A
B
Figure 13.4
(a) Wheatstone ’ s kaleidophone (1827), whose several rods exhibit various modes of vibration by means of a
luminous point at the end of each; (b) patterns produced by the different modes of the kaleidophone.
A
B
Figure 13.4
(a) Wheatstone ’ s kaleidophone (1827), whose several rods exhibit various modes of vibration by means of a
luminous point at the end of each; (b) patterns produced by the different modes of the kaleidophone.