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Re: ISS Packet Turned Off?



As EVA 3 appears to be going ahead tomorrow, I assume that we won't here
from the ISS / PCSAT2 until Thursday (UTC) at the earliest.

Félim M3HIM
----- Original Message ----- 
From: "Frank H. Bauer" <ka3hdo@comcast.net>
To: <amsat-bb@amsat.org>
Sent: Sunday, July 09, 2006 10:32 PM
Subject: [amsat-bb] ISS Packet Turned Off?


> All,
>
> The packet is turned off primarily as a safety measure to ensure that the
> ham radio systems do not interfere with the electronics embedded in the
> space suit.  As you can well imagine, interference of this nature could
> have disastrous effects.  While this would be highly unlikely, the space
> agencies and the ham radio community mutually agreed that the ham radio
> community would not be too effected by a shutdown during the short time
> that these EVAs occur.
>
> Also, FYI, we shut down during docking maneuvers.
>
> 73,
>
> Frank H. Bauer, KA3HDO
> AMSAT-V.P. for Human Spaceflight Programs
> ARISS International Chairman
>
>
> ----------------------------------------------------------------------
> Message: 10
> Date: Sat, 8 Jul 2006 23:22:37 -0600
> From: Nate Duehr <nate@natetech.com>
> Subject: Re: [amsat-bb] ISS Packet Turned Off?
>
> On Jul 8, 2006, at 10:35 PM, Paul Reilly wrote:
>
>  > Why does it need to be turned off during spacewalks?
>
> I'm not expert, but I'd assume it's because of the potential for
> interference with the numerous other transmitters and receivers in
> use during EVA's.  Basically it probably bottom-lines at "Why risk
> it?".  It's an untested and unknown configuration and no one in space
> in a suit would probably appreciate it much if a ham radio
> transmitter caused problems for them while they're in a very tenuous
> environment.
>
> - --
> Nate Duehr - WY0X
> nate@natetech.com
> ----
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