ETGD
at the University of Twente
In contrast to other web-controlled receivers, this receiver can be
tuned by multiple users simultaneously, thanks to the use of
Software-Defined Radio.
LA8AK, Radio
Communications Resource Page
Unfortunately LA8AK died in 2005,
but his website continues. G7HEP stumbled across his site whilst
researching the German radio equipment installed at Batterie Vara,
Kristiansand. It seems this was also one of his interests.
learn morse code
Learn morse code in one minute!
The Killing Ground
- Earth your station safely by Peter E Chadwick G3RZP.
This is a copy from Rad-Com June 1987 with authors permission.
It must be remembered this article was printed over 20 years ago
and the regulations have changed.
If the reader has any doubts then a qualified electrician must be
consulted.
However it is believed this article was correct at time of printing
Page 1 and 2 are in PDF format and are about 1.8 megs each.
Page One
and Page
Two
http://www.skywaves.ar88.net/homebrew/reflex.htm
http://www.skywaves.ar88.net/homebrew/12Vregen.htm
http://makearadio.com/tube/1-12af6.php
http://www.hi-ho.ne.jp/ux-45/12FR8.html
http://www.bobsdata.com/one_tube_dx_receiver/index.html
http://www.tuberadio.com/canteen.html
http://www.junkbox.com/electronics/lowvoltagetubes.shtml
http://www.oldradioworld.de/audione.htm
http://www.americanradiohistory.com
Links to
information on Softrock projects,
Buy kits from Tony, (if in stock be quick - they won't be for long)
www.kb9yig.com/
Main Yahoo group http://groups.yahoo.com/group/softrock40/
PowerSDR-IQ (the name may change for copyright reasons) http://groups.yahoo.com/group/powersdr-iq/
Rocky from Alex Shovkoplyas http://www.dxatlas.com/Rocky/
Very detailed builder's notes http://www.wb5rvz.com/sdr/
Motherboard V4.3 project from Loftur Jonasson http://sites.google.com/site/lofturj/
The amazing Silicon Labs Si570 synthesizer
http://www.silabs.com/Support%20Documents/TechnicalDocs/si570.pdf
Ham Radio Homebrew
EUCLID Realtime European Lightning Map.
Isle of Wight Weather Lightning activity from Isle of Wight weather station - very good for tracking storms across / around UK
Atomic Clock Sync Free Windows software for synchronizing your PC to an internet atomic clock.