Posted by Yury [ 212.82.219.98 ] on August 26, 2004 at 01:46:50:

hello!
I want to do 'hour-glass' port for my subwoofer.
it's should be round.
how can I make it? which material and method?
theoretically I wish to make it exponential.
thank you

• marble world

Replies:

• Re: 'hour-glass' port - Tightwad 18:38:50 08/29/04 (1)
  • Re: 'hour-glass' port - Yury 01:02:10 08/30/04 (0)
• Re: 'hour-glass' port - Wayne Parham 16:05:29 08/26/04 (0)