This ensures that the correct low-end frequencies are going to the subs for proper alignment

and per-note tuning:

LD Systems XS400 Power Amplifier

Compact passive speaker designed for fixed installation

Specially suited for Electronic compositions

Latin Percussion Conga head Hand Picked Z-TT Rims (Extended Collar) - 14" Super Tumba (LP274D) Batterihøjtaler This ensures that the correctHand Picked LP heads are premium percussion heads Thickness: approx. 1. 5 mm Head height (when new): approx. 33 mm Material: untanned buffalo hide Rim: all LP Z Series and Top Tuning Conga hoops (extended collar) in the respective size =&gt "LP27" heads Tip: The hoop determines the outer diameter of the head; the size determines the crown diameter of the bearing edge. If the crown diameter is the same, then the outer diameter of "LP26 M26" heads is