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- Technical Reference > AI Ham Radio
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- Operating Modes > Amateur Radio Astronomy
- Manufacturers > Amateur Radio Maps
- Antique Radios > Antique Radio Reference
- Shopping and Services > Antique Radios
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- Technical Reference > Receivers > Crystal radio
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- Ham Radio
- DX Resources > Ham Radio Awards
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- Technical Reference > Ham Radio Go Kits
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- Ham Radio > Ham Radio News
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- Technical Reference > HF Radios
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- Internet and Radio
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- Operating Modes > NPR New Packet Radio
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- Manufacturers > Radio Direction Finding
- Radio Equipment
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The power amplifier 6 meter band tetrode GU-43B / 4CX1000 - 1250 W
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ARRL Affiliated Special Services Club open to all who are interested in the hobby of amateur (HAM) radio communications.
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Founded in 1976, the Aroostook Amateur Radio Association was organized to foster support for those people interested in the hobby of Amateur radio.
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Membership of the Society is open to anyone from Swansea or the surrounding area with an interest in Amateur Radio.
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The Ak-Sar-Ben Amateur Radio Club, Inc. of Omaha, Nebraska is a local club comprised of licensed amateur radio operators, also known as “hams”.
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An excellent guide on choosing external audio equalizers by K3DAV
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Article on how to use logic analyzers for testing complex logic-digital circuits
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Memorial Radio Club - K9YA. On-air code practice nets and publisher of the K9YA Telegrah - a FREE ham radio e-zine.
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Provide RF connectors, adaptors, antennas, accessories, mounts, coax, West Mountain Radio Products and Anderson Power Products available.
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Ham radio club in Bryan Texas
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Large personal QSL collection by I3CRW
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Jefferson County Amateur Radio Club - Arnold, Mo
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Champaign-Urbana Illinois
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Dedicated to the historical preservation of early wireless phonograph
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The Yavapai Amateur Radio Club was established on July 18, 1991. That was the day the bylaws were accepted by a handful of area hams.
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German Amateur Radio Station DO8ER / DN7ML - DOK H05 Celle DARC / Wettersonden Hankensbüttel Germany (JO52HR)
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Wood County Amateur Radio Club (WCARC) serving Northwest Ohio. Meeting information, newsletter, repeater list, and resources for Hams in Northwest Ohio.
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A netlist converter for moving schematic and PC board files from OrCAD/PADS to ExpressPCB format.
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D-Start site sponsored by Icom Uk
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We supply and maintain radio systems. Anyone that requires a radio communications system can be confident that we can supply and maintain a scheme that is second to none
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Many times, persons doing research about their ancestors know that a relative was a ham radio operator, and they are interested in learning the call sign held by that person. Depending on the year when the person was licensed, this can sometimes be a very difficult process.
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Stamford Amateur Radio Association Repeater Club. Located in Stamford, Connecticut.
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Ham Radio Club in Wales UK
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Introduction to troposcatter or tropospheric scatter propagation using the troposphere
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RSGB article for beginners. How to build a dipole antenna, construction tips and correct setup of inverted-ve dipole antennas
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In order to determine total distance that a transmission may be received by two elevated antennas, we must add together the radio horizon distance of both antennas.
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Located in the northern San Francisco bay area
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Ham radio club of Catalunya Spain Portal de la Radioaficio de Catalunya
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Links to lighthouses awards sites by DL2VFR
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A homebrew radio transmitter project, based and inspired by the original 30 Watts input on 80 50 and 15 meters band transmitter by W11CP
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A diverse club of amateur radio operators from around Kentucky's Bullitt and Jefferson county areas.
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An inexpensive spectrum analyzer for the radio amateur, with a respectable performance and a quite good dynamic range. Schematic and basic information on how spectrum analyzers works.
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IC706_BKT CAT is used to control the transceiver Icom IC-706, IC-706MKII IC-706MKII/G and IC-718 from the personal computer. Works on Windows and is available in free and free donation version
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Radio Shack PRO-97 Review on Monitoring Times
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The Saratoga Amateur Radio Association provides emergency communications for the City of Saratoga, and promotes amateur radio in the community.
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Home of the repeater with the world's largest backup power supply
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A world-class amateur radio contesting club, is represented by two chapters in North Carolina and extends as far north as Pennsylvania and Delaware.
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An incorporated, non-profit organization promoting amateur radio and serving the interests of communities in Bonner County.
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A tutorial on how to setup a receiver capable to decode SSTV signals with a small RaspberryPi version 2 and a RTL-SDR dongle. The author explains how to install the needed software to interface the RTL-SDR and a step by step guide to install the QSSTV software used to decode the signals.
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Serving Northwest Ohio Since 1954
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Ellensburg, Kittitas County, Washington, USA
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Introduction to amateur radio microwaves operations by Reactance Labs
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Listen to the New Zealand 70cm National System.
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Founded In 1938, The W.A.R.A. Has Been An Anchor For Amateur Radio Enthusiast Throughout North East Ohio.
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Iambic and Straight key amateur ham radio CW Morse code practice oscillators for Android. This Android app gives you both straight and iambic CW Morse code practice key oscillators. Each key translates Morse code into English and CW prosigns in real time as you practice. Practice sending Morse code with a straight key oscillator. Settings include WPM, show/hide Morse code/text, choose sidetone 400Hz-800Hz. Adjust the WPM so that you can produce well formed DITs and DAHs at a comfortable speed.