From: Jeff Shultz 

Paul Ranson wrote:

> You have to double amplifier power to produce a 3dB increase in SPL, and
> 3dB is about the smallest increment that can be discriminated by humans,
> on music at least. The 10dB comes from 'doubling perceived' SPL.
>
> All nonsense. Are they completely mad?
>

I had a friend I sent it to ask if it was a joke...

--
Jeff Shultz

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