[TowerTalk] Yagis and Rivets
Dave Pomeroy
dave_pomeroy@yahoo.com
Thu, 16 Mar 2000 04:58:38 -0800 (PST)
I am sure aircraft grade riviting might have a higher
quality level than we do in the back yard. There are
some aircraft grade aluminum pop rivits. Don't know
much about them but I know they exist.
--- alsopb <alsopb@gloryroad.net> wrote:
>
> Brad,
>
> My knowledge is dated. My understanding is that
> most structural
> rivets on an airplane are not the bind pop rivet
> type. They are
> flattened on both sides. I would certainly trust
> them. A comparison
> of pop rivets to them doesn't seem valid. I also
> believe that the
> QC/petigree of parts, installation tool, inspection
> and installation
> instructions should be better for the aircraft
> stuff.
>
> 73 de Brian/K3KO
>
> Pete Smith wrote:
> >
> > At 11:05 PM 3/15/00 CST, Brad Anbro wrote:
> > >
> > >Hi Dave; I don't know what manufacturer made ur
> "C3-S" but I can say
> > >from my personal experience with HyGain, and also
> to a lesser extent,
> > >CushCraft, I would'nt purchase ANY antenna that
> was put together w/
> > >rivets. I put up one of the newer Moseley
> antennas awhile back for a
> > >ham that is now deceased. Just by looking at the
> construction method
> > >of his antenna (w/ rivets) I knew that I didn't
> ever want an antenna
> > >that was put together using rivets.
> >
> > Hi Brad -- I don't have your extensive experience,
> but from what I've seen
> > there is no reason to knock properly-installed
> pop-rivets in aluminum
> > antennas. My riveted antennas (Force 12 makes
> them, and the C-3S, by the
> > way) have been up for 4 years so far, and show no
> signs of loosening
> > despite temperature-cycling from over 100
> farenheit to well below zero and
> > a routinely-windy QTH. To be sure I didn't rivet
> them in the sun at high
> > temperature and all tubing joints are Noaloxed.
> Beats the heck out of
> > either metal-tapping screws or hose clamps.
> >
> > It's hard to imagine that the FAA would permit
> pop-riveting of major
> > aircraft structures if this method was so suspect.
> >
> > 73, Pete Smith N4ZR
> > n4zr@contesting.com
> >
> > Don't forget to update your entry on the World
> Contest Station Database, at
> > http://206.102.70.3/search.htm
> >
> > --
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=====
Dave Pomeroy K8DNP Southwest Michigan
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