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Re: Proposed Internet Space Telemetry Protocol



Hi,

Has anyone though about writing a Java platform independant client for this?

Dave Johnson
G4DPZ

----- Original Message -----
From: Jan A. King <jan.king@blastoff.com>
To: <karn@ka9q.net>; <John.Melton@uk.sun.com>
Cc: <amsat-bb@AMSAT.Org>
Sent: Thursday, November 30, 2000 9:45 PM
Subject: RE: [amsat-bb] Proposed Internet Space Telemetry Protocol


> Phil,
> I think it's great you are doing this.  It's
> really needed.
> Jan
>
> -----Original Message-----
> From: owner-AMSAT-BB@AMSAT.Org [mailto:owner-AMSAT-BB@AMSAT.Org]On
> Behalf Of Phil Karn
> Sent: Thursday, November 30, 2000 9:51 AM
> To: John.Melton@uk.sun.com
> Cc: amsat-bb@AMSAT.Org
> Subject: Re: [amsat-bb] Proposed Internet Space Telemetry Protocol
>
>
> Thanks. With AO-40 software demods coming out of the woodwork, a
> standard interface spec seemed like an urgent issue.
>
> >Are you intending writing any code for the server end?  I would be
> interested in
> >working on some code for the client end (NOT Windows)!
>
> Yes I am, though I haven't had much time to spend on it this week. I
> am doing a Linux software demod for the 400 bps telemetry format. It
> will run as a background daemon that will read raw samples from a
> sound card and emit them on standard output and on the Internet using
> the protocol I am defining.
>
> My goal is to write a modem with the best possible Eb/No performance,
> even if that requires more CPU cycles. It will also be capable of
> correctly acquiring (without false lock) a PSK signal anywhere in the
> audio passband without operator intervention or
> initialization. Eventually I hope to have it generate tuning signals
> that are timed to occur in the padding between frames so the tuning
> transient won't disrupt any data.
>
> Phil
>
>
>
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