250 mm (10 in) fiberglass/Kevlar? cone with pure butyl rubber surround, 50 mm (2 in) voice coil on fiberglass former, neodymium magnet
Mid Frequency Transducer
125 mm (5 in) anodized aluminum cone with EPDM rubber (Terpolymer of Ethylene and Propylene) surround, 25 mm (1 in) voice coil on fiberglass former
High Frequency Transducer
25 mm (1 in) compression driver, pure titanium diaphragm with patented JBL diamond surround
Included Accessories
1 pc MTC-PC2 input panel cover, InvisiBall mounting base, 6 mm x 305 mm InvisiBall Hex wrench.
Optional Accessories
MTC-30MK-WH Marine Grille Kit includes grille and protective cover for baffle screws. White only. ; MTC-30CM (-WH) to install speaker down from the ceiling. ; MTC-30UB (-WH) U-Bracket
Dimensions
Dimensions (H x W x D)
593 x 372 x 345 mm (23.3 x 14.6 x 13.5 in)
Weight (ea)
18.9 kg (42 lb)
Shipping Weight (ea)
20.3 kg (45 lb)
Design
Enclosure Material
High Impact PolyStyrene (HIPS) with 10% glass fill plus patentpending internal 5 mm foamed polyurethane secondary mold
SonicGuard full range power limiting to protect network and transducers.
Environmental
IEC 529 IP-X5 rating. Exceeds Mil Spec 810 for humidity, salt spray, temperature & UV. Passes Mil-Std-202F for salt spray.
Termination
Screw-down terminal strip, zinc plated copper base, nickel plated metal screws/washers. Accepts up to 9 mm outside 4 mm inside open lug (#6, #8 or #10 lug), plus bare wire (up to 12 AWG/2.5 mm)