Swindon & District Amateur Radio Club

Propagation

Ahhh. that mystical earth science!

Well here”s something to hopefully make your life easier. Some early warnings
for aurora, e-skip on 144Mhz, solar x-rays, and geomagnetic field.

VHF Aurora:
144 MHz E-Skip in EU:
From The DXrobot
Solar X-rays:
Geomagnetic Field:
From n3kl.org

useful links:

rsgb propagation page. just about every link you could wish for

Space Environment Center

William Hepburn”s excellent tropospheric ducting forecast

John Harder”s VHF propagation maps from APRS data

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