Loa JBL Control 31

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Components:
• 250 mm (10 in) woven fiberglass cone LF driver with
52 mm (2 in) voicecoil.
• High-output 2414H-C compression driver with 25 mm (1 in) exit, unique (patented) design and high-temperature polymer diaphragm.
250 Watt capability (in 8Ω thru setting), plus 150 Watt transformer for 70V or 100V distributed lines,
with 8Ω thru bypass.
Extended bandwidth, extremely smooth frequency response
Highly outdoor-capable design with included WeatherMax™ multi-layer grille and optional marine-kit grille for salt-air environments.
110° x 110° symmetrical coverage.
Includes InvisiBall® mounting hardware plus ten 6 mm attachment points for suspension and optional U-bracket.
Included sealed input panel cover and screw-down input terminals for secure connection.

JBL	CONTROL CONTRACTOR	CONTROL 31	2-WAY CONTROL CONTRACTOR ON-WAL	China
JBL	CONTROL CONTRACTOR	CONTROL 31-WH	2-WAY CONTROL CONTRACTOR ON-WAL	China

Mã: Control 31 Danh mục: Control Contractor 20 Series, Loa JBL Brand: JBL

Mô tả

Loa JBL Control 31 là mẫu loa JBL chuyên dụng dược hãng cho ra mắt sau mẫu loa JBL Control 30. Loa treo tường JBL Control 31 thừa hưởng những ưu điểm của các dòng loa thế hệ trước và được cải tiến, nâng cấp hơn về chất lượng công suất của loa hứa hẹn mang lại nhiều trải nghiệm mới.

Thông số kỹ thuật JBL Control 31

Frequency Range (-10dB)	33Hz – 19kHz
Frequency Response (±3 dB)	42Hz – 14kHz
Power Ratings	250 W (1000 W peak), 2 hrs. 200 W (800 W peak), 100 hrs.
Maximum SPL (1m)	116 dB continuous (123 dB peak)
Sensitivity	92 dB
Coverage Angle	110°H x110°V
Directivity Factor (Q)	5.7, averaged 500 Hz to 10 kHz
Directivity Index (DI)	7.3 dB, averaged 500 Hz to 10 kHz
Impedance	8 ohms
Crossover Type	2nd order low-pass, 2nd order high-pass, plus conjugate shaping circuitry.
Transformer Taps	70V: 150W, 75W, 38W, 19W 100V: 150W, 75W, 38W Insertion Loss: <0.65 dB at any tap setting Thru Setting: 8Ω nominal
Recommended High-Pass	Protective 40 Hz high-pass (24 dB/oct) for any transformer tap and for 8Ω operation
Drivers	LF: 250 mm (10 in) woven-fiberglass cone with pure butyl rubber surround, 52 mm (2 in) voice coil on high-temperature fiberglass voice coil former, optimized cone geometry, linear suspension spider, FEA-optimized motor construction, aluminum ring on pole piece. HF: JBL 2414H-C compression driver with 25 mm (1 in) diaphragm and voice coil diameter, high temperature polymer diaphragm, JBL-patented design, fluid-cooled.
Enclosure	High impact Polystyrene (HIPS) with 10% glass fill plus patent-pending internal 5 mm foamed polyurethane secondary mold for additional cabinet density.
Grille	Zinc-plated and thermoset-composite coated steel, WeatherMax™ multi-layer foam with tight-weave mesh vapor barrier.
Mounting hardware	InvisiBall wall-mounting system included. Ten 6 mm attachment points on cabinet for suspending or for optional U-bracket. One 6 mm secondary safety attachment point (for forged shoulder steel eyebolt, not included) on back panel.
Outdoor Capability	IP-55 per IEC529. Exceeds MilSpec 810 for humidity, salt-spray, temperature & UV. Passes MilStd-202F for salt spray. Optional MTC-30MK marine-kit grille increases longevity in highly corrosive environments.
Input Connectors	Screw-down terminal strip, zinc-plated copper based, nickel-plated metal screws and washers. Accepts up to 9 mm outside 4 mm inside open lugs (#6, #8, or #10 lug), plus bare wire (up to 12 AWG / 2.5 mm2).
Safety Agency	Transformer is listed per UL1876
Colors	Black (RAL9004) or white (-WH, RAL9003)
Dimensions (H x W x D)	593 x 372 x 345 mm (23.3 x 14.6 x 13.5 in)
Net Weight (each)	18.8 kg (41.5lb)
Shipping Weight (ea)	22.0 kg (48.5 lb)
Included Accessories	1 pc MTC-PC2 input panel cover, InvisiBall wall-mounting system, 6 mm x 305 mm InvisiBall hex wrench.
Optional Accessories	MTC-30MK Marine-Kit Grille in black or white (-WH), consisting of grille and protective covers for baffle screws. MTC-30CM (&-WH) Ceiling-Mount Adapter for installing speaker down from the ceiling. MTC-30UB (&-WH) U-Bracket

Loa JBL Control 31

Thông số kỹ thuật JBL Control 31

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