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Fw: S-band Helix Feed wire diameter



To Kevin and Gunther


I don't know if this helps but I made my 2.4Ghz helix from 1/8 copper tubing
and flattened the end to make a spade . A hole drilled in the spade fits
nicely over the center conductor of an N connector.


Barrie VE3BSB

----- Original Message -----
From: <barrie@perth.igs.net>
To: "Bill Acito" <w1pa@hotmail.com>
Sent: Friday, June 01, 2001 7:42 PM
Subject: Re: [amsat-bb] S-band Helix Feed wire diameter


> Bill
>
>
> I have been using 1/8 in. diameter copper tubing from an auto supply
store.
> If you flatten the end of the first turn you can make a wide enough spade
to
> drill a hole in which fits over the center post of the N connector.
>
>
> 73 Barrie VE3BSB
>
> ----- Original Message -----
> From: "Bill Acito" <w1pa@hotmail.com>
> To: <amsat-bb@AMSAT.Org>
> Sent: Friday, June 01, 2001 3:52 PM
> Subject: [amsat-bb] S-band Helix Feed wire diameter
>
>
> > Is there any advantage/disadvantage in building a helix dish feed from
> > 1/4" copper pipe
> > rather than 10 or 12 gauge wire at 2.4GHz? I was thinking it might
> > make the helix to N-connector
> > interface a bit "nicer", and a bit stiffer overall.  If I keep the
> > radius the same (measure to the center of the pipe), should it work
> > just as well?
> >
> > "Nicer" means I could drill a hole through the end of the pipe where
> > it should mate to the N-connector center pin, slide it over the pin,
> > and solder.
> >
> > Bill
> > W1PA
> >
> >
> > ----
> > Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> > To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
> >
>

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