piezo buzzer - RadioBanter

July 23rd 12, 05:13 AM

vu2nan

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First recorded activity by RadioBanter: Feb 2011

Location: Bangalore

Posts: 87

Quote:

Originally Posted by

what is postive and negative on a round buzzer where contacs are an inside center circle and an outside ring ?

or does positive and negative matter with a piezo buzzer ?

I suppose you are referring to the piezo element alone. In that case the answer is 'no polarity' as the element responds to an ac signal only.

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