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Re: pt3 telemetry






>From: "MCGWIER ROBERT" <rwmcgwier@home.com>
>To: <amsat-bb@AMSAT.Org>
>Subject: Re: [amsat-bb] pt3 telemetry
>Date: Fri, 5 Jan 2001 07:31:06 -0500
>
>I have noticed several people talking about the He pressure
>between burn attempts.  I am assuming you mean the high
>pressure side?   If so, you should know that we USED TO
>measure these pressures with strain gauges on the tanks,
>and I  <<presume>> we still do.   That being the case, I don't
>believe the number except as an indicator that a high value of
>pressure is still in the He bottle, not an accurate indicator of
>the exact pressure.  I believe it will tell us when it gets really low,
>so low that the regulator won't work properly (even if it EVER
>DID work properly under whatever fault condition is present).
>

You did some pretty impressive analysis.



Robert Oler WB5MZO Houston TX

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