JBL Professional JBL-4832

较大的图像

三向双功率放大ScreenArray®电影扬声器系统

JBL Professional 4832三向双功率放大ScreenArray®电影扬声器系统特别适用于150至250座的影院。JBL Professional 4832三向双功率放大ScreenArray®电影扬声器系统特别适用于150至250座的影院。当今顶级影院需要在礼堂每个座位都能实现完美的声音覆盖、宽动态范围和扩展带宽，以及不可听的失真水平。数字音轨，特别是与最新数字影院需求相关的音轨，需要能够精确还原录制声音的音响系统。

4832下一代ScreenArray专为顶级影院、制作室和后期制作应用中的高功率精密声音还原而设计，采用真三向设计并结合先进工程技术。JBL最新的技术创新集成在系统设计中，提供卓越的覆盖范围、最大功率处理能力和均匀的声学功率输出，同时具有极低失真。ScreenArray设计提供理想的功率响应和方向性控制，实现声学部分之间的无缝过渡。

特点

三路 ScreenArray® 设计，实现最大输出、最优覆盖和最低失真
可用于双功放操作
大尺寸 3 英寸钕磁体、钛振膜高频压缩驱动器
专利 Differential Drive® 15 英寸低频扬声器，提高功率处理能力并降低失真
模制优化孔径波导技术，实现超低失真和极其均匀的频率响应
SSC™ 屏幕扩展补偿
聚焦覆盖技术
平面前波导设计，便于屏幕墙安装
浅型外形，最小化屏幕后深度要求
扬声器顶部连接，便于屏幕后接线
高频驱动器保护

下载

Specifications

	语言	大小	上传日期
4832 Spec Sheet 更新: 12月 2021		429.0 KB	12月 2021
4832 Spec Sheet 更新: 12月 2021		379.2 KB	12月 2021

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零件与服务

性能

System
Frequency Range	30 Hz – 20 kHz
Frequency Response (±3 dB)	40 Hz – 19 kHz
Hor. Coverage Angle (-6 dB)	90°
Vert. Coverage Angle (-6 dB)	20° up, 30° down
Rated Maximum SPL	130 dB @ 1m (3.3 ft), 136 dB peak
Crossover Frequencies	250 Hz, [1.2 kHz]
Net Weight	84.4 kg (186 lb)
Shipping Weight	103.5 kg (228 lb)
Dimensions (H x W x D)	2427 mm x 762 mm x 450 mm (95.6 in x 30 in x 17.75 in)
Component Electronics – Model 4839
Low Frequency Transducers	2 x 265H-2, 380 mm (15 in) diameter, Differential Drive® edgewound ribbon voice coil transducers mounted in 4509 LF enclosure
Input Connectors	Push terminal binding posts
Nominal Impedance	4 ohms
Minimum Impedance	3.3 ohms @ 230 Hz
Input Power Handling (AES 100-Hour Rating)	500 W (44.5 V)
Input Power Handling (AES 2-Hour Rating)	800 W (56.5 V)
Free-Field Sensitivity	104 dB SPL, 2.83V @ 1 m (3.3 ft)
Dimensions (H x W x D)	883 mm x 762 mm x 450 mm (34.75 in x 30 in x 17.75 in)
Net Weight	48.6 kg (107 lb)
Shipping Weight	55.4 kg (122 lb)
Component Electronics – Model 4832-M/HF
Mid Frequency Transducers (Ships Fully Assembled)	4 x 165H, 165 mm (6.5 in) diameter, 38 mm (1.5 in) voice coil
High Frequency Transducer (Ships Fully Assembled)	1 x 2432H, 75 mm (3 in) titanium diaphragm and voice coil diameter, 38 mm (1.5 in) exit diameter
Input Connectors	Screw terminal barrier strip
Nominal Impedance	4 ohms, [HF: 8 ohms]
Minimum Impedance	3.5 ohms @ 300 Hz
Free-Field Sensitivity	107 dB SPL, 2.83V @ 1 m (3.3 ft) [MF: 109 dB SPL, 2.83V @ 1 m (3.3 ft)] [HF: 115 dB SPL, 2.83V @ 1 m (3.3 ft)]
Input Power Handling (AES 100-Hour Rating)	200 watts, 400 watts recommended amplifier [MF: 200 watts, 400 watts recommended amplifier] [HF: 85 watts, 200 watts recommended amplifier]
Dimensions (H x W x D)	1544 mm x 762 mm x 450 mm (60.8 in x 30 in x 17.75 in)
Net Weight	35.4 kg (78 lb)
Shipping Weight	47.7 kg (105 lb)