[amsat-bb] Re: Right Angle BNC adapters
Roger Kolakowski
rogerkola at aol.com
Sat Nov 3 15:19:18 PST 2007
Thanks for telling me something I never KNEW about!
Roger
WA1KAT
----- Original Message -----
From: "John Marranca, Jr" <jmarranca at bnsystems.com>
To: "Franklin Antonio" <antonio at qualcomm.com>
Cc: <amsat-bb at amsat.org>
Sent: Saturday, November 03, 2007 6:32 PM
Subject: [amsat-bb] Re: Right Angle BNC adapters
> Frank:
>
> That's what I have come to wonder! I read that some place before as well.
>
> MIL-SPEC vs. "the spring". Hmm....which is better.....
>
>
> Thanks for reminding me of something that I ALMOST forgot about.
>
> Remember to change your SMOKE DETECTOR BATTERIES, my friends. It's
Eastern
> STANDARD time tonight.
>
> John KB2HSH
>
> On 11/3/07, Franklin Antonio <antonio at qualcomm.com> wrote:
> >
> > At 01:25 PM 11/3/2007, John Marranca, Jr wrote:
> > >Does anyone know of a source of the MIL-SPEC right angle BNC adapters?
I
> > am
> > >using a hamfest special, and have a feeling that it's affecting my rx
on
> > the
> > >birds.
> >
> > For kicks, cut it open. I did this once with a right angle "N"
> > adapter that I bought at a swapmeet, and in which I observed poor
> > performance. Inside I found the center conductor was a small
> > spring! The idea, I believe, was that the spring would naturally
> > form a gentle circular arc from the center pin of one connector to
> > the center pin of the other, maintaining nice spacing from the
> > sidewals. This would be fine at DC, or maybe HF, but at UHF this was
> > worthless. The spring was electrically a coil, in other words an
> > inductor, which was altogether the wrong thing. Laughable.
> >
>
>
>
> --
> _______________________________
>
>
> John Marranca, Jr
> PBX Technician/Shop Steward CWA Local 1122
> BN Systems, Inc
> Orchard Park, NY
> (716)972-2006
> _______________________________________________
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