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Re: NCube-2



Might there be a delay in hearing from NCube due to the self-discharge of
the batteries while it was stuck within SSETI? I hope that all it needs now
is a little time to recharge.

David Goncalves


On 12/22/05, Jean-L. RAULT <f6agr@wanadoo.fr> wrote:
>
> Nothing heard during the 08:45 UTC pass over Paris
>
> 73 de Jean-Louis F6AGR
> Loc. JN18DQ
>
>
> Graham Shirville a Ècrit :
>
> > Hi All,
> >
> > We have received a report from NORAD that they have recently detected
> > an additional object in an orbit which is very close to SSETI Express.
> >
> > It is possible that this could be NCube-2 which should have been
> > deployed from Express just after launch on October 27th.
> >
> > It would be really good to see if signals from NCube-2 can be detected
> > on 437.305MHz +/- Doppler.
> >
> > NORAD will be cataloging this new object as 28897 and an element set
> > should be forthcoming shortly - in the meantime the existing SSETI
> > Express TLEs/Keps will be accurate enough.
> >
> >
> > Here is some prelaunch data to help recognition of the signal!
> >
> >
> > Downlink: 437,305MHz
> > Bitrate: 9600b/s
> > Modulation technique: GMSK
> >
> > The message:
> >                "DE=LA1CUB=NCUBE2=FF=LA1CUB===" is morsed using a
> > 2400Hz tone, 26 words per minute" where FF is a hex number [00=3,0V -
> > FF=4,5V]
> >        If battery voltage is above 3,8V, every 2 minutes
> >        If battery voltage is below 3,8, every 5 minutes
> > In the end of the message an unnumbered AX.25 packet is attached
> > containing the string:
> >
> > DE=LA1CUB=NCUBE2=NORWEGIAN CUBESAT - WWW.NCUBE.NO
> >
> > In the header of the AX.25: Callsign: NCUBE  Destination: EARTH
> >
> > The satellite will transmit at a power of 1,5W at full battery charge
> >
> > Reception reports will be welcome email to ncube@rocketrange.no   and
> > to missioncontrol@sseti.org
> >
> > Keep those fingers crossed
> >
> > 73
> >
> > Graham G3VZV ----
> > Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
> > Not an AMSAT member? Join now to support the amateur satellite program!
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> ----
> Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
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>



--
David Goncalves
----
Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
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