[amsat-bb] Re: Eagle U/V modes
rwmcgwier at comcast.net
Sat Oct 14 06:27:56 PDT 2006
My best recollection is that there never was one published and though
this could have been easily derived once on orbit, the propulsion
incident ended any hope of that.
John B. Stephensen wrote:
> 800W EIRP should work -- the SNR will just be 2 dB lower. We used 1 kW EIRP
> as the requirement as it is the power limit in many parts of the U.S. I
> don't remember any publishedspecification for the AO-40 uplink, so I can't
> make a numberical comparison.
> ----- Original Message -----
> From: "Greg D." <ko6th_greg at hotmail.com>
> To: <kd6ozh at comcast.net>; <kb5mu at amsat.org>; <tmcgrane at suffolk.lib.ny.us>
> Cc: <amsat-bb at amsat.org>
> Sent: Thursday, October 12, 2006 04:15 UTC
> Subject: [amsat-bb] Re: Eagle U/V modes
>> 1kw EIRP... I've got about 100w into a 2x8 CP antenna (guessing 8dbi ?),
>> that's about the same. How does this compare to the uplink requirements
>> U/S on AO-40? I was able (accidentally) to get Leila's attention with
>> Greg KO6TH
AMSAT Director and VP Engineering. Member: ARRL, AMSAT-DL,
TAPR, Packrats, NJQRP, QRP ARCI, QCWA, FRC. ARRL SDR WG Chair
"You see, wire telegraph is a kind of a very, very long cat.
You pull his tail in New York and his head is meowing in Los
Angeles. Do you understand this? And radio operates exactly
the same way: you send signals here, they receive them there.
The only difference is that there is no cat." - Einstein
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