Skip to content
-
Demonstrate principles of sound amplification
-
Music Box is normally very quiet, and barely audible in a large lecture hall. But when the music box is pressed firmly against a solid, rigid object- like a table top or a blackboard-it becomes very audible. Press against the body of an acustic guitar for even larger amplification.
-
- Determine the highest frequency of audible sound. Adjustable
whistle produces mostly frequencies inaudible to us. Lowering the pitch brings
the sound into most people’s audible range.
- Located in L02,