Point Source Sound Interference

Demo Number	271
Location	Shelf 48
Description	Two speakers in phase to use for interference demonstrations.
Related Demos	291, 299, 285, 281, 295, 9012
Tips	A function generator is located on Shelf 61 (Demo 9012) Holding one of the white speakers in hand, keep one speaker in a fixed position and move the other closer and farther away from the fixed speaker. This movement aligns the waves produced by each speaker in a peak to peak arrangement or a trough to peak arrangement. The sound heard will be loud and soft.

Colorado State University