Search

Radio Propagation


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

Due to an inadvertent mix-up, a recent ARRL solicitation letter to benefit the W1AW Endowment Fund included a return envelope designating the Spectrum Defense Fund.

“We apologize for any confusion or inconvenience this may have caused for those who donated or were considering making a donation,” ARRL Development Manager Lauren Clarke, KB1YDD, said. “At ARRL, we always strive to present ourselves...

Read more