Search

Radio Propagation


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

This year marks the 150th anniversary of the birth of ARRL’s first president and cofounder Hiram Percy Maxim (HPM), W1AW, born on September 2, 1869. ARRL will hold an operating event this summer to celebrate HPM’s legacy from 0000 UTC on August 31 and continue until 2359 UTC on September 8. It is open to all radio amateurs.

The event goal is straightforward: Contact as many participating station...

Read more