Here are even more Radio links...
Good database of VHF & up amateur activity.... http://pages.infinit.net/ve2pij/
Tom Williams' Home Page.... WA1MBA
A valuable resource for plotting amateur radio microwave path profiles. http://users.rcn.com/acreilly/los_form.html
Here's a site from which you can get your very own path plotting/analysis software...FREE!!. http://www.cplus.org/rmw/english1.html
If you are heading for the hills with your radios to find a high spot...look here. http://www.intac.com/~mherson/rovesite.htm
Here's some really nice DSP information including software. http://www.nitehawk.com/rasmit/dsp50.html
Here's more DSP information. http://www.dspguide.com/
Here's some really good info for designing electrically small beam antennas. http://www.cebik.com/moxgen.html
Paul Wade, W1GHZ has published a wealth of microwave information.... http://www.tiac.net/users/wade/10g_home.htm
If this bar graph gets to 6, then there could be some aurora going on. http://www.maj.com/sun/images/noaa_kp_3d.gif
This site shows a real-time display of the MUF!!. http://www.spacew.com/www/realtime.gif
Tropo Forecast. http://www.iprimus.ca/~hepburnw/tropo.html
Maps centered on your QTH.... http://www.wm7d.net/azproj.shtml
Tired of lousy weather forecasts? Make your own with this radar data. http://www.intellicast.com/LocalWeather/World/UnitedStates/RadarLoop/
A good source for high-power amplifier design information. SM5BSZ
Go here to see where the sun is shining (and...where it don't shine). http://www.fourmilab.ch/cgi-bin/uncgi/Earth/action?opt=-p