Topband: Long Delayed Echos

[wa4fki]

HI Everyone, the LDE struck something interesting, years ago I was playing with Saferics and of course LDEs happened, way back Nichole Tesla discovered this pheromone. I thought some of you may be interested in the web sites listed below..

http://www.vhfdx.net/lde.html#new
http://www.ham-shack.com/history31.html

Whistlers and LDE with audio clip
http://www.k3pgp.org/vlf.htm

Guiding MF waves from the earth's surface into space.
http://www.copernicus.org/EGU/annales/15/ag15/246.pdf

Small-scale field-aligned plasmaspheric density
structures inferred from the Radio Plasma Image
http://www.magnet.oma.be/plasmasphere/Articles_
PDF/Carpenter_2002_JGR_2001JA009199.pdf
If anyone is interested have edited a series of articles on LDE from ARRL's LDE explained to many others..

May your Echo be Loooooooong..

73's
Bill
WA4FKI