Organ Pipes & Air Column Demonstrations

Organ Pipe with Sliding Piston, Adjustable Pitch Air Column Demonstrator

• Varnished wooden organ pipe with sliding piston, variable air-column length for resonance and pitch studies. • Graduated piston marked chromatic scale C 512 to 1024, supports repeatable tone settings and comparisons. • 54 cm pipe with 840 mm fully extended length, wide adjustment range for classroom demonstrations. • Sound by blowing or air supply via rubber hose, shows standing waves and frequency change with length. • Beats investigation possible with second matching pipe, supports oscilloscope work with microphone and amplifier.