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5.0 (1 review)

$4.92 |
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5.0 (1 review)

This is a small 12mm round speaker that operates around the audible 2kHz range. You can use these speakers to create simple music or user interfaces.This is ...

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This is a small 12mm round speaker that operates around the audible 2kHz range. You can use these speakers to create simple music or user interfaces.

This is not a true piezoelectric speaker but behaves similarly. Instead of a piezoelectric crystal that vibrates with an electric current, this tiny speaker uses an electromagnet to drive a thin metal sheet. That means you need to use some form of alternating current to get sound. The good news is that this speaker is tuned to respond best with a square wave (e.g. from a microcontroller).

Documents:

Jargon buster

Plain-language definitions for the technical terms used above.

microcontroller
A microcontroller is a small computer on a chip that runs your program and controls connected inputs and outputs. For this product, it is the part that reads buttons and sensors, drives the display and speaker, and communicates over Bluetooth.

CEM-1203 Speaker Datasheet

Datasheet · 1006.7 KB · Click any page to view full size

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Supplier page — sparkfun.com

Supplier Description · 369.3 KB · Click any page to view full size

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Related Tutorials

Free guides on learn.littlebird.com.au

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