios, or controller, offer a logbook, cluster access, qrz lookups, and interface with several popular ham radio applications

A neat free little tool to log your contacts. It automatically looks up previous contacts with recent call. Select text in MRP40 Rx- window. Auto insert that text into MiniLog via double click. By Polar Electric

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

RUMlog is a fully featured general ham radio logbook program, with contest logging capability and QSL handling/printing tool for MacOSX. RUMlog is free to download and can interface with most popular Icom Elecraft Yaesu Kenwood Transceiver, and CW keyers. Offer mapping, Dx cluster, check, import export, and many functions commonly available on most popular logbook programs.

UR5FCM Log a powerful Ham Logbook. It is a working center on radio station on daily realization of radio communications, and also, since version 1.1.61 new features of work in digital aspects of connection

ARRL's Logbook of the World (LoTW) system is a repository of log records submitted by users from around the world. When both participants in a QSO submit matching QSO records to LoTW, the result is a QSL that can be used for ARRL award credit.

DXpeditions, Online Logbook and personal stuff

Ebook by Akira Matsuzawa Tokyo Institute of Technology, Building blocks in RF system and basic performances, Device characteristics in RF application , Low noise amplifier design, Mixer design and Oscillator design

BQ9P Interactive Logbook 1998 DXpedition to Pratas Island

Free Logbook conversion program that allows the conversion of some old DBF log files (DXLog, EasyLog, LogPlus, TopLog, TurboLog TotalHAM92) to the ADIF Format, 3.8Mb ZipFile

Explore this high-resolution ITU Zones Map, a critical reference resource for amateur radio operators, international broadcasters, and telecommunications engineers. Originally established by the International Telecommunication Union – Radiocommunication Sector (ITU-R) Broadcasting Services Division (1999), this chart accurately divides the globe into 90 specific CIRAF zones. This authoritative visual guide is indispensable for planning High Frequency (HF) radio propagation, scheduling international broadcasts, and verifying locations for radio contests and awards. Distinct from the 40 CQ Zones, the ITU zoning system provides the official administrative framework used for global frequency management. This digitally enhanced version ensures maximum clarity of zone boundaries and numbering (e.g., Zone 28 for Central Europe), making it an essential tool for technical accuracy in logbooks and station management. It serves as a trustworthy standard for educators, hobbyists, and industry professionals alike.

With this tool it is possible to create QSO maps overlay on Google maps there each QSO get a line from the home location to each DX location. An EDI logbook file is used as input. The creation will only use complete locator in the 6 characters format.

Self-hosted Open source PHP Amateur Radio Logging Application originally started by Peter 2E0SQL to allow simple interaction with the Ham Radio Deluxe logbook using MySQL

QScope.org is an advanced statistics online application with innovative features for HAM Radio operators logs. While designed with amateur radio contesters score improvements in mind, it can help any HAM to have a better visibility over its logbook. You can import ADIF or Cabrillo logs and have various statistics like QSOs per band, mode, operator; QSOs Rate; Operating Time...

Amateur Radio Web based logbook, initially linked to ham radio deluxe log and now supported by other popular log book programs, permit to publish a searchable contacts log, maps logs, and display a timeline of contacts.

A ham radio logging solution. Built on mysql/maria db and php, it allows you to host a log on a web server and have easy access to viewing editing deleting backing up and restoring the log. Allows everyone to view the log and a central admisitrative section which when logged into allows you to add and edit and remove entries. It features an easy to setup page, run the setup page and enter the required values and your set to start logging. It is primarily mobile friendly, easy on bandwidth and should work well in any browser. If entering a contact that you have worked before it will show the last 5 dates and times of that station.

Win EA6DDlog free winows amateur radio logbook software in spanish offering cluster telnet connection, CAT interface via Omnirig, QSL management, QRZ and hmaqth connections

The reasons for logging your amateur activity fall into three categories: legal, operational and personal. Legally, a log of your transmissions would be invaluable in proving your innocence in an interference complaint. Operationally, having a log of past contacts is a resource when filling out that DX QSL card that may have taken months to arrive