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Waves & Sound There are 51 products.

Waves & Sound
  • Sound Level Meter, Analog
    Sound Level Meter, Analog

    Meets decibel frequency weighting A (dbA) ANSI specifications. Measure the typical noises of the classroom, from normal speech to nearly unbearable hallway traffic, with this versatile meter. Our dial switch detects sound on two separate ranges (35 - 80 dB and 75 - 120 dB). Signal oscillator calibration is manually adjustable. Includes: carry case and instructions. 16 x 6.5 x 4 cm in size.

    Meets decibel frequency weighting A (dbA) ANSI specifications. Measure the typical...

    Meets decibel frequency weighting A (dbA) ANSI specifications. Measure the typical noises of the classroom, from normal speech to nearly unbearable hallway traffic, with this...

    613-0105

    This item is currently not in stock, please call for availability.

    .
    $118.56
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  • Sonometer 600 mm
    Sonometer, Student Set.

    This is a great introduction to the science of sound. Have your entire class find notes and hear the difference when the length and tension of a string is altered. Includes: sonometer base, 22 cm long; two strings; tension adjusters; three bridges, (one thick and two thin); two spring scales.

    This is a great introduction to the science of sound. Have your entire class find notes...

    This is a great introduction to the science of sound. Have your entire class find notes and hear the difference when the length and tension of a string is altered. Includes:...

    613-0110

    In Stock

    .
    $57.70
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  • Dynamic Microphone
    Microphone, Dynamic.

    Unidirectional microphone, features include: 9 foot cord, 1/4” (6.3mm) adaptor, 1/8” (3.5mm) adaptor and on-off switch.

    Unidirectional microphone, features include: 9 foot cord, 1/4” (6.3mm) adaptor, 1/8”...

    Unidirectional microphone, features include: 9 foot cord, 1/4” (6.3mm) adaptor, 1/8” (3.5mm) adaptor and on-off switch.

    613-0115

    In Stock

    .
    $23.04
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  • Quincke'S Interference Tube
    Quincke's Interference Tube

    Now you hear it, now you don't. Show how two sounds cancel each other out when added together. Two Y-shaped glass tubes are connected with rubber tubing in such a way that one path is about one-half wavelength longer than the other. When a tuning fork is held near one end and the path difference is about 65 cm, you'll hear no sound at the other end. When either tube is pinched shut, however, the tuning fork comes through loud and clear. With...

    Now you hear it, now you don't. Show how two sounds cancel each other out when added...

    Now you hear it, now you don't. Show how two sounds cancel each other out when added together. Two Y-shaped glass tubes are connected with rubber tubing in such a way that one...

    613-0120

    This item is currently not in stock, please call for availability.

    .
    $29.75
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  • Boomwhackers
    Boomwhackers, C-Major Diatonic.

    Our set of 8 precision tuned tubes has earned the Parent's Choice award. Bang the tube on a knee or floor to hear a note from the C major diatonic scale. You can actually play music this way, selecting longer tubes for lower notes. Made of soft, colorful plastic, each tube is labeled. Educational for kids of all ages!

    Our set of 8 precision tuned tubes has earned the Parent's Choice award. Bang the tube...

    Our set of 8 precision tuned tubes has earned the Parent's Choice award. Bang the tube on a knee or floor to hear a note from the C major diatonic scale. You can actually play...

    613-0145

    This item is currently not in stock, please call for availability.

    .
    $29.17
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  • Nanosecond Demo
    Nanosecond Bar, Each.

    How fast does light move? Our 30cm acrylic arrow shows how far light travels in exactly one nanosecond (one billionth of a second).

    How fast does light move? Our 30cm acrylic arrow shows how far light travels in...

    How fast does light move? Our 30cm acrylic arrow shows how far light travels in exactly one nanosecond (one billionth of a second).

    614-0685

    In Stock

    .
    $8.03
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