[sdiy] Timbreon

[John Blacet]

Some of the more possibly useful resistive material is found in certain 
types of anti-static packaging, The key is that it is usually *flat* 
black in appearance. Seems like Analog Devices is one place that likes 
to use plastic bags and cardboard boxes that fall in this category.

Terry Ahrens wrote:

>Hey Batz,
>Charles Osthelder posted plans for a ribbon controller he designed using
>resistive material from a grounding cuff. The plans can be found at
>www.wiseguysynth.com.
>The cuff itself is item # 17250 from www.desco.com.
>I purchased one for around $10. Maybe this could be a partial solution.
>~Terry
>
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>>I've also tried the trick that's spoze to work with video tape. Buggered
>>if 
>>I can get that to work. A piece of 1/2 inch video tape is spoze to be 
>>slightly conductive and increases fairly lineally with length. I couldn't 
>>get anything useful out of that. Not with the range of samples I tried 
>>anyway. Likewise with conductive mylar. The type of stuff used in IC 
>>anti-static packaging. My guess is that whatever is conductive in these 
>>materials is like a layer witin a laminate. So that from the surface it's 
>>an insulator but has a sheilding property. Or in the case of video tape,
>>is 
>>covered by a binding layer perhaps.
>>
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-- 
Regards,
John Blacet

Blacet Research
http://www.blacet.com

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