[sarex] Re: PCSAT2 special Operations Event PLAN
th.frey at tiscalinet.ch
Wed Aug 2 13:00:36 PDT 2006
Robert Bruninga schrieb:
> PCSAT2 SPECIAL EVENT AND OPERATIONS
> Subj: ISS Packet =>VOICE Contacts:
> Starting on 4 August, and for the 26 days remaining of
> PCSAT2's operation on ISS, PCSAT2 will be configured for
> VOICE response to normal packets transmitted via the normal
> ISS digipeater 145.99 uplink (or PCSAT2's uplink on 145.825
> if the ARISS packet system is not operational). The command
> station's voice downlink will be on 437.975 +/- Doppler and
> he/she willl attempt to acknowledge by voice all packets seen
> on the packet uplink.
> The UHF downlink will be weak (only 1 Watt) and being
> UHF (9dB worse than 2m), will need at least a small
> beam to hear it.
> Users who want to participate, simply send your packets
> as normal VIA ARISS on 145.99 uplink (if available or via
> 145.825 if not) but listen on the 437.925 downlink for the
> combined voice and packets. This will only work when
> PCSAT2 is in range of a participating command station and
> there is no guarantee that all command stations will be available
> on any given pass. In otherwords, this may be rare, but fun.
> Right now, passes in the Northern Hemisphere are occuring
> before sunrise, so only the last two morning passes may be
> so manned for voice. Passes in the Southern Hemisphere
> right now are from midday into evening.
> Best thing to do is simply monitor 437.975 during ISS passes
> and if you hear a command station, then send us a 'hello'
> packet via the ISS digipeater.
> We need a volunteer command station in South America,
> South Africa and some other footprints too if activity is
> desired in those areas.
> de WB4APR
> US Naval Academy Satellite Station
Is there a volunteer command station in Europe ? But why do you not
activate PCSAT2 as a voice repeater ?
Thomas Frey, HB9SKA
Thomas Frey, Holzgasse 2, CH-5242 Birr, Tel. + Fax: 056 444 93 41
Packet Radio (AX.25): HB9SKA @ HB9PD.CHE.EU
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