Search

Radio Propagation


Solar X-rays:
Status
Geomagnetic field:
Status
D-Region Absorption
Prediction:
Status
Created by PA4RM

ARRL Headquarters will be closed on Memorial Day, Monday, May 27. There will be no W1AW bulletin or code practice transmissions on that day. ARRL Headquarters will reopen on Tuesday, May 28, at 8 AM EDT. We wish everyone a safe and enjoyable holiday weekend.

Read more