On Thu, 26 Aug 2004 23:11:09 +0100, Eiron wrote:

ruffrecords wrote:

I have never heard it expressed in SPL but a long time ago I read that
the peak output from an orchestra is about 70 watts of acoustic power.
You should be able to work it out from that.

Domestic speakers are about 1% efficient.

That would be about 89dB/w/m, but bear in mind that some designs such
as the Avantgarde Trio horn can achieve 103dB/w/m - and horns don't
obey the inverse square law!
--

Stewart Pinkerton | Music is Art - Audio is Engineering