[amsat-bb] Re: Preamp advice, pse
kq6ea at pacbell.net
Mon Nov 3 16:22:45 PST 2008
How long is your feedline?
--- On Mon, 11/3/08, ANTHONY JAPHA <tjjapha at earthlink.net> wrote:
> From: ANTHONY JAPHA <tjjapha at earthlink.net>
> Subject: [amsat-bb] Preamp advice, pse
> To: amsat-bb at amsat.org
> Date: Monday, November 3, 2008, 3:45 PM
> Bird Lovers,
> Pse let me have advice on which of the following ARR 2 mtr
> preamps I should get: P144VDA: 1.0db nf, 15 db gain; or
> P144VDG: 0.5db nf, 24db gain.
> The preamp will be used primarily for AO-7. I operate only
> portable in a high noise environment here in Manhattan. I
> doubt the nf difference is at all meaningful in my use. The
> large difference in gain between the 2 preamps may not be
> impt. either, that is the real question. My XCVR is the
> FT-817. Another 817 is used to transmit, running abt 15-20
> watts into a small amp. with an Arrow split between 2 booms
> on 2 tripods only abt. 1 ft. from each other.
> So what's the verdict?
> Tnx and 73,
> Tony, N2UN
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