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Zed's Technical Writings



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Comparing slingshot kinetic energy to common ball sports

Posted by ZDP-189 , in General Info 08 December 2011 - * * * * * · 721 views
safety, kinetic energy and 2 more...
Summary

In this blog entry I consider how slingshots stack up against other other common human powered sports. I have selected a number of sports that involve a human flinging a ball, from golf to the shotput, from soccer to Jai-alai. Slingshots possess the least kinetic energy of all these sports. They aren't the fastest either. However,...


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User behavior polls

Posted by ZDP-189 , in General Info 23 October 2011 - - - - - - · 401 views
length, design, draw, spending and 6 more...
Many of us work somewhat in isolation. If we only read the forums, a few voices tend to dominate the discussion and these tend to be at the extremes. Therefore, I launched a series of polls to get a feel for the forum's general shooting and buying habits. The polls have run for a year, so I think we have enough data to draw some conclusions. I will...


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Aesthetics from deep time

Posted by ZDP-189 , in General Info 08 December 2010 - - - - - - · 169 views

Denis Dutton talks about the evolutionary basis of aesthetics.



A link to the video and transcript (link ).

I try to figure out intellectually, philosophically, psychologically, what the experience...


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Slingshot Types

Posted by ZDP-189 , in General Info 08 December 2010 - - - - - - · 236 views

Generally, the grips are:

  • Hammer grip
  • High finger grip
  • Wrist braced grip
  • Starship
  • Others






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