VK1OD - Owen Duffy's excellent web site dealing with many in-depth Ham Radio related topics
www.mudiefamily.org - Peter Mudie has a real-time weather station and other ham radio and work related information.
http://www.cebik.com/radio.html - L.B. Cebik W4RNL
Now, if you have not already visited L. B. Cebik, W4RNLís site, you really must do so. This has to be the premier Ham Radio site on the Internet and contains a wealth of information that I will not even attempt to summarize. Find out for yourself at
HADARC - Hornsby And District Amateur Radio Club
http://hpsdr.org/ High Performance Software Defined Radio project
http://www.ozham.com/ Glen Millen's Boat Anchor website