Posted by Wayne Parham [ 70.128.110.173 ] on January 11, 2009 at 15:51:14:
In Reply to: Three pi subs 92 db ? posted by wayne-o on January 10, 2009 at 23:44:28:
You might notice the page where that spec is listed gives conditions where measurements were taken. All specs are given at 2.83v/M rather than 1w/M. The woofer is a 4Ω part, so 1 watt is dissipated with a 2.0v drive signal. Send it 2.83v and 2W is dissipated, which is 3dB higher.
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