General Specifications
- 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
- 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
- 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
