Technical Sites by Call Sign

ND2X/5
Paul Goble's QRO is the Internet information site
for low cost Russian power tube amplifiers.

G3SEK  
Ian White's Amateur Radio Technical Notebook includes PA
control circuitry construction projects and amplifier design information.

W4ENE
Jim Tonne is offering to the fraternity a collection of original
engineering software. Browse, choose, download.

The Semiconductor Museum
Jack Ward's interesting site is dedicated to preserving
the history of the greatest invention of the 20th century.