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Acoustic Disk (OW-C-AD)

Acoustic Disk (OW-C-AD)

Demonstrates the quantitative relation between the pitches of the sounds constituting a major chord.


1.  Acoustic disk
2.  Air jet attachment w/ hose
3.  Variable speed rotator
4.  Air / vacuum pump

  • Description

    Product Description


    1.  Insert the acoustic disk in the collet of the variable speed rotator.  (may be already done)
    2.  Attach the air jet to the air pump and hold the jet over the disk when it spins.
    3.  Turn on the rotator (adjust the speed  if needed).  Varying tones are emitted by each row of holes).  The rows are respectively, 24, 24, 30, 36, and 48 holes.