Search

Radio Propagation


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

The winning article for the August 2019 QST Cover Plaque award is “Optimizing Propagation on 630 and 2200 Meters” by Robert S. Logan, NZ5A.

The QST Cover Plaque Award -- given to the author or authors of the most popular article in each issue -- is determined by a vote of ARRL members on the QST Cover Plaque Poll web page.

 

Read more