Air filters

[Richard Strickland]

Beg to differ--It all adds up.   RS


----- Original Message -----
From: <rcaerobob at cox.net>
To: <discussion at nsrca.org>
Sent: Thursday, August 12, 2004 12:50 PM
Subject: Re: Re: Air filters


> Those things are noise sources ONLY if they can be heard above the rattle
of wheels, wheel pants, belly pans, chin cowls, and canopies.
>
> So maybe it could be....
>
> Bob P.
> Chinese ARF Flier
> >
> > From: Jim_Woodward at beaerospace.com
> > Date: 2004/08/12 Thu PM 01:35:28 EDT
> > To: discussion at nsrca.org
> > Subject: Re: Air filters
> >
> > Hi All,
> >
> > I was under the impression that the real cause of excessive noise was
prop
> > (rpm & diameter).  The actual engine noise and exhaust setup (by todays
> > typical standard) was not the significant cause of noise - the prop is
the
> > culprit.
> > Jim W.
> >
> >
> >
> >
> >
> >
> > <tony at radiosouthrc.com>
> > Sent by: discussion-request at nsrca.org
> > 08/12/2004 01:32 PM
> > Please respond to tony
> >
> >
> >         To:     <discussion at nsrca.org>
> >         cc:
> >         Subject:        Re: Air filters
> >
> >
> > Richard:
> > I make one for the OS 160...
> >
> > Tony Stillman
> > Radio South
> > 3702 N. Pace Blvd.
> > Pensacola, FL 32505
> > 1-800-962-7802
> > www.radiosouthrc.com
> > ----- Original Message -----
> > From: Richard Strickland
> > To: NSRCA
> > Sent: Thursday, August 12, 2004 10:37 AM
> > Subject: Air filters
> >
> > Anyone,
> >
> > When we first started trying to quiet things down, one of the areas we
> > looked at was intake noise.  We used to use a stretch on filter housing
> > with small filter disks that helped the noise problems with the added
> > benefit of keeping crap out of the engine--gee, what a concept.  Are
there
> > any such animals available now?  We fly off an old asphalt runway and
> > there is the possibility something significant was sucked into a brand
new
> > 170 and destroyed the piston, sleeve, ring and bearing.  First time for
> > everything, I guess.  The 60 sized ones did not seem to affect
> > performance.
> >
> > Thanks,
> >
> > Richard
> >
> >
> >
>
> Bob Pastorello, El Reno, OK, USA
> rcaerobob at cox.net
> www.rcaerobats.net
>
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