بلندگوی سینمایی جی بی ال (JBL) مدل۳۷۳۰

توسط: jbl

۳۷۳۰

Three-Way Bi-Amplified/Passive ScreenArray® Cinema
Loudspeaker System

The 3730 ScreenArray provides smooth and accurate reproduction of cinema soundtracks in a compact and very cost effective system.

بلندگوی سینمایی جی بی ال

FEATURES

Three-Way ScreenArray design for maximum output, optimal coverage, and minimum distortion
Bi-amplified or fully passive switchable operation
SSC™ Screen Spreading Compensation
New molded Optimized Aperture Waveguide technology for ultra low distortion and extremely uniform frequency response
Low Frequency section features dual 15″ transducers with ribbon wire voice coils for low distortion and high efficiency

SPECIFICATIONS

	Frequency Range	۳۰ Hz – 18 kHz
	System Sensitivity	۱۰۵ dB, 2.83V @ 1 m (3.3 ft)
	Nominal Impedeance	۴ ohms
	Passive System Input Power Rating	۶۰۰ W
	Bi-Amp System Input Power Rating	LF: 500 W M/HF: 125 W
	Nominal Coverage	۹۰º horizontal, -30º/+۲۰º vertical
	Crossover Frequency	۴۵۰ Hz , 2 kHz
	Dimensions (HxWxD)	۱۷۳٫۴ mm x 762 mm x 450 mm (68.25 in x 30 in x 17.75 in)
	Net Weight	۶۷٫۱ kg (147 lb)
	Component Elements
	۳۷۳۹ Low Frequency	Two M115-8A 380 mm (15 in) dia., 61 mm (2.5 in) edgewound ribbon voice coil transducers mounted in a 4509 LF enclosure
	Dimension(HxWxD)	۸۸۳ mm x 762 mm x 450 mm (34.75 in x 30 in x 17.75 in)
	Net Weight	۵۶ kg (123 lb)
	Model 3730-M/HF
	Nominal Impedance	۴ ohms [MF: 8 ohms, HF: 8 ohms]
	Input Power Rating	۱۲۵ watts AES; 300 watts recommended amplifier
	Sensitivity	۱۰۵ dB SPL, 2.83V @ 1 m (3.3 ft) [MF: 110 dB SPL, 2.83V @ 1 m (3.3 ft)] [HF: 112 dB SPL, 2.83V @ 1 m (3.3 ft)]
	Input Connectors	Screw terminal barrier strip
	Mid Frequency	۱ x 195H; 165.1 mm (6.5 in) dia., 38 mm (1.5 in) voice coil
	High Frequency	۲۴۱۴H, 25 mm (1 in) polymer diaphragm, neodymium compression driver
	Dimensions (HxWxD)	۸۵۲ mm x 762 mm x 360 mm (33.5 in x 30 in x 14.1 in)
	Net Weight	۱۱٫۱ kg (24 lb)