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The Clearwater Amateur Radio Society is an active amateur radio club based in Pinellas County Florida.

An engineering oriented organization specializing in the design and manufacture of high performance parabolic antennas, 3dB high power RF couplers, Antenna power splitters, directional RF couplers and more items for RF transmission from HF through Microwave frequencies.

MDS-HAM Amateur Radio Products help make operating easier with the Introduction of the RC-1-Y, and RC-1-M rotor control box. A digital rotor control box with a serial computer interface at an affordable price which is made in America.

Ham radio map database with search and logging functions. Currently in german only, run under Windows.

This 4m Slim Jim Antenna is cheap and easy to build yet it greatly out performs the more usual dipole due to its low angle of radiation. An SWR of 1:1 is obtainable across the 4m ham radio FM band with a simple adjustment.

miLog provides an integrated software solution for amateur radio station management, encompassing logging, DXing, and contesting functionalities. The software is designed to operate on Windows 2000 and later versions, indicating a focus on stability and compatibility within the Microsoft ecosystem. Its feature set includes comprehensive logging capabilities, tools for DX operations, and specific modules tailored for competitive contesting, streamlining the workflow for operators engaged in these activities. The resource details the software's commercial availability and its primary functions, which extend to station control. This integration allows users to manage multiple aspects of their amateur radio operations from a single application, potentially reducing the need for disparate tools. The description also highlights support for various operating modes, suggesting flexibility for different communication protocols and techniques. While the page itself is minimal, it serves as a direct point of reference for miLog, outlining its core purpose and system requirements. The emphasis on a highly integrated approach distinguishes it as a tool aiming to consolidate essential ham radio software functions.

Grahams Goldcoast Australia Radio Scanner Frequencies

Amateur radio operators frequently seek efficient methods for logging contacts, particularly during contests or DXing sessions where speed and accuracy are paramount. MiniLogBook addresses this need by providing a streamlined logging utility designed for Windows environments. The software facilitates rapid entry of QSO data, offering an automated lookup feature for previous contacts based on recent callsigns, which significantly reduces redundant data entry. The application's distinctive utility lies in its integration capabilities with other ham radio software, specifically _MRP40_. Users can select text within the MRP40 receive window and, with a double-click, automatically insert that text into MiniLogBook. This feature is particularly advantageous for operators engaged in digital modes like RTTY or PSK, where copying callsigns and exchange information accurately and quickly is critical. The tool aims to simplify the logging workflow, allowing operators to focus more on the contact itself rather than manual data transcription. While primarily a logging tool, its focus on quick entry and interoperability with specific third-party software distinguishes it from more feature-rich logging suites. The software is distributed as freeware by _Polar Electric_, making it accessible without cost. Its small footprint and direct functionality cater to operators who prefer a minimalist approach to logging, prioritizing efficiency over extensive database management or advanced reporting features.

A 9 band stealthy Fly-By-Night Antenna Eham article by N4UM

A perfect companion for your Elecraft K1 or any other (not power hungry...) QRP rig

Are you having RF problems in the shack since you put up your HF vertical antenna? This is a common problem with an easy solution.

Design for a 5 element 2 Metre beam with a forward gain of 8dBD and a front to back ratio of over 24dB.

The circuit described below will substantially reduce or completely eliminate interference from almost any local source whilst leaving the wanted signal relatively unaffected, even though it may be on the same frequencey by TREVOR, G3ZYY

URLog, version 0.1.10, functions as a freeware amateur radio logging application designed for basic QSO record-keeping. The software provides core functionalities for inputting contact details, including callsign, date, time, frequency, and mode, which are fundamental for maintaining an amateur radio logbook. Its design emphasizes ease of use, making it accessible for operators who require straightforward logging capabilities without extensive advanced features. The application's utility lies in its simplicity for everyday logging tasks, particularly for those who prefer a local software solution over web-based loggers. While specific data formats supported are not detailed, standard logging practices suggest ADIF compatibility for export, facilitating integration with other ham radio software or online logbooks. The software's compact download size of approximately 4.5 MB indicates a lean installation, minimizing system resource usage.

Problems using the tuner interface in the ICOM IC7000

Eham members product reviews of Icom IC-746

Pipe your signals to 146 and 445 MHz with one antenna!

ebook2cw is a command line program (optional GUI available) which converts a plain text ebook to morse code MP3 files. It works on several platforms, including Windows and Linux.

A homemade VHF/UHF vertical antenna made essentially with RG58 coax cable, with a 9 turns choke balun to prevent the shield acting as a RF Radiator.

Amateurs/Hams? Operating modes , getting licensed, what ham radio operatos do

The simple and safe RS232 CAT interface for Yaesu FT-1000MP, FT-1000MP Mark V and FT-1000MP Mark V Field rigs

Ham Start, starter kit. Stugy guides, resources, exams, upgrades and morse code. A guide for beginners and license upgraders, Resources for getting started and advancing in ham radio (USA)

About the G5RV antenna, construction notes and tipical dimensions

Theory of horizontal loop antennas, as discovered by G2PL using a lowered quad antenna and theorized by ZS6AKA

Setting up a Raspberry Pi as Remote Server for RTL2832u SDR

This is a design for a stealthy HF multi-band vertical wire antenna using a tree as a supportby G7AQK

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

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

Ham Radio repair of all major brands and models, located in Carrollton, Texas, which is just north of Dallas, and have been serving the Amateur Radio community for over 20 years.

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.

Eham IC-2100H review

Find the best placement of a mobile antenna

Treffpunkt Amateurfunk (German)

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

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

Raspberry Pi WebSDR Receiver Project running SoftRock Lite ii Receiver (40m) and Raspberry Pi Model B

QSL Cards from ALL 338 DXCC Entities, deleted countries QSL Cards, other interesting cards

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

This article explain how to homebrew and use an HF antenna analyzer by simply adapting a Windows PC, micro-controller and a DDS evaluation board by K6BEZ

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

Annual Cherryville Repeater Association Hamfest, North Hunterdon Regional H.S., Route 31 South, Clintion Twp USA

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

Remote ham radio operation through a Raspberry Pi

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.

Adjusting audio output of your soundcard to obtain a perfect PSK signal from your transmission. A project to help you tuning your PSK31 emission.

A web-based forum for all aspects of Amateur Radio.

Ham Radio Kits, morse keyers, Morse code voltmeter / DC switch / battery saver

Discussion at eham.net about A99 and WonderBar

Ham Radio community web site