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“tonophant”
tonophant
A modification of the kaleidophon, for showing composition of acoustic vibrations. It consists of two thin slips of steel welded together, their length being adjustable by a screw socket.
This entry is located in the following units:
phant-, phanta-, phas-; -phasic, -phant
(page 5)
tono-, ton-, -tonia, -tonic, -tonous, -tony
(page 3)