The Model 2231H low frequency loudspeaker provides accurate, solid low-frequency reproductron Designed with free air resonance b
2420+2231H system JBL - HiFi-Do McIntosh/JBL/audio-technica/Jeff Rowland/Accuphase
JBL 2231H 15" Driver
JBL 4333B...2231H woofers reconed with my 2236H recone kits. | JBL 4333B Studio Monitors. 2231H woofers reconed with what I will call my 2236H recone kit. Cloth surround hybrid cone assembly. Never