[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]

Re: Experience with K3TZ patch (construction question)



Yes the flat bottomed ones do work better but I had a few left over
looking for useful employment!  Cliff K7RR

"Frederick M. Spinner" wrote:
> 
> You guys are going to hate me for saying this, but the correct solution is
> to buy a N with a flat bottom, or use an SMA (can be done, but is trickier).
>   Down East sells suitable N's.  The ones that come with his transverters
> are flat backed.
> 
> Fred W0FMS
> 
> >From: "Greg D." <ko6th_greg@hotmail.com>
> >To: amsat-bb@AMSAT.Org
> >Subject: [amsat-bb] Experience with K3TZ patch (construction question)
> >Date: Wed, 20 Feb 2002 15:24:51 -0800
> >
> >Just curious what one would do in building the patch with one
> >of those N connectors with a bump on the back side...  The
> >height of the bump is almost as high as the distance between
> >the reflector and the active element.  I assume I need to put
> >a spacer between the N connector and the back of the reflector
> >in order to move the top of the bump to be flush with the front
> >of the reflector.  So the hole in the reflector would be about
> >a half inch in diameter, and not attached to the top of the bump.
> >The alternative would be a thicker spacer and a hole only big
> >enough for the center pin to pass through.  Probably have the
> >spacer just thick enough so the top of the bump contacts the back
> >of the reflector, but I don't know if that's a reliable connection
> >from an RF perspective.
> >
> >What's the right answer?
> >
> >Greg  KO6TH
> >
> >
> >_________________________________________________________________
> >Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp.
> >
> >----
> >Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> >To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
> 
> <html></html>
> 
> _________________________________________________________________
> Send and receive Hotmail on your mobile device: http://mobile.msn.com
> 
> ----
> Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
----
Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org



AMSAT Top AMSAT Home