land-speed
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RE: home made wind tunnel

To: <todd@twinjugs.com>, "DrMayf" <drmayf@teknett.com>,
Subject: RE: home made wind tunnel
From: "Russel Mack" <rtmack@concentric.net>
Date: Fri, 24 Jan 2003 19:39:12 -0600
Todd:
you just do the weight balance like you would at the track: a
suspension-extension potentiometer (like a throttle-position sensor) on the
fork and the swingarm (assuming the bike has suspension).  Calibrate the
potentiometers so you know how much compression/ extension equals how much
downforce.
Russ, #1226B

-----Original Message-----
From: Twin Jugs Cycle [mailto:twinjugsharley@yahoo.com]
Sent: Friday, January 24, 2003 11:23 AM
To: DrMayf; dad land; landspeedracer; Keith Turk; Dave Dahlgren;
basavage@earthlink.net; rtmack@concentric.net; Nt788@aol.com
Cc: land-speed@autox.team.net; nafzger@vtc.net; pork.pie@t-online.de
Subject: Re: home made wind tunnel


DrMayf > wrote:
<snip>
> you need some
> way the turn the tires at the anticipated speed
> (tires and wheels have a
> significant effect on air flow, especially on a
> bike).

Excellent point!.. bet that plays a big part on lift!?
if that ever gets worked into the equation maybe some
giant overhead fish scales can be used for the lift
differences I was refering to?

<snip>
> just don't fall off and
> introduce your self to the fan blade...can ruin your
> whole day ;^}

Let alone all that pretty hair. :-)

Todd Dross
Twin Jugs Racing
#1300b

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