Frequency Range (-10 dB) |
38 Hz - 17 kHz |
Frequency Response (± 3 dB) |
40 Hz - 16 kHz |
100 Hr Power Capacity |
500 Watts Continuous Program Power ; 250 Watts Continuous IEC Pink Noise |
Maximum SPL @ 1m |
Short-Term = 123 dB; Long-Term = 117 dB |
Nominal Sensitivity |
93 dB, 2.83V @ 1m (3.3 ft) |
Nominal Coverage Angle |
120° H x 110° V |
Directivity Factor (Q) |
5.2, averaged 500 Hz to 10 kHz |
Directivity Index (DI) |
7.1 dB, averaged 500 Hz to 10 kHz |
Nominal Impedance |
4 ohms |
Crossover Type |
3rd order Low Pass LF, 2nd order High Pass/3rd order Low Pass MF, 3rd order High Pass, HF, plus conjugate shaping circuitry. |
Transformer Taps |
70V = 150W, 75W, 38W, 19W ; 100V = 150W, 75W, 38W ; Thru Position = 4Ω nominal |
Low Frequency Transducer |
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 (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) |
Enclosure Material |
High Impact PolyStyrene (HIPS) with 10% glass fill plus patentpending internal 5 mm foamed polyurethane secondary mold |
Grille |
Thermoset composite coated steel, WeatherMax multi-layer foam |
Overload Protection |
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) |
Safety Agency Rating |
Transformer is listed per UL1876 |