بلندگوی سقفی حرفه ای توکار جی بی ال (JBL) مدل Control 328CT
بلندگوی سقفی حرفه ای توکار جی بی ال (JBL) مدل Control 328CT
بلندگوی حرفه ای ۸ اینچ های فرکانس (فرکانس بالا) جی بی ال (JBL)
۸″ Coaxial Ceiling Loudspeaker with HF Compression Driver
Control 328CT has been engineered from the ground up to deliver exceptional next-generation performance in a coaxial point source design ceiling loudspeaker.
بلندگوی سقفی حرفه ای توکار جی بی ال
FEATURES
- Consistent 120° broadband pattern control covers an extremely large area.
- Shaped mounting baffle provides the pattern control of a 300 mm (12 in) horn from a 200 mm (8 in) driver.
- Components
• ۲۰۰ mm (8 in) woofer with Kevlarreinforced cone and 50 mm (2 in) voice-coil.
• ۲۵ mm (1″ exit) compression driver. - Extraordinary clarity for speech and vocals with extended frequency response for music.
- ۲۵۰ Watt power handling with very high sensitivity provides high SPL capability.
- Advanced high-slope crossover network for constant coverage and smooth, natural midrange.
- Clean, contemporary grille and optional backbox available.
SPECIFICATIONS
| Frequency Range (-10 dB) | ۴۵ Hz – ۱۸ kHz | |
| Long-Term System Power Rating |
۲۵۰ W (1000 W peak), 2 hrs 150 W (600 W peak), 100 hrs |
|
| Taps | ۷۰V: 68W, 34W, 17W, 8.5W 100V: 68W, 34W, 17W |
|
| Frequency Response (±۳ dB) | ۶۰Hz – ۱۶ kHz | |
| Coverage Pattern | ۱۲۰° conical, broadband | |
| Nominal Impedance (321C) | ۸ ohms | |
| Directivity Factor (Q) | ۷٫۰ (Avg 1k – 16kHz) | |
| Directivity Index (DI) | ۸٫۵dB (Avg 1k – 16kHz) | |
| Sensitivity (2.83V@ 1m) | ۹۳ dB measured half-space | |
| Maximum SPL | ۱۱۸ dB cont ave (124 dB peak) | |
| Crossover Network | ۱٫۹ kHz, 3rd order (18 dB/oct) high-pass plus conjugate | |
| Dimensions (H x W x D) | ۳۰۵ mm (12.0 in.) diameter round baffle x depth from back of baffle of 218 mm (8.6 in) |
بلندگوی سقفی حرفه ای توکار جی بی ال (JBL) مدل Control 328C (نوشته قبلی) »
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