Subject: Noise and intercom
From: Rotary Engine
Date: 4/24/2010, 5:16 PM
To: AAA Put this in the To box



Most of the time I fly solo but w/ a passenger  the inherent loud noise from
the engine
even with a muffler interferes with the intercom mode of the Bendix/King
kx125 nav/com.
  I am thinking that I will have to buy a separate intercom for noise
attenuation. Does
any one have a recommendation for a manufacturer/model?

John P

Just curios John. What does your muffler system look like.
Got any pictures? Are your rotor housings turbo type
or normally aspirated?


Paul Lamar

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John,
I have a couple NAT stereo intercoms for sale, removed from a couple of my
earlier planes. NAT bought Sierra Radio Corp's Quietflight series of stereo
intercoms, and now produces variations of them. It is/was a high end unit
used in commercial tour helicopters (it soft mutes the music inputs when
either the radio or you/passengers speak, the radio/pilot has precedence via
a switch, etc features). Remote mounted phone and mic jacks or face plate
mounted (I remoted them).
http://www.northernairborne.com/sup-manuals-install.htm I have all the
original documentation, comes with it. Email for more info,
cardmarc@charter.net if you need it.
Marc


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