[sdiy] Audio taper pots - shunt resistors and contact resistance

[Neil Johnson]

On 11/09/2012 15:54, Mattias Rickardsson wrote:
> On 8 September 2012 16:41, Neil Johnson <neil.johnson97 at ntlworld.com> wrote:
>>> Pots are imperfect devices.
>>
>> Is there any device which is not imperfect?
>
> A noise generator? :-)

It's actually quite difficult to make a really good noise source.  It's 
easy to make a poor quality one, but getting one that has a truly flat 
spectrum that doesn't vary with temperature, age, etc, is tricky.

Neil
-- 
Modules and more :: www.cesyg.com
Homepage :: www.njohnson.co.uk ::