[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]

Re: AO-40



on 12/14/00 6:47 PM, Richard W L Limebear at Richard@g3rwl.demon.co.uk
wrote:

> BTW: several frequencies have been quoted as "possibles" where signals
> are heard. There is one test to apply (assuming you check that its predicted
> to be above the horizon): see if the signal exhibits doppler shift; if it
> doesn't, then it isn't. Might save some folks some panic.

Looking for doppler shift won't necessarily work too well.  In present
orbit, the doppler at Apogee is very slight.  There isn't much change unlike
a LEO.

73,

Jon
NA9D

-------------------------------------
Jon Ogden
NA9D (ex: KE9NA)

Member:  ARRL, AMSAT, DXCC, NRA

http://www.qsl.net/ke9na

My President is George W. Bush -> The legal winner in Florida

----
Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org



AMSAT Top AMSAT Home