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R: Adding Preamp to 2.4 Gig




Hi  Mark

I think that your idea is correct.

73 de i8CVS Domenico


----- Original Message -----
From: Mark L. Hammond <hammond@surrealnet.net>
To: Gerald Payton <n5gpc@earthlink.net>; AMSAT-BB <amsat-bb@AMSAT.Org>
Sent: Monday, May 21, 2001 4:54 PM
Subject: Re: [amsat-bb] Adding Preamp to 2.4 Gig


> Maybe a clever tap/splitter?
>
> I'm thinking about building up a "T" splitter type of affair near the
> downconverter.  Basically use another inductor to tap 12V back "out" from
> the center coax wire, so I can put a 12V connector/dongle out near the
> preamp, to power it.
>
> Can somebody see a reason NOT to do it this way?  Or perhaps propose a
> different solution (other than running another run of wire(s) out to the
> preamp directly.
>
> 73,
>
> Mark N8MH
>
> At 08:36 AM 5/21/2001 -0500, Gerald Payton wrote:
> >I'm seeing a lot of discussion about placing a preamp before the
> >downconverter in a 2.4 Gig configuration.
> >
> >My question is about supplying power to the "new" preamp.  If one uses
the
> >coax to supply the supply voltage to the downconverter, it stops there
and
> >would not carry into the preamp.
> >
> >Does this mean an additional power cable to run?
> >
> >73,
> >Jerry
>
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