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Random Length Wire Antennas by WOIPL

SARA is a volunteer club dedicated to furthering the advancements of Amateur Radio

With the bluecat interface it is possibile to connect a Yaesu FT 817 857 897 to a computer or a android smartphone without any cable or interface, using a bluetooth wireless connection

DXpedition to Kubbar Is. (AS-118)

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.

RA0FF contest Log search Since 1995. UE0FFF log, First DXpedition to Moneron Isl - RK0FWL/p, contest links.

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

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.

A vehicle mounted portable antenna mast.

A test and comparison of real attenuation of N-type connectors and PL-259 connectors on UHF bands, domonstrating that connectors are almost equivalent.

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 well documented PDF document containing picture sequence taked during the repair of an Icom IC-7700 HF transceiver power amplifier module

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

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

eHam users reviews on the TS-480SAT

Amateur radio, photos, and links

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

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.

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

DG8SAQ Vector Network Analyzer and VNWA multiband antenna analyzer

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.

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

By I0GEJ Weblog - Lidio Gentili

The Null-modem emulator is an open source kernel-mode virtual serial port driver for Windows, available freely under GPL license.Allows you to create an unlimited number of virtual COM port pairs and use any pair to connect one COM port based application to another.

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

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

An article on RFD antennas, resonant feed-line antennas

Signal source circuit for 2.4 GHz by sv1bsx

Very simple iambic keyer with only two chips

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

Project Condor16 VHF transceiver

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

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

eHam reviews for the Ameritron AL-811 linear amplifier

Isolating traceiver and your computer with an opto-coupler component

Local radio club for Harlow in Essex, England

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.

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

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

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

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

ON7YD narrowbands modes on 136 Khz

1.2 to 30 Volts 1.5 Amps Power Supply

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.

A resource for Collectors and Restorers of Vintage Electronic Equipment.

A bazooka coax antenna for 40 meters band design by CA6TYS

IC-V8000 spcifications in spanish by Radioamadores.net