[ARC5] Potentiometer value needed

Brian Clarke brianclarke01 at optusnet.com.au
Sun Aug 10 03:18:48 EDT 2014


Tektronix used such for yonks. The guitar amplifier types are carbon and 
either both the same value and taper, or both the same value, but opposite 
taper. The likelihood of finding one with 50 k ww and 2 M carbon, audio 
taper is infinitesimal. Some dual concentric pots can be dismantled and then 
re-assembled with the values and taper you want. To do this, first you need 
to find a 100-year old electronics repair person and second, get permission 
to scavenge. How many of us are left?

73 de Brian, VK2GCE.

On Sunday, August 10, 2014 3:43 PM, you said:


> On 9 Aug 2014 at 22:54, D C _Mac_ Macdonald wrote:
>
>>
>> I was referring to dual pots on concentric shafts (1/4" and
>> 1/8") separately adjustable, but on a single axis.
>
> Oh. Yes. I would LOVE to have several of those in various values for some
> receivers I have here.
>
>> Yes, probably impossible to find, but who knows?
>
> The guitar-amp guys may have some...
>
> Ken W7EKB 



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