3D Instruments

Boomwhackers

demonstration image
Catalog: 
3D30.20A
Location: 
Bd1
A collection of eight tubes cut to the length for musical notes (from shortest to longest) C,B,A,G,F,E,D, and C with each note a unique color. There are also caps for each tube to change the end of the tube from an antinode to a node. A musical book is included which is color coded for each note.

Organ pipes, open & closed - Video

demonstration image
Catalog: 
3D32.25
Location: 
3_1
Video Encyclopedia :Three organ pipes, open and closed.

Slide whistle - Video

demonstration image
Catalog: 
3D32.30B
Location: 
3_1
Video Encyclopedia :The variable length organ pipe.

Xylophone bars - video

demonstration image
Catalog: 
3D40.10
Location: 
3_1
Video Encyclopedia :Use a microphone and oscilloscope to display the waveforms of various notes on a xylophone.

Rectangular bar oscillations - Video

demonstration image
Catalog: 
3D40.11
Location: 
3_1
Video Encyclopedia :Strike a three foot rectangular bar on different faces and on the end. Listen to the different frequencies.

High frequency metal bars - Video

demonstration image
Catalog: 
3D40.12
Location: 
3_1
Video Encyclopedia :Hold a metal rod at the midpoint and strike at the end. Two rods an octave apart are shown.

Singing rods - Video

demonstration image
Catalog: 
3D40.20B
Location: 
3_1
Video Encyclopedia :Hold a long aluminum rod at the midpoint and stroke with rosined fingers.

Chladni plate - Video

demonstration image
Catalog: 
3D40.30B
Location: 
3_1
Video Encyclopedia :A plate is driven by magnetostriction in the 10 to 30 KHz range.

Drumhead - Video

demonstration image
Catalog: 
3D40.40A
Location: 
3_1
Video Encyclopedia :A speaker drives a drumhead.

Glass breaking with sound - Video

demonstration image
Catalog: 
3D40.55B
Location: 
3_1
Video Encyclopedia :Large amplitude sound at the resonant frequency is directed at a beaker.

Pages