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Thursday, 19 June 2014 15:17

H3-25: GALTON'S WHISTLE

Additional Info

  • ID Code: H3-25
  • Purpose: 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.
  • Availability: Available
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