[Robotgroup] advice needed: soldering Piezo disks

[Paul Atkinson]

I agree, do it fast & use flux. Some of the piezo's I've seen look
like they have a silver plating/flash over the ceramic layer.

My second attempt if that didn't work would be a conductive glue.

Paul

On Nov 17, 2007 12:05 AM, Andre Lamothe <ceo at nurve.net> wrote:
> Hmmm, in general, you want to do it quickly and get the solder to flow fast,
> so tin the lead itself, put some flux on the surface and then wet the solder
> tip with solder and then solder it down dead center. That usually works
> pretty well.
>
> Andre'
>
>
> ----- Original Message -----
> From: "Def Egge" <robodigest at innervate.com>
> To: "The Robot Group" <robotgroup at puremagic.com>
> Sent: Friday, November 16, 2007 6:43 PM
> Subject: [Robotgroup] advice needed: soldering Piezo disks
>
>
>
> Has anyone had experience in soldering leads to piezo elements
> (crystal layer with brass backing)?
>
> Soldering a lead to the brass seems pretty straightforward.  Any tips
> on soldering the other lead to the piezo crystal layer itself?  The
> crystal layer appears to be epoxied to the brass backing plate.  How
> likely is that to be damaged?
>
> I have examined pre-soldered piezo elements but I cannot tell what
> preparation was made to the crystal layer before soldering the lead
> to it.
>
> Thanks for any tips y'all might offer.
>
>
> --
>
> All the best....
>
> Mike
>
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