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Fw: RE: APRS on AO-51

Hi Eric...

I'm sorry if I misunderstood your intentions....

I forgot ECHO had a digital link...I fully support APRS on the digital link,
I just didn't think, with ISS offering stellar APRS coverage, that we needed
to interrupt the FM audio link...


----- Original Message ----- 
From: "Roger Kolakowski" <rogerkola@aol.com>
To: "Eric Christensen" <kf4otn@ericsatcom.net>
Sent: Saturday, June 11, 2005 8:48 AM
Subject: RE: RE: [amsat-bb] APRS on AO-51

> Hi Eric...
> Do you mean APRS or UNPROTO? and what about the current ISS station?
> UNPROTO is more efficient for traffic passing and "59 EMA QSL" QSO's but
> conversations almost impossible because of band loading.
> Mark GVR and I can hold an UNPROTO QSO here in New England when ISS is
> the Atlantic because we have little competition, but once the sat moves
> the states forget it.
> Now PSK31 is a mode...
> Roger
> >>I'm working on a paper that describes how APRS is more efficient than
> voice and the pros and cons...  I did a presentation at the West
> Coast Space Symposium a month ago and folks really got interested.
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