Re: Boundary loading

Posted by hulkss [ 65.25.210.181 ] on November 07, 2004 at 23:55:10:

In Reply to: Re: Boundary loading posted by Bill Wassilak on November 05, 2004 at 15:41:46:

Just a couple quick commments:

The original LABsub has a compression ratio of 2:1. I have a modified pair at 3.0 compression ratio.

1 dB is .0000000029 psi
15 psi would be: 20log(15/.0000000029)= 194 dB

The actual peak horn throat SPL is more like 155 dB which is 0.2 psi.