Follow the Bouncing Ball...
Thursday November 12, 2009
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| Don't just phone it in... Image copyright Apple |
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In the What will they think of next? category is this nifty product from Terranova Scientific, who have produced an iPhone application to measure the Coefficient of Restitution (COR) of table tennis balls, by "listening" to the consecutive bounces of the ball, and then calculating the COR by analyzing the time interval between the bounces.
Seeing as the current test for the COR of table tennis balls is done by dropping the ball from 305mm, and then measuring the height of the bounce (which is not as easy at it sounds - try it sometime), this could be a useful product for table tennis officials around the world. Initial pricing looks to be around $25 US. The actual table tennis ball COR measurer iPhone application is not released quite yet, but you can check out the equivalent product for golf balls from the company here. Now if they could only come up with a similar iPhone application to measure the fastest rubber... |
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