Amateur Radio Resources
Signal Path Plotter
Space Weather propagation data summary
Quick Guide to HF Propagation Using Solar Indices
Complete Space Weather report from NOAA
Space Weather report for the Emergency Community from NOAA
Real Time Lightning Map
Real Time Wind Map
Tropical Cyclone status Map
Severe Weather Watches
SkyWarn home page
Scroll to the map at the bottom of the page. Click on a station, then click on the link in the pop-up.
Live status and location maps for OSCARs.
OSCAR Satellite Schedules.
International Space Station Schedules.
International Space Station frequencies.
This map provides a worldwide view of ongoing emergency situations.
This map shows worldwide cyber attacks.
Six place Maidenhead Grid locator
Azimuth map generator using Maidhead Grid location.
Amateur station locator using Maidhead Grid location.
Sherwood Labs receiver tests.
Amateur Radio RF safety calculator
Coaxial Cable properties.
Magnetic loop antenna calculator.
ARRL Band Plans
FCC Frequency Allocations