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Old 02-19-08, 07:24 AM   #3 (Link)
media2368
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Since: Apr 2006
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Re: Need Advice: 20-39PC-Plus - Push to the limit without bottom out


Quote:
lalakersfan34 wrote: View Post
Do you mean to ask if it's ok if your sub hits 80dB peaks, or if you listen at reference? Reference level is probably a bit too loud considering it's a single 20-39 PC+ in a decent sized room and you're running it in the 16hz tune. I'd guess your sub should be able to handle peaks of around 105-110dB at your LP before you run into problems. Of course this depends on your room acoustics, subwoofer and seating positions, etc. What did you use to calibrate your system to reference level? I know DVE is 75dB, and Avia is 85dB. What source did you use that sets reference level at 80dB?
Thanks for your reply but I am sorry that I have edit my message just to make it more clear.

By the way what is "LP"?

I didn't use Avia or DVE. I just sets the reference level at 80db using an SPL meter for 6 channels.

My usual listening level is 65db.

For the subwoofer, I have introduce a house curve using the BFD to calibrate the 20hz~32hz to play at 8db hot (i.e. 73db).

As you said: my SUB can handle peaks of around 105-110dB so is it safe to calibrate the freq 20hz~32hz to play at 35db hot (i.e. 100db)?


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