PURPOSE: To illustrate how a guitar works and to see its waves on an oscilloscope.

DESCRIPTION: Play notes or chords on the guitar to see their wave shapes on the oscilloscope. Notice that as the notes decay their wave shapes change, a result of different decay times for different harmonics.

SUGGESTIONS:

REFERENCES: (PIRA unknown.)

EQUIPMENT: Guitar with electric pickup and oscilloscope with scope/TV cart.

SETUP TIME: 5 min.