On Tue, Mar 18, 2014 at 05:09:21PM +0000, Fons Adriaensen wrote:
 
> A stereo system calibrated as you describe will output 86 dB SPL
> if both channels are -20 dB on the K-meter.
> 
> To calibrate the AMB system, send the pink noise through an
> AMB panner, set the level for -20 dB RMS in W, and pan the sound
> in a direction corresponding to a speaker. Adjust decoder/amp
> gain for 86 dB SPL. Check this remains more or less constant in
> all directions.

Just to avoid all confusion, -20 dB RMS here means an indication
of 0 dB on the K-20 meter !

Ciao,

-- 
FA

A world of exhaustive, reliable metadata would be an utopia.
It's also a pipe-dream, founded on self-delusion, nerd hubris
and hysterically inflated market opportunities. (Cory Doctorow)

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