Control 321CT
JBL

12 in. Coaxial Ceiling Loudspeaker with HF Compression Driver

Control 321CT는 12인치 실링 스피커로서 고급 음질의 실현을 목적으로 디자인된 인-실링 스피커 시스템입니다. 연결이 자유로운 커넥터가 부착되어 있어 설치가 쉽고, 선택 가능한 액세서리를 통해 용도에 맞는 시스템을 구성할 수 있습니다.

• 12인치 서브우퍼 드라이버 장착

• 250와트의 높은 전력 처리

• 선택 가능한 액세서리 제공 (옵션)

• 커넥터 부착의 편리성

• 확장 된 주파수 응답을 통한 명료도 보장

• 하이 슬로프 크로스 오버 네트워크 지원

 

Frequency Response (-10dB)34 Hz – 18 kHz
Power RatingIEC Long-Term System Power Rating: 250 W continuous pink noise (1000 W peak), 2 hrs 200 W continuous pink noise (800 W peak), 100 hrs
Transformer Taps68W, 34W, 17W, (& 8.5W @ 70V)
Frequency Response (±3 dB)47 Hz – 16 kHz
Coverage Angle90° conical, constant directivity
Directivity Factor (Q)8.7 (1k - 16kHz)
Directivity Index (DI)9.4 dB (1k - 16kHz)
Sensitivity94 dB (1 kHz - 16 kHz)
Crossover Network1.8 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF
Dimensions (H x W x D)366 x 366 mm (14.4 x 14.4 in) square baffle x depth from back of baffle of 240 mm (9.5 in)
Maximum SPL (1m)118 dB (top 70V/100V tap)
Input ConnectorsScrew locking barrier strip for bare wire
DriversLF Driver: 300 mm (12 in)
HF Driver: compression driver, 25 mm (1 inch) coil
ColorWhite
Safety AgencySuitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70 when installed with UL listed backcan such as JBL MTC-300BB12. S7232/UL Listed, Signaling Speaker. Transformer UL registered per UL1876. In accordance with IEC60849/EN60849.
Backcanformed steel (wood-lined; accessory)
Baffle/RimMetal, driver pre-mounted to baffle, ported.
Ceiling Cutout Size378 x 378 mm (14.9 x 14.9 in) (for MTC-300BB12 backcan)
Included AccessoriesPorted baffle pre-attached, transformer on 321CT.
Optional AccessoriesMTC-300SG12 Grille, square contoured, white. MTC-300BB12 Backbox, 80 liters (3 cubic feet) MTC-300T150 Transformer, 150 W for use with 321C.
Plenum UsageYes, with accessory backcan

 

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