Newsgroups: comp.robotics
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From: bies@sctc.com (Marty Bies)
Subject: Re: Measuring the acceleration of an arrow.
Message-ID: <1992Dec4.200301.181@sctc.com>
Organization: SCTC
References: <1992Nov24.203603.23381@eos.arc.nasa.gov> <Z565uB1w165w@vector0.SAC.CA.US> <600@rml.UUCP>
Date: Fri, 4 Dec 1992 20:03:01 GMT
Lines: 12

jack@rml.UUCP (jack hagerty) writes:

>Rather than trying to mount a strobe on the arrow, or finding one
>powerful enough to illuminate the entire path, try the following
>technique: Replace the arrowhead with a battery and grain-of-wheat
>bulb. This will give a brilliant, pinpoint light and it's cheap enough
>that you can make up several for multiple tests (the battery/bulb will 
>probably be destroyed on impact with the target). 
One problem, by altering the arrow, you no longer get a true measurement.

Marty
bies@sctc.com
