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Old 9th July 2014, 07:22 PM
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Yorkshiretea Yorkshiretea is offline
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Join Date: Aug 2013
Member of: Anston FTC
Location: Sheffield
Posts: 2,160

Originally Posted by holly View Post
There used to be a thing called a ballistic pendulam , GC gerald Cardew made em . you shot at the pendulam and depending how far it went up the gauge . that was your power . sounds a bit crude ,
I remember them from the RF range in the Peaks.

The maths makes sense.

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