[sarex] PCSAT2 special Ops Event Update
bruninga at usna.edu
Tue Aug 22 08:35:06 PDT 2006
SAREX: PCSAT2 SPECIAL OPERATIONS RESUME. Operations were
When PCSAT2 ran out of sunlight on ISS on the 15th. Operations
after ISS changed attitude to XPOP on the 18th.
> From: Robert Bruninga [mailto:bruninga at usna.edu]
> Sent: Saturday, August 05, 2006 8:41 AM
> PCSAT2 SPECIAL EVENT AND OPERATIONS
> Subj: ISS Packet =>VOICE Contacts:
> For the remaining days of
> PCSAT2's operation on ISS, PCSAT2 will be configured for VOICE
> response to normal packets transmitted via the normal ISS
> 145.99 uplink / 145.800 downlink. The command station's voice
> downlink will be on 437.975 +/- Doppler and he/she will
> acknowledge by voice all packets seen on the packet uplink or
> generally chat about the system.
> 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
> ARISS on 145.99 uplink / 145.800 downlink, but listen on the
> downlink for the combined voice and packets. This will only
> PCSAT2 is in range of a participating command station and
there is no
> guarantee that all command stations will be available on any
> pass. In otherwords, this may be rare, but fun.
> Right now, passes in the Northern Hemisphere are occuring in
> evening. Passes in the Southern Hemisphere right now are from
> Best thing to do is simply monitor 437.975 during ISS passes
> you hear a command station, then send us a 'hello'
> packet via the ISS (or PCSAT2) digipeater.
> The PCSAT2 Packet system on 145.825 up and 435.275 is also
> as well as the 10m to 435.275 transponder (for HIGH
> power attempts on 29.401 MHz)... Just connect to PCSAT2 on
> 145.825 to bring up the transponder. Still no reports of
> attteempting it or being successful.
> de WB4APR
> US Naval Academy Satellite Station
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