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Use these forms to manually enter log data to produce a Cabrillo file and submit it to a contest sponsor. The forms are designed for contesters who used paper logging or logging software that doesn't produce a Cabrillo file.

Welcome to the relay repeater club. we are a 2 meter/vhf amateur (ham) radio club in arcadia, california, operating on the ka6ncr repeater. we are looking for new members.

A vehicle mounted portable antenna mast.

Short description of the olivia mfsk mode and explanation of how to use olivia mode and proper radio setup including recommended olivia frequencies

N3OX three meters Flex Vertical, a Short, Frequency Agile Vertical for 40 meters

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.

A Bluetooth Headset Interface with built-in PTT for Amateur Radio by Bertrand Zauhar, VE2ZAZ

CAARA, an ARRL affiliated club, operates the 2 meter W1GLO repeater on 145.130 MHz

a Podcast for amateur radio enthusiasts... by jeff davis, ke9v

eHam users reviews on the TS-480SAT

This website explains coverage and construction for our repeaters. Includes useful links and an insight into the Ham community in Rhode Island

Amateur radio, photos, and links

This site is devoted to promoting RSQ as an improved signal reporting system for narrow band digital modes and to demonstrating its application to the popular PSK31 mode.

A simple charger designed for charging 12 V sealed lead acid batteries, used by radio amateurs for portable operation Amp-Hr Class used by radio amateurs for portable/emergency operation.

Presents the **BayCom** packet radio system, detailing both its hardware and software components specifically designed for amateur radio use. The resource offers insights into the technical specifications and operational aspects of the BayCom modem, which has been a staple for many German packet radio enthusiasts. It covers the integration of these components within a typical amateur radio station setup, enabling reliable digital communication. Further, the site provides a broader context by including general information about the German packet radio network. This encompasses network topology, operational protocols, and historical developments relevant to packet radio in the region. Users can find details on how to connect to and utilize the existing infrastructure, fostering participation in the local digital amateur radio community.

By I0GEJ Weblog - Lidio Gentili

Very simple iambic keyer with only two chips

An article on RFD antennas, resonant feed-line antennas

How to connect a mose key to a pc using the standard RS232 serial ports by F8EHO

This project describes the construction of a real CW QRP keyer with a small microcontrolle

This article describes firmware and minimal hardware for encoding and decoding of on-air CW using an terminal/modem based on these controller boards.

Pagina personal de Radioaficion, Satelites, Antenas, Electronica y Aviacion

Isolating traceiver and your computer with an opto-coupler component

Signal source circuit for 2.4 GHz by sv1bsx

Project Condor16 VHF transceiver

eHam reviews for the Ameritron AL-811 linear amplifier

Wrexham is in North Wale's and our club is open to all radio fans

Local radio club for Harlow in Essex, England

Running 10 and 6 meters beacons, 6 m and 70 cm fm repeater from Melbourne, Australia

Sharing the stories of Pacific radio, an on-line archive and resource. Includes searchable databases, articles, images, store, newsletter, research, advocacy, publishing, radio heritage documentary production and more. Free membership worldwide.

Online in RealAudio and Windows Media formats, with multiple language shortwave schedules, and instructions for receiving Australian satellite radio and TV (AusTV).

OM3CPH Universal HAM radio/generator DDS Unit with AD9850 or AD9851

eham users reviews of the Kenwood TS-570S(G) series

Home for dutch speaking radioamateurs, wordwide. We also provide information about our hobby in english and other languages. Hamradio guide for visitor to Holland

How to measure the characteristic impedance of a unknown transmission line using MiniVNA

ON7YD narrowbands modes on 136 Khz

A resource for Collectors and Restorers of Vintage Electronic Equipment.

IC-V8000 spcifications in spanish by Radioamadores.net

The A QRP Club is a small group of Amateur Radio enthusiasts who enjoy building, operating and (mostly) talking about Low Power radio communications, equipment and systems.

Maintained by Larry Tree Tyree N6TR

A small collection of bash scripts for pulling QTH info, grid square info, propagation charts, and monitoring prop logger postings.

A bazooka coax antenna for 40 meters band design by CA6TYS

Operating the _Icom IC-746_ HF/VHF transceiver often presents specific technical questions, and this resource compiles a comprehensive Frequently Asked Questions (FAQ) document in an ASCII text format. It details common inquiries and solutions related to the rig's functionality, accessories, and potential modifications. The content is structured into distinct sections addressing general information, power supplies, antennas, microphones, keyers, amplifiers, TNC integration, and optional IF filters. The FAQ provides practical guidance on topics such as configuring the internal automatic antenna tuning unit (ATU), selecting appropriate power supplies, and understanding microphone pin-outs. It also delves into advanced subjects like computer control via CI-V, wiring for PSK31 operation, and troubleshooting common issues like low S-meter readings on 2m FM or loose tuning shafts. Specific questions cover the installation of optional IF filters, comparing Inrad versus Icom filters, and optimizing filter combinations for various modes. Furthermore, the document outlines various hardware and firmware modifications, including those for increasing monitor volume, replacing LCD driver transistors, and implementing a "poor man's TCXO." It even touches upon untested modifications, such as replacing PIN diodes in the demodulator. The FAQ also lists manual errata and discrepancies, offering a robust knowledge base for IC-746 owners seeking to optimize their station or resolve operational challenges.

1.2 to 30 Volts 1.5 Amps Power Supply

9M6 and 9W6 Amateur Radio Society in Sabah, Malaysia.

Adapting a Wouxun/Kenwood USB cable as a Yaesu FT-817 FT-857 FT-897 CAT connection

Repeater, an independent Dutch ATV magazine

dedicated to ATV ham radio operations, mainly in italian

Amateur radio contest station K1TTT