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Old August 21st 08, 01:55 PM posted to uk.rec.audio
Don Pearce
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Default Do all capacitors sound the same.

Nick Gorham wrote:
Don Pearce wrote:

Nick Gorham wrote:

This might be of interest

http://www.sonicstate.com/news/shownews.cfm?newsid=6667


He dropped some rather interesting info when he was talking about the
blind testing "70% of the people in most of the tests preferred our
capacitors". It is the word "most" that is telling. Suppose by most he
meant perhaps as many as 70%.... Then just under half of the people
tested would have preferred his caps.


Well, I head it as the fact that in blind tests most people prefered the
low resonance caps (ie more than 50%), and in some tests up to 70%
prefered them.


No, I listened again - I had it right.


He is also talking about something rather different than most people
when considering the sound of the capacitor - he is talking literally;
the capacitor is physically making sounds. All you need to do is pop
it in a box, and you won't hear it.

d


Wonderfull bit of not seeming to want to listen Don. He said that as
well as causing a audible difference under blind testing, one of the
ways the effect can be demonstrated is that the caps produce sound.

There are more details here

http://www.icwltd.co.uk/claritycap/download/news2.pdf


But which effect is being heard in the blind test? I note he didn't
claim double blind. And having read that paper, I can't say I'm too
impressed, apart of course from the obvious fact that Parameter 1 should
be C and Parameter 2 about 1.13. How could I not have known that already?

Please don't be too impressed by this. When someone passes off an advert
as an academic paper, you really must smell a rat.

d