3C Acoustics

Siren disc - Video

demonstration image
Catalog: 
3C20.30
Location: 
3_1
Video Encyclopedia :A disc with concentric rings of equally spaced holes is spun by a motor and a jet of air is blown at each ring of holes.

Gear and card(Savart's Wheel?) - Video

demonstration image
Catalog: 
3C20.40
Location: 
3_1
Video Encyclopedia :Hold a card against gears on a common shaft with teeth in ratio of 4:5:6:8.

Fourier synthesizer - Video

demonstration image
Catalog: 
3C50.10
Location: 
3_1
Video Encyclopedia :Use the PASCO Fourier synthesizer to demonstrate building square and triangle waves.

Tuning forks on resonance boxes - Video

demonstration image
Catalog: 
3C55.55
Location: 
3_1
Video Encyclopedia :Two tuning forks, two boxes. show the box needs to be matched to the fork.

Vocal formants - Video

demonstration image
Catalog: 
3C55.80
Location: 
3_1
Video Encyclopedia :Use a computer based real time spectrum analyzer to display vocal formants.