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Arbor Scientific Piezo Buzzer in Vacuum Chamber - A Better Bell Jar and Ringer!

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Product details

Management number 221478756 Release Date 2026/05/03 List Price US$45.40 Model Number 221478756
Category

A Better Bell Jar and Ringer! Our Piezo Buzzer in Vacuum Chamber is the modern replacement for the Bell Jar & Ringer. The apparatus features a piezo buzzer enclosed within a clear acrylic tube suspended between two posts limiting the transfer of sound, and is controlled by a switch that has a red LED attached to show that it is on. When the unit is connected to a vacuum pump, the air can be removed, and the effect of sound being unable to pass through a vacuum clearly demonstrated. Sound returns when the air is allowed back into the chamber. An effective demonstration with none of the complications of the traditional apparatus.

  • Our Piezo Buzzer in Vacuum Chamber is the modern replacement for the Bell Jar & Ringer.
  • An acrylic chamber houses a battery-operated, high output piezo sounder. When the end plates are attached and the unit connected to a vacuum pump no sound can be heard but the sound returns when the air is allowed back in.
  • The apparatus features an LED that indicates power is being supplied and the buzzer is operating.
  • Includes: Vacuum chamber with piezo buzzer assembly, vacuum tubing with valve and stopper, and 9 V Battery.
Theme Physics
Brand Name Arbor Scientific
Manufacturer Lascells
Material Type Acrylic
Item Dimensions 3.75 x 3.75 x 4 inches
Battery Description 9V
Included Components Vacuum chamber with piezo buzzer assembly, vacuum tubing with valve and stopper, and 9 V Battery.
Is Assembly Required Yes
Educational Objective Physics, specifically Sound and Vacuum
Manufacturer Part Number 97-6600
Manufacturer Maximum Age MONTHS 780.00
Manufacturer Minimum Age MONTHS 156.00
Global Trade Identification Number 00850036181057

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