JBL Control 45C/T 5.25寸吸顶音箱丨会议音箱丨背景音乐音箱

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Control 45C/T

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添加时间：2021-10-15 14:32:31

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频率范围 (-10dB)	55 Hz – 20 kHz
Frequency Response (±3 dB)	80 Hz – 17 kHz
额定功率	IEC System Long-Term Ratings (low-Z direct): 150 Watts Continuous Program Power 75 Watts Continuous Pink Noise (300W peak), 100 hrs
灵敏度	88 dB (1kHz - 16 kHz)
覆盖角度	120° conical, constant directivity
Directivity Factor (Q)	5.6
Directivity Index (DI)	7.3 dB
Maximum SPL (1m)	107 dB (low-impedance, 113 dB peak) 106 dB (top 70V/100V tap)
阻抗	8 ohms (in bypass mode)
变压器抽头	60W, 30W, 15W, (& 7.5 W @ 70V), plus transformer bypass
变压器插入损耗	0.76 dB @ 60W, 0.70 dB @ 30W, 0.61 dB @ 15W, 0.58 dB @ 7.5W
Drivers	LF Driver: 130 mm (5.25 in) HF Driver: 20 mm (0.75 in)
输入接口	Two removable locking 2-pin connectors with screw-down terminals. Max wire 12 AWG (2.5 mm). Key: 1) + in, 2) - in, A)+ loop thru, B) - loop thru
敲落孔	Two (top, and side)
Safety Agency	Suitable for use in air handling spaces per UL1480 Speakers for Fire Alarm, Emergency and Commercial and Professional Use, complies with UL-2043 Fire Tests for Heat and Visible Smoke Release for Discrete Products, CUL, NFPA-70, NFPA- 90A Installation of Air Conditioning and Ventilation Systems. In accordance with the requirements of IEC60849/EN60849.
尺寸	250 mm (9.9 in) diameter, 239 mm (9.4 in) mounting depth
Ceiling Cutout Size	220 mm (8.75 in)
Ceiling Thickness Range	Accommodates tiles / drywall up to 70 mm (2.75 in) thick
净重量	3.9 kg (8.6 lb)
运输重量	8.6 kg (19.0 lb), pair pack
随附配件	C-ring support backing plate, 2 tile support rails (fits both 2 x 4 ft or 600 x 1200 mm tiles), press-in grille, knockout strain relief, cutout template, paint shield, 2 removable locking multi-pin connectors.
Optional Accessories	MTC-26NC New Construction Bracket MTC-26MR Mud Ring Construction Bracket
颜色	White
Backcan	formed steel (included "blind-mount")
Baffle/Rim	ABS baffle with UL94-V0 flame class fire rating.
Plenum Usage	Yes, backcan included