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CENCO® String Vibrator
Unit consists of a sturdy metal frame carrying a DC motor with an eccentric shaft for exciting the vibrations. Clamp the frame to a table, attach a string and then simply use masses and a pulley to put tension on the string.
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Ripple Tank
This compact tank can be used on an overhead projector or as a traditional ripple tank.
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Essential Physics Demo: Large Tuning Forks
Lower Frequency Than Traditional Forks
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Essential Physics Demo: Rotating Speaker Bar
Experiment With Sound Wave Interference
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Bell Jar with Battery Operated Buzzer
This bell jar demonstrates that sound waves can't travel and therefore can't be heard without air or matter.
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Tuning Fork Set
Scientific tuning forks are designed for acoustic research, sound wave analysis, and calibration standards.
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Resonance Apparatus
With the Resonance Apparatus, students investigate the effect of frequency on wavelength.
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Doppler Effect Demonstration
Get students into the swing of things with the Doppler effect.
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Eisco® Ripple Tank Advanced with Projection Screen
This advanced ripple tank comes complete with all accessories needed for wave investigations.
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Wave Form Helix, 1.8 m
Closely wound steel helix for studying wave behavior.
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Wave Form Helix, 10 cm Closed Height
Closely wound steel helix for studying wave behavior.
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Eisco® Wave Form Helix, XL
Closely wound steel helix for studying wave behavior.