• Ionospheric Prediction Service (do your own propagation predictions)
  • VHF/UHF Tropospheric Propagation Forecaster  (with map)
  • AD5Q's Propagation Forcast
  • Australian Ionosphere Prediction Service
  • Australian Space Forecast Centre
  • Communications Analysis Prediction Wizard
  • Current Solar Images at NOAA
  • Ham Radio OnLine Magazine Propagation Resource List
  • Ham Radio OnLine Magazine World Wide Propagation Conditions
  • High Frequency Active Auroral Research Program
  • Ionospheric Physics Group
  • K-Index Plot - U.S. Air Force, Space Forecast Center
  • K1TTT MOF/LOF Propagation Program
  • Latest Solar Images from NASA
  • NOAA Current Solar Forecast (SF & A indices)
  • NOAA's radio information page (for radio operators)
  • Primer on the Space Environment
  • Propagation Models and Prediction Software
  • SOHO - Solar and Heliospheric Observatory
  • Solar Flux
  • Solar Terrestrial Activity Report
  • Solar Terrestrial Dispatch - solar/geophysical real-time data.
  • Solar Terrestrial Physics Division of the NGDC
  • Solar Tower at Mount Wilson Observatory
  • Solar activity report from IPS
  • Solar and Upper Atmospheric Data Services
  • Space Environment Center (NOAA)
  • Sunrise
  • Sunspot Index Data Center
  • Today's Space Weather from NOAA
  • 50 MHz DX WebCluster by OH2BUA
  • 144 MHz DX WebCluster by OH2BUA
  • AA0YT page - VHF, EME, OSCAR, Beacon lists, VHF Directory.
  • AURORA plot (real time) from HLMS Alaska
  • Automated Meteor Observations
  • AZ_PROJ Azimuthal Equidistant Map Server custom Grid Maps
  • Canada: BC VHF Plus Page
  • Central States VHF Society homepage
  • CQ VHF Magazine - dedicated to VHF and above operating.
  • DSP/EME - Mike Cook AF9Y's EME page
  • DSP Filter Interchange for WeakSignal Communication by W6/PA0ZN
  • DX PROPAGATION LIVE!
  • EME-SETI-Weak Signal page - by W6/PA0ZN.
  • EME'ers e-mail address list - by W6/PA0ZN
  • EME 432 skeds page - by W6/PA0ZN
  • EME stations directory, 432 and up by DUBUS
  • Es, Aurora, Meteor and EME Radio Communications page by AC4OP
  • European Microwave News
  • GJ4ICD - DXCluster, VHF-UHF, Beacons, Solar data
  • K1UHF's Webpage at QSL.NET
  • Make More Miles On VHF, by DK3XT/AB7IY - au, m/s info.
  • Meteor Observations
  • Meteor Shower Observations
  • Meteor Showers
  • N1BWT 10 GHz Homepage
  • N1GPY Contest Crew VHF/UHF Webpage OLD SITE aol.com
  • N1NLX/N1KTM /MM Homepage
  • N2DKP Homepage - Rochester VHF Group news.
  • N6CL Joe Lynch's Homepage - CQ WW VHF contest info.
  • North East Weak Signal group - N.E.W.S. VHF-SHF Club (main)
  • North East Weak Signal group - N.E.W.S. VHF-SHF Club (mirror)
  • OH2BUA - HF-VHF-UHF DxCluster, solar activity reports.
  • PA3EPD Homepage - his 144 MHz EME experiences
  • Pack Rat Home Page - Mt. Airy VHF Radio Club, W3CCX.
  • Point Loma ARC - W6RDF VHF club
  • Practical Wireless 144MHz QRP Contest (U.K.)
  • RANV - Radio Amateurs of Northern Vermont - WB1GQR
  • San Bernardino Microwave Society
  • Six News - the 50 MHz DX publication
  • SMIRK Six Meter Int'l Radio Klub - N0EOQ-KA0NNO homepages
  • Southeastern VHF Society Conference - April 9-10, 1999
  • VHF/EME Scheduling files by W6/PA0ZN.
  • VHF PROPAGATION LIVE!
  • VHF Schedule Setup Page!
  • W2SZ/1 Mt. Greylock Expeditionary Force vhf contest group
  • W5UN EME Home Page
  • WA1MBA Homepage - Microwave info.
  • WeakSignal News Kiosk - VHF/UHF/EME - by W6/PA0ZN.
  • Weak Signal URL/Email change info.
  • West Coast VHF Conference
  • Western States Weak Signal Society
  • WZ1V's anonymous FTP/Web site at QSL.NET
  • Near-Real-Time MUF and Aurora World map - SkyCom Pro v2.0
  • Planetary K-index Plot
  • Solar activity report from IPS
  • Solar Terrestrial Dispatch - solar/geophysical real-time data.
  • Solar Terrestrial Dispatch - alternate site?
  • Solar-Terrestrial Physics
  • Space Environment Center Homepage - Solar Data
  • Space Environment Laboratory - NOAA's Radio Users' Page
  • WWV Solar Flux with Boulder A and K Index
  • WWV last 25 reports - from OH2BUA webpage.