Speaking of power

[Ron Van Putte]

wgalligan wrote:

> Didnt Tony Stillman just say that 94 db is the level for the team 
> trails.  If so how long before AMA adapts that? Just curious.


In order for AMA to adopt FAI noise rules, somebody has to propose it 
AND it has to be passed by the R/C Aerobatics contest board.  The 
likelihood of that happening is about the same as my hitting the Florida 
Lottery.

Ron Van Putte

>     ----- Original Message -----
>     From: Gray E Fowler <mailto:gfowler at raytheon.com>
>     To: discussion at nsrca.org <mailto:discussion at nsrca.org>
>     Sent: Thursday, May 29, 2003 5:35 PM
>     Subject: Re: Speaking of power
>
>
>     Who's pressing for lower noise?
>
>
>
>     Gray Fowler
>     Principal Chemical Engineer
>     Composites Engineering
>
>
>
>     "wgalligan" <wgalligan at cnbcom.net <mailto:wgalligan at cnbcom.net>>
>     Sent by: discussion-request at nsrca.org
>     <mailto:discussion-request at nsrca.org>
>
>     05/29/2003 04:10 PM
>     Please respond to discussion
>
>            
>             To:        <discussion at nsrca.org
>     <mailto:discussion at nsrca.org>>
>             cc:        
>             Subject:        Re: Speaking of power
>
>
>
>
>     Based on all other models... our pattern planes are by far the
>     quitest airplanes in the air.  I have seen a few IMAC's that have
>     the noise down some but they still get a good prop rip at speed.
>      The .15 to .60 size engines make an iratating high pitch whine.
>      Why is it that the pattern planes are some of the quietest yet we
>     are still pressed for lowering the db even more?
>      
>     WG
>      
>     ----- Original Message -----
>     From: Dean Pappas <mailto:d.pappas at kodeos.com>
>     To: discussion at nsrca.org <mailto:discussion at nsrca.org>
>     Sent: Thursday, May 29, 2003 3:55 PM
>     Subject: RE: Speaking of power
>
>     Thank You for making my point Tony ... actually I am even more
>     concerned with the subjective in-the-air noise.
>     I fly at a beautiful and genuinely noise-sensitive site (1/4 mile
>     from the site of Washington's crossing the of the Deleware on the
>     Jersey side).
>     I don't even look at the meter anymore: my ears are tougher!
>     Dean
>     -----Original Message-----
>     From: Tony Stillman [mailto:tony at radiosouthrc.com]
>     Sent: Thursday, May 29, 2003 4:17 PM
>     To: discussion at nsrca.org
>     Subject: Re: Speaking of power
>
>     Actually, it's 2 db OVER if your flying at the Team Selection
>     Contest!  Yes, these high-power engines turn bigger props, so
>     noise is a factor...
>      
>     Tony Stillman
>     Radio South
>     3702 N. Pace Blvd.
>     Pensacola, FL 32505
>     1-800-962-7802
>     www.radiosouthrc.com <http://www.radiosouthrc.com/>
>     ----- Original Message -----
>     From: Bob Kane <mailto:getterflash at yahoo.com>
>     To: discussion at nsrca.org <mailto:discussion at nsrca.org>
>     Sent: Thursday, May 29, 2003 12:09 PM
>     Subject: Speaking of power
>
>     Has anyone measured the sound levels of the larger two strokes
>     turning the big props?  We measured a YS140DZ with ES pipe turning
>     a 17X12 APC and came up with 96dB, right on the limit.   Just
>     curious.
>
>
>     Bob Kane
>     getterflash at yahoo.com <mailto:getterflash at yahoo.com>
>
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