Posted by jumpin on November 09, 2003 at 12:45:11

I am building a pair of Pi Sevens using altec 421A 15" 8ohm drivers. Could someone advise on correct port lenght and dia. Any advice on bracing would also be helpful. I am using 18mm MDF.

Cheers Jumpin

• Re: Pi seven port size using Altec 421A 15" Drivers - manualblock 18:53:03 11/09/03 (1)
  • If I am not mistaken... - Shanko 19:36:31 11/11/03 (0)
• Re: Pi seven port size using Altec 421A 15" Drivers - Wayne Parham 15:41:07 11/09/03 (0)