| To: | Billy Zoom <billyzoom@billyzoom.com>, spridgets |
|---|---|
| Subject: | Re: Speedometer needed... |
| From: | "Dave G." <dmg@bossig.com> |
| Date: | Thu, 24 May 2007 16:22:48 -0700 |
> I've never rolled a speedo, but wouldn't the 3" diameter be over > 15,000 turns per mile, and the 4" closer to 10,000? Well... let-me-see 3" dia = approx 9.425" circumference... 1 mile = 5280 ft = 63,360" 63,360/9.425=149,082 rolls per mile... Nope... it ain't gonna work that way ...;^\ Back to the drawing board... Dave G. Good thought, though..... |
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