Power Amplifier Accessory Speaker

Power Amplifier Accessory Speaker



Power Amplifier Accessory Speaker


This kit includes a speaker and accessories used with the Vernier Power Amplifier to study mechanical waves and springs.


The speaker contains a lightweight metal disc glued to the speaker cone. A drive post attached to the metal plate allows you to drive elastic materials such as strings and springs.

WARNING: This product can expose you to chemicals, including chromium, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, see www.P65Warnings.ca.gov


Speaker: 5 1/inch shielded woofer, 30 W max, 8 Ω impedance, 5.8 Ω DC resistance

Spring (relatively soft): Spring constant is approximately 5 N/m

Spring (stiffer): Spring constant is approximately 15 N/m

What's Included

(1) 5 1/4 inch shielded speaker with an adaptable drive post

(1) elastic string

(1) braided nylon-core cord

(2) spring with different spring constants

(2) masses

(2) threaded hooks

(1) spacer



5-year limited warranty
See our warranty policy

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Educational use only: Vernier products are designed for educational use. They are not appropriate for industrial, medical, or commercial applications.

* AP and Advanced Placement Program are registered trademarks of the College Entrance Examination Board, which was not involved in the production of and does not endorse this product.

** The IB Diploma Program is an official program of the International Baccalaureate Organization (IBO) which authorizes schools to offer it. The material available here has been developed independently of the IBO and is not endorsed by it.