H3-25.HTML
H3-25: GALTON'S WHISTLE

PURPOSE: To produce high-frequency tones.

DESCRIPTION: This device consists of a very short tube which can be activated by blowing air past an edge using the bulb. The tube is calibrated, and can produce both high-frequency audible pitches and ultrasonic frequencies.

SUGGESTIONS:

REFERENCES: (PIRA 3C20.15)

EQUIPMENT: Galton's Whistle.

SETUP TIME: None.


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