Re: Piezo sourcing help?

On Mon, 19 Dec 2005 17:48:11 GMT, Kate Broughton
<kwbroughton@xxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:

>Does anyone know where I could buy a handful of piezoceramic vibration
>units, of the type used in mobiles/cellphones? I can only find people
>selling them by the thousand.
>
>Also, does anyone know where I could find out more about these things,
>in layman's language? I'm interested to know things like how much power
>they use, whether they can be made to vibrate at different
>intensities/frequencies (by altering voltage?), what sizes they come
>in, and all sorts of basic questions. I've an idea I want to try to
>build, an am quite technically competent, but don't know the first
>thing about electronics! Any help appreciated.

---
Try this:

http://www.piezo.com/tech2intropiezotrans.html

And then, for more, this:

http://www.google.com/search?hl=en&lr=&q=Piezo+bender+bimorph+transducer


--
John Fields
Professional Circuit Designer
.