Posted by Wayne Parham on July 27, 2003 at 13:11:46

In Reply to: JBL 1500AL posted by airwise on July 26, 2003 at 23:19:17:

A quick study shows it to be virtually identical to the 2226 in its cabinet tuning requirements. I'd recommend using a bass-reflex system of 2.5ft³ - 5ft³ with Helmholtz frequency of 40Hz.