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Old 07-04-2009, 10:32 AM   #10 (permalink)
longjaw
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Join Date: Oct 2008
Location: South Tyneside, England
Posts: 23
Re: Mixing G12H-30's with G12M-25's?

Quote:
Originally Posted by PaoloJM View Post
No I'm sorry, I'm definitley right about this.

Well, we're both correct execpt we're talking about different things; volume and power.

You are correct about +3dB approximatley equating to a doubling of the amps power, but double the amps power does equal to doubling the volume.

dBs refer to releative volume or "preceived loudness", and that is what my point and the discussion in general was about.

+10 is equivalent to twice the volume. +3dB is roughly equivalent to the volume increase by doubling the amps output power.

A 100 Watt amp is not twice as loud as a 50 Watt.
In my first paragraph I'm quoting directly from an article on replacing speakers from the January 2004 issue of Guitar Buyer magazine pages 112 to 114.
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