>
>
>
>
>--- In [EMAIL PROTECTED], "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote:
> > I have access to a generator powered with a DD 2-71. Does anyone
>have any
> > experience with this engine? I have been told it is possible to
>build a
> > muffler that will work on a DD so the neighbors are not so willing
>to storm
> > your door with sythes and torches. From my experience a DD is the
>best way
> > to turn Diesel fuel into noise.
>
I have only a little experience with these engines, working on a drill rig
powered by one. it was perhaps the loudest engine I have ever heard. It was
loud through earplugs.
Have you heard about black noise generators? designed to produce sound of a
frequency and amplitude which precisely negates the sound your engine makes.
They use em on army helicopters. No idea if this is do-able for you.
BA.
_
Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com.
Biofuel at Journey to Forever:
http://journeytoforever.org/biofuel.html
Please do NOT send "unsubscribe" messages to the list address.
To unsubscribe, send an email to:
[EMAIL PROTECTED]
Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
