مكبرات صوت JBL Control 28-1، مكبر صوت جهير 8 بوصات مع مخروط من الألياف الزجاجية المنسوجة، ومكبر صوت عالي التردد بغشاء PEI 1 بوصة مع تبريد سائل، وغطاء مقاوم للعوامل الجوية، لون أبيض | CONTROL 28-1
High Output Indoor/Outdoor Background/Foreground Speaker
The Control® 28-1 is a two-way 8” speaker with rich sonic character, wide coverage, consistent coverage, versatile mounting, and a contemporary high-design look that fits into a wide range of decors, This makes Control 28-1 an excellent choice for a wide variety of applications, including retail stores, restaurants, health clubs, theme parks, educational facilities, hospitality, music cafes, leisure venues, and anywhere where a top quality high-output indoor/outdoor foreground/background music (and/or paging) speaker is required.
Specifications
| Frequency Range (-10dB) | 45 Hz to 20 kHz |
| Frequency Response (±3 dB) | 62Hz - 16 kHz |
| Power Rating | 240 W Continuous Program (2 hrs) 120 W (480W peak), Continuous Pink Noise (2 hrs) 90 W (360W peak) Continuous Pink Noise (100 hrs) |
| Maximum Input Voltage | 27.5 V RMS (2 hrs), 55.0 V peak |
| Maximum SPL (1m) | 112 dB ave. Continuous Pink Noise (118 dB peak) |
| Sensitivity | 91 dB, 1W/1m (ave. 100 Hz – 10 kHz) |
| Coverage Angle | 100°H x 100°V |
| Directivity Factor (Q) | 7.3 (averaged 1kHz – 16kHz) |
| Directivity Index (DI) | 8.3dB (averaged 1kHz – 16kHz) |
| Impedance | 8 ohms (THRU setting) |
| Crossover Type | 2nd order low-pass, 1st order high-pass, plus conjugate shaping |
| Transformer Taps | 70V: 60W, 30W, 15W, 7.5W 100V: 60W, 30W, 15W Insertion Loss: <0.94 dB at any tap setting Thru Setting: 8Ω nominal |
| Recommended ProtectiveHigh-Pass | 45 Hz high-pass (24 dB/oct) for 8Ω operation plus 15W and 7.5W taps; 55 Hz for 30W tap; 65 Hz for 60W tap. |
| Drivers | LF: 200 mm (8 in), woven-fiberglass cone with pure butyl rubber surround with Weather-Edge frame protection, high-temp fiberglass voice coil former, high-temp voice coil wire, optimized cone geometry, linear suspension spider, and FEA optimized motor structure. HF: 25 mm (1 in) PEI diaphragm, low-viscosity ferro-magnetic fluid, and lightweight Kapton™ voice coil former. |
| Enclosure | High Impact Polystyrene (HIPS) with 10% glass fill, painted with highly-UV resistant paint on white (-WH) version for maximum UV fade resistance. |
| Grille | Highly zinc-plated, finished in durable TGIC polyester powdercoating. MTC-28WMG-1 (&-WH) available with WeatherMax™ multi-layer foam and tight-weave mesh vapor barrier backing. |
| Mounting Hardware | InvisiBall wall-mounting system included. Two 6 mm attachment points (on top and bottom) for optional MTC-28WMG-1 (&-WH) U-bracket. Secondary safety attachment loop point on back panel. |
| Outdoor Capability | IP-44 per IEC529 (IP-55 when installed with the optional MTC-28WMG-1 WeatherMax™ grille and either MTC-PC2 or MTC-PC3 panel cover.) Exceeds MilSpec 810 for humidity, salt-spray, temperature & UV. Passes MilStd-202F for salt spray and ASTM G85 for acid-air plus salt spray. Optional MTC-28WMG-1 WeatherMax™ grille for breaking up driving rain and for especially difficult 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). Optional MTC-PC2 and MTC-PC3 protective panel covers available to provide sealed entrance for additional weather protection. |
| Safety Agency | ROHS-compliant; Transformer UL Recognized per UL1876 |
| Colors | Black (RAL9004) or white (-WH, RAL9016) |
| Dimensions (H x W x D) | 386 x 282 x 219 mm (15.2 x 11.1 x 8.6 in); 277 mm (10.9 in) deep total when mounted on InvisiBall wall-mount bracket. |
| Net Weight (each) | 6.8 kg (15.0 lbs) |
| Shipping Weight | 15.4 kg (34 lbs) pair-packed (for 2 speakers) |
| Included Accessories | InvisiBall™ wall-mounting system), 6 mm x 180 mm hex key |
| Optional Accessories | MTC-28UB-1 – Yolk-type U-bracket (&-WH) MTC-28WMG-1 – WeatherMax grille with backing (&-WH) MTC-28/25CM – Ceiling-Mount InvisiBall adapter (&-WH) |
جنرال لواء
العلامة التجارية
- JBL
الموديل
- Control 28-1
كود تخزين مايكروليس
- 238894
تاريخ متاح الأولى
- 04 أبريل، 2025
وزن المشتريات
- 14.97 كغ
مقاسات الشحنة
- 45.72 سم x 57.15 سم x 34.29 سم
هذا الموقع هو منصة مختصة بالبحث عن اسعار المنتجات في قطر, لمساعدتك في البحث عن افضل سعر للمنتجات في السوق. اكتب اسم او رقم المنتج الذي تبحث عنه في مربع البحث بالاعلى واضغط على زر البحث, وسنقوم بإظهار الناتئج المطابقة مرتبة حسب افضل سعر.
