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TOPIC:
H1-43: ULTRASONICS AND HEARING 10 years 3 months ago #797
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ID Code: H1-43 Purpose: Demonstrate that there exist ultrasonic waves with frequencies above the range of human hearing. Description: The oscillator drives a supertweeter at frequencies from 500 Hz to over 25 kHz. The microphone signal on the oscilloscope provides evidence that the ultrasonic waves are really there. Availability: Available |
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Last edit: by zzfixk21.
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