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Dire Wolf - Decoded Information from Radio Emissions for Windows Or Linux Fans edit / delete
Software packet modem.
to amateur aprs ax24 digimodes modem packet radio software to-package ... on 19 June 2012
Aerial Analyser Details edit / delete
In terms of features, pretty much a DIY MFJ-259 -- but built entirely out of common components, and including source code for the microcontroller.
to amateur analyser antenna electronics hf radio test-equipment ... on 27 February 2012
Welcome to the PA3CSG website! edit / delete
Big RF amplifiers with cheap Russian valves, and serious filters for them.
to amateur amplifier electronics hf radio rf valve vhf ... on 27 February 2012
Long Wave Radio! edit / delete
136kHz and 500kHz operation. Lots of information.
to amateur electronics lf mf radio transmitter ... on 13 September 2011
Notable for the bit on slot antennas. (The three-band J-pole-with-slots combo is pretty neat, although I'm not entirely sure I'd want it on the roof!)
Extremely impressive homebrew radio gear. I particularly like his recased and modified MKARS80, and the linear amp he built to go with it.
to amateur amplifier electronics mkars80 radio ... on 10 July 2011
James Miller's Home Page edit / delete
Hm, thought I'd bookmarked this before -- lots of interesting satellite-related information, and GPS-disciplined oscillator and 9600bps packet modem projects.
to amateur electronics gps packet radio satellite ... on 10 July 2011
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tasty by Adam Sampson.