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DCS# 3A95.50NWU#  M-117Location: 3A5   
title: Chaos Pendulums
aka:

Description:
Two compound pendulums are in a frame that should be clamped to the table top for operation.  They are started identically, but soon move to completely different movements.

Questions:
    Why do they stay identical at low amplitude swings?
pix of set upstart modedemo in operation