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Re: "Tuning " a car

To: Richard Kensicki <richk@spartajunction.com>
Subject: Re: "Tuning " a car
From: Joe Amo <jkamo@rap.midco.net>
Date: Tue, 31 Dec 2002 16:21:00 -0700
Do they have "stairway to heaven" in C/c3-6??

http://home1.gte.net/wwalker/frequency.html

interesting, now I know that my wife speaks in C-sub-contra CCC0

wonder what frequency Teague is in "FO"  (flat out)?

Happy New year Richard and everyone



Joe

Richard Kensicki wrote:

> From a Corvette mail list. Have a listen before you read how it was done.
>
>RichK
>
>Here is an example of what it really means to "tune" a car. Not a 
>Corvette, but it is a race engine...
>
>Try http://www.tauzero.co.uk/other/Chauffe2.mp3 Or 
>http://astro.temple.edu/~kmr/Chauffe2.mp3 
><http://astro.temple.edu/%7Ekmr/Chauffe2.mp3>
>
>The write-up explaining it all: First you'll hear a 10-cylinder, 750 
>horsepower Asiatech F1 engine being warmed up. Then it performs a 
>rousing version of "When The Saints Come Marching In", to the delight of 
>assembled pit staff and journalists.
>
>Here's how the magic was achieved (technical/musical details via F1 
>Racing magazine):
>
>As we all know, a V10 engine produces five combustions per revolution at 
>a frequency per second of 60/(5 x revs per minute), which equals 12/rpm. 
>Therefore, to work out the revs you need to hit a particular musical 
>note, you multiply the note's frequency by 12. To play a 440Hz 'A', for 
>example, you need 5,280rpm. For 'C', use 3,139rpm, for 'F' 4,191rpm, and 
>so on.
>
>Asiatech's French technicians (the engine, despite its name, is derived 
>from a Peugeot design) simply programmed their engine to run through the 
>various rev/note ranges in the correct sequence. The result is delightful.

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