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[OT, yet neato] hear an engine sing
- Subject: [OT, yet neato] hear an engine sing
- From: sad_rocc@veedub.com (Dan Smith)
- Date: Wed, 18 Dec 2002 15:30:50 -0800 (PST)
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I got a forbidden to access page. Anyone else have this problem?
Dan
Hey all, I got this from the Datsun Z list, very interesting. btw, the engine doesn't start "singing" until almost 30 seconds into the recording, so don't get discouraged:
> Load the link and press play.
>
> http://astro.temple.edu/~kmr/Chauffe2.mp3
>
> 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. And think of the
> possibilities - BMW's F1 engine, which howls all the way to
> 19,050rpm, could rip through the entire Hendrix songbook.
>
> Even better: imagine a massed NASCAR choir performing "The
> Star Spangled Banner"! Being eight-cylinder engines, the
> frequency per second would be 60/(4 x revs), which means
> you'd multiply the note frequencies by 15 instead of 12: 'A'
> would arrive at 6,600rpm, 'C' at 3,923rpm, 'F' at 5,238rpm,
> etc.
>
> Mark my words, someone will be getting rich at Daytona next
> year selling a CD of NASCAR patriotic anthems. Send some of
> the royalties my way.
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From: Robbie Cotner <robw_z@yahoo.com>
Subject: [OT, yet neato] hear an engine sing
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Date: Wed, 18 Dec 2002 15:22:00 -0800 (PST)
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Hey all, I got this from the Datsun Z list, very interesting. btw, the engine doesn't start "singing" until almost 30 seconds into the recording, so don't get discouraged:
> Load the link and press play.
>
> http://astro.temple.edu/~kmr/Chauffe2.mp3
>
> 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. And think of the
> possibilities - BMW's F1 engine, which howls all the way to
> 19,050rpm, could rip through the entire Hendrix songbook.
>
> Even better: imagine a massed NASCAR choir performing "The
> Star Spangled Banner"! Being eight-cylinder engines, the
> frequency per second would be 60/(4 x revs), which means
> you'd multiply the note frequencies by 15 instead of 12: 'A'
> would arrive at 6,600rpm, 'C' at 3,923rpm, 'F' at 5,238rpm,
> etc.
>
> Mark my words, someone will be getting rich at Daytona next
> year selling a CD of NASCAR patriotic anthems. Send some of
> the royalties my way.
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Hey all, I got this from the Datsun Z list, very interesting. btw, the engine doesn't start "singing" until almost 30 seconds into the recording, so don't get discouraged:<BR> <BR> > Load the link and press play. <BR> > <BR> > <A href="http://64.4.16.250/cgi-bin/linkrd?_lang=EN&lah=0c734cd1bac4779c1b78ce3dfd11ae63&lat=1040253035&hm___action=http%3a%2f%2fastro%2etemple%2eedu%2f%7ekmr%2fChauffe2%2emp3"; target=_blank>http://astro.temple.edu/~kmr/Chauffe2.mp3</A> <BR> > <BR> > First you'll hear a 10-cylinder, 750 horsepower Asiatech F1 <BR> > engine being warmed up. Then it performs a rousing version <BR> > of "When The Saints Come Marching In", to the delight of <BR> > assembled pit staff and journalists. <BR> > <BR> > Here's how the magic was achieved (technical/musical details <BR> > via F1 Racing magazine): <BR> > <BR> > As we all know, a V10 engine produces five combustions per <BR> > revolution at a frequency per second of 60/(5 x revs per <BR> > minute), which equals 12/rpm. Therefore, to work out the <BR> > revs you need to hit a particular musical note, you multiply <BR> > the note's frequency by 12. To play a 440Hz 'A', for example, <BR> > you need 5,280rpm. For 'C', use 3,139rpm, for 'F' 4,191rpm, <BR> > and so on. <BR> > <BR> > <BR> > Asiatech's French technicians (the engine, despite its name, <BR> > is derived from a Peugeot design) simply programmed their <BR> > engine to run through the various rev/note ranges in the <BR> > correct sequence. The result is delightful. And think of the <BR> > possibilities - BMW's F1 engine, which howls all the way to <BR> > 19,050rpm, could rip through the entire Hendrix songbook. <BR> > <BR> > Even better: imagine a massed NASCAR choir performing "The <BR> > Star Spangled Banner"! Being eight-cylinder engines, the <BR> > frequency per second would be 60/(4 x revs), which means <BR> > you'd multiply the note frequencies by 15 instead of 12: 'A' <BR> > would arrive at 6,600rpm, 'C' at 3,923rpm, 'F' at 5,238rpm, <BR> > etc. <BR> > <BR> > Mark my words, someone will be getting rich at Daytona next <BR> > year selling a CD of NASCAR patriotic anthems. Send some of <BR> > the royalties my way. <BR> <p><br><hr size=1>Do you Yahoo!?<br>
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