[sdiy] help me not electrocute my friend real quick -

[Horton]

Why hook it up to a transformer?

AH



On Mon, Jan 26, 2009 at 7:20 PM, HL-SDK Synths <syntroniks at gmail.com> wrote:
> As long as the amplifier that this is being connected to doesn't fail, there
> is no real risk. The input is an input, and should accept signal from the
> piezo, rather than try to hurt anyone. I think you (or your friend) will be
> pretty satisfied with the results. I can almost guarantee good sounds.
> Waterproofing is a _VERY_ good idea as well. Now that I think of it, I
> wouldhook it up to a radioshack transformer.
>
> One with 1K to 8 ohm impedance. Something therabouts.
>
> On Mon, Jan 26, 2009 at 7:04 PM, Horton <horton.andrew at gmail.com> wrote:
>>
>> I'm about to build my friend a contact mic. I found instructions here
>> - http://brokenpants.com/?page_id=94 - and I have a few spare piezo
>> elements hanging around, so I figure it's a quick job, no problem.
>>
>> However, she specifically wants to freeze this mic in ice and use it
>> to record the sound of the ice cracking as it melts. I figure I'll
>> just dip the entire piezo end in plasti-dip, let it dry, and she's
>> good...waterproof. Will that be fine? I have no idea what she'll be
>> plugging it into on her end, but whatever it is, it's coming off of
>> wall power and not batteries.
>>
>> AH
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>
>