باند دیواری(دکوراتیو) جی بی ال (JBL) مدل Control 31
توسط: jbl
نوشته شده در اسپیکر دکوراتیو (دیواری), محصولاتTags: باند ستونی دکوراتیو, باند و بلندگوهای دکوراتیو, بلندگوی دکوراتیو پروساند, بلندگوی دکوراتیو دیواری, بلندگوی دکوراتیو سفید/مشکی, نمونه بلندگوهای دکوراتیو
باند دیواری(دکوراتیو) جی بی ال (JBL) مدل Control 31
Control 31
Two-Way High-Output Indoor-Outdoor Monitor Speaker
FEATURES
- Components:
• ۲۵۰ 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. - ۲۵۰ 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.
- ۱۱۰° 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.
SPECIFICATIONS
Frequency Range (-10 dB) | ۳۳Hz – ۱۹kHz | |
Frequency Response (±۳ dB) | ۴۲Hz – ۱۴kHz | |
Power Ratings | ۲۵۰ W (1000 W peak), 2 hrs. 200 W (800 W peak), 100 hrs. |
|
Maximum SPL @ 1m | ۱۱۶ dB continuous (123 dB peak) | |
Nominal Sensitivity | ۹۲ dB | |
Coverage Angle | ۱۱۰° x 110° | |
Directivity Factor (Q) | ۵٫۷, averaged 500 Hz to 10 kHz | |
Directivity Index (DI) | ۷٫۳ dB, averaged 500 Hz to 10 kHz | |
Nominal Impedance | ۸ ohms | |
Crossover Type | ۲nd order low-pass, 2nd order high-pass, plus conjugate shaping circuitry. | |
Transformer Taps | ۷۰V: 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 | |
Low Frequency | ۲۵۰ 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. | |
High Frequency | 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 Material | 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. | |
Installation | 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. | |
Environmental | 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. | |
Termination | 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). | |
Agency Rating | Transformer is listed per UL1876 | |
Colors | Black (RAL9004) or white (-WH, RAL9003) | |
Dimensions | ۵۹۳ x 372 x 345 mm (23.3 x 14.6 x 13.5 in) | |
Weight (ea) | ۱۸٫۸ kg (41.5lb) | |
Shipping Weight (ea) | ۲۲٫۰ kg (48.5 lb) | |
Included Accessories | ۱ 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 |
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