I'm enjoying my Mackie thump 15a as a work speaker for a factory , but wondering if doing the Eminence woofer upgrade is worth it ? Who has done it ? Also
2 Mackie Thump 15A 1300 watt 15" 2 way powered portable loudspeaker with High Performance Amplifiers Built-in Mixers and Power Factor Correction - Walmart.com
Mackie Thump 15A 1300 watt 15" 2 way powered portable loudspeaker with High Performance Amplifiers Built-in Mixers and Power Factor Correction – absoluteusa