srb 10+ year member
Senior VIP Member
I'm trying to design my first box on winISD pro but I'm having a bit of trouble. The box is for a 12" Adire Brahma and I want it to be 2.25^3 tuned at 28 hz. I want to use a 8 inch round port.
WinISD says that the port needs to be 70.62 inches long. Is that correct it, seems really long.
Thanks
WinISD says that the port needs to be 70.62 inches long. Is that correct it, seems really long.
Thanks