spl and acustic output is not same ? and which subwoofer is more spl more pressure in the room ? whish is more strong ?
is the jamo says 1 watt 1 meter 109 db spl ? 400 watt 125 db from 3 meter spl ?
i found the web site for calculate but dont understand
http://www.sengpielaudio.com/calculatorefficiency.htm
Frequency Response:  18Hz150Hz ± 3dB 
MAX ACOUSTIC OUTPUT:  121dB @ 30Hz 1/8 space, 1m 
AMPLIFIER TYPE:  BASH® Digital Hybrid 
AMPLIFIER POWER:  400 watts continuous @ <2% THD / Dynamic Power*: 800 watts 
DRIVE COMPONENTS: 
15" (38.1cm) Active nonresonant Woven Fiberglass driver

this is klipsch sw 115
Frequency Response (Hz, +/3dB)  20 200  
Power Handling (Watts Long/Short Term)  800Wrms@4O/1600Wpk@4O  
Rated output (W)  600Wrms@4O@THD+N <1%  
Sensitivity (dB, 2.8V/1m)  109 dB 
and this is jamo d600 thx sub