Yahoo RFamplifiers Group - A forum for the exchange of how-to information about homebrewing RF power amplifiers for ham radio use, or for repairing and modifying boatanchor versions of same. - http://groups.yahoo.com/group/rfamplifiers/
2-Meter Antenna - All Copper 2 meter / 440 N2RGA Extended Double Zepp Antenna. - http://www.n2rga.com
VE1KE - Offers information about the Jacobs Ladder, a portable 2 meter band amateur radio antenna. - http://www.ve1ke.com
K5DKZ - Offers information about homemade audio amplifiers, RF amplifiers, auxiliary ham radio equipment including antenna designs and constructions. - http://www.k5dkz.com
VK2ZAY.net - Site from Alan Yates, VK2ZAY, with his personal homebrew amateur radio projects. - http://www.vk2zay.net/
Fox Delta Amateur Radio Projects and Kits - Homebrewing projects and kits such as DDS, frequency counters, LCD power meter, sound card interfaces and more. - http://foxdelta.com
HDR-2005 - Homebrew DC receiver for approximate 300 kHz to 30 MHz. It is a direct conversion receiver with I/Q quadrature sampling detector. Includes schematics, photos and downloads. - http://home.pages.at/chirt/HDR2005.htm
73 de WD5GNR - Information about homebrew electronics, PC boards, micrcontrollers, Basic Stamps, and all aspects of ham radio. Projects, and tips. - http://www.wd5gnr.com/
TEARA's Amateur Radio Homebrewer's Page - This page is a source for info and parts, used by homebrewers of Amateur Radio equipment and accessories. - http://www.ipass.net/teara/brew.html
KD7NRQ - Jason shares information on design and construction of a vintage 813 beam power tube CW crystal transmitter. - http://www.qsl.net/kd7nrq/
Electronic Hobby Information - Oscilloscope test adapters, testing ESR, octopus curve tracers, circuits,and wallwarts. - http://octopus.freeyellow.com/
VU2UKR Collinear - Online calculator for making a super J collinear antenna designed for the two meter amateurradio band. - http://www.cqindia.com/ham_radio_india_v/vhf/collinear_jpole.htm
2 Meter Loop - Page contains pictures and plans for 2 Meter Loop for use on ssb. - http://www.hamuniverse.com/loop.html
HB9ABX - Homebrew site with a hf-mobile, magnetic loop antenna and duplexer projects. Also cable datasheets are available. - http://home.datacomm.ch/hb9abx/ham-brew.htm
Amateur Radio Homebrewing - A collection of projects and resources for Ham Radio Homebrewing enthusiasts - http://digilander.libero.it/ik3oil/
Spiderbeam - A multiband Yagi for 14.28 MHz. Technical data and a detailed manual in PDF are online. User reports and a kit service are available. - http://www.spiderbeam.net/
Psytronix Group - Radio modification and homebrewing information, schematics and manuals for commercial radio equipment and mobile phones. - http://www.psytronix.org/
Crystal Radio and Tubes - Dedicated to crystal and old battery radios, including tube sets. Includes restoration projects and plans. - http://www.crystalradio.net/
Intelligent Solutions - Amateur radio accessory projects, software, schematics and kits. - http://www.ham-kits.com/mainframe.htm
DF9CY - Christoph Petermann with articles on making antennas and equipment. - http://www.df9cy.de/radio.htm
HF Projects - Classic HF receivers and electronic constructional projects including a telephone exchange, spectrum analyzer, and homemade TTL computers. - http://www.holmea.demon.co.uk/Projects.htm
DL5NEG - Various receivers, transceivers and converters for HF to UHF. - http://www.dl5neg.de/
RTTY - FSK/AFSK Interface and Diagrams - How to remove the so called "ground loop" and the reentry in the RTTY broadcast. - http://www.ik3qar.it/rtty/1/
Magnetic Loop Antenna Plans - US amateur presents plans on how to build your own Magnetic Loop antenna. - http://www.standpipe.com/w2bri/
Projects for Experimentors - Tools and information for amateur radio, radio astronomy technicians and builders. - http://www.solderhead.com/nav_page1.html
Technical Topics - Forum includes HF/VHF antenna projects, high power Russian GS35B RF amplifiers, mobile RFI solutions, and vintage radios. - http://www.realhamradio.com/
HAM Antenna Plans and Projects - Plans, pictures, parts lists for HF, VHF, UHF antennas. - http://www.hamuniverse.com/antennas.html
7 MHz SSB Transceiver - Circuit diagram and description of 7 MHz Ham Radio SSB Transceiver. - http://www.flashwebhost.com/tcvr/
Harry's Homebrew - A resource for ham radio and electronics in general. Includes projects, reference documents, and kits. - http://hem.passagen.se/sm0vpo/
Microcontroller Projects and Software - Details of simple micro controller projects of use to radio hams and reviews of kits that have been built by M0BMN. - http://www.m0bmn.co.uk/
The Spontaflex Reflex Page - The ingenious reflex circuits of Sir Douglas Hall as published in The Radio Constructor - http://freespace.virgin.net/spontaflex.reflex/
Homebrew Spectrum Anlyzer Project. - This is an information page about a spectrum analyzer homebrew project based upon a TV tuner frontend. Much project related information is provided. - http://www.nitehawk.com/rasmit/sa50.html