Home » Sponsored » Pi Speakers » Another 4 pi question (speaker internal damping)
Another 4 pi question [message #81418] Sun, 28 June 2015 20:39 Go to next message
johnnycamp5 is currently offline  johnnycamp5
Messages: 354
Registered: June 2015
Location: NJ
Grand Master
Hello all.

I'm new here, and I'm building a set of 4 pi speakers. I have not yet ordered the crossovers and waveguides from Wayne, but I have sourced the JBL2226 woofers and DE250's.

I had a question about the insulation inside them. Must it be R-13 fiberglass batt?

I have a plethora of both 2' egg crate foam and also 2" Dow Corning 703 Rigid insulation, so I wish these could be used as an alternative.

But I have searched the FAQ's EDIT- "and found the answer at the very bottom of "miscellaneous".

Looks like fiberglass batt is the only option. Sad
Re: Another 4 pi question [message #81419 is a reply to message #81418] Mon, 29 June 2015 10:17 Go to previous message
Wayne Parham is currently offline  Wayne Parham
Messages: 18791
Registered: January 2001
Illuminati (33rd Degree)

That's right. R13 is your best choice.

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