JBL-3830

三路双功放/无源ScreenArray®影院扬声器系统

JBL-3830
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三路双功率放大/无源ScreenArray®影院扬声器系统

JBL Professional 3830三路双功率放大/无源ScreenArray®影院扬声器系统非常适合容纳100至150个座位的影院。当今一流的影院需要在礼堂的每个座位都获得完美覆盖,具有宽动态范围和扩展带宽,以及几乎无法察觉的失真水平。数字音轨需要一流礼堂的音响系统,能够准确再现录音的音效。

3830 ScreenArray在紧凑的系统中提供流畅准确的影院音轨再现。ScreenArray号筒采用专利设计,可以补偿穿孔屏幕造成的高频扩散,大幅改善观众覆盖效果。

3830 ScreenArray通过先进工程技术得到增强。JBL最新的技术创新被集成到系统设计中,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,同时失真极低。ScreenArray设计提供理想的功率响应和指向性控制,各声学段之间的过渡无缝衔接。

特点

  • Three-way ScreenArray® design for maximum output, optimal coverage and minimum distortion
  • Bi-amplified or fully passive switchable operation (tri-amp option available)
  • SSC™ Screen Spreading Compensation
  • 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
  • Flat front waveguide design for easy baffle wall installation
  • Shallow profile for minimum behind-screen depth requirements
  • Connection on top of the speakers for easy wiring behind screen
  • HF driver protection

下载

Specifications
  语言 大小 上传日期
file type icon 3830 Spec Sheet
zh 更新: 12月 2021
zh  664.3 KB 12月 2021
file type icon 3830 Spec Sheet
en 更新: 12月 2021
en  606.4 KB 12月 2021

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零件与服务

性能

System
Frequency Range 30 Hz – 18 kHz
Nominal Coverage 90º horizontal, -30º/+20º vertical
Net Weight 67.1 kg (147 lbs)
Shipping Weight 78.1 kg (172 lbs)
Dimensions (H x W x D) 173.4 mm x 762 mm x 450 mm (68.25 in x 30 in x 17.75 in)
Passive System
Crossover Frequencies 450 Hz, 2 kHz
System Sensitivity 105 dB SPL, 2.83 V @ 1 m (3.3 ft)
Nominal Impedance 4 ohms
Minimum Impedance 2.7 ohms @ 150 Hz
Input Power Handling (AES 100-Hour Rating) 600 W
Bi-Amp System
Input Power Handling (AES 2-Hour Rating) LF: 500 W
M/HF: 125 W
LF Component Electronics – Model 3839
Low Frequency Transducers 2 x M115-8A, 380 mm (15 in) diameter, 64 mm (2.5 in) edgewound ribbon voice coil transducers mounted in a 4509 LF enclosure
Input Connectors Push terminal binding posts
Nominal Impedance 4 ohms
Minimum Impedance 2.7 ohms @ 150 Hz
Input Power Handling (AES 2-Hour Rating) 500 W, 600 W recommended amplifier
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 56 kg (123 lbs)
Shipping Weight 64.5 kg (142 lbs)
M/HF Component Electronics – Model 3830-M/HF
Mid Frequency Transducer (Ships Fully Assembled) 1 x 195H, 165 mm (6.5 in) diameter, 38 mm (1.5 in) voice coil
High Frequency Transducer (Ships Fully Assembled) 1 x 2414H, 25 mm (1 in) polymer diaphragm, neodymium compression driver
Input Connectors Screw terminal barrier strip
Device Nominal Impedance MF: 8 ohms
HF: 8 ohms
M/HF Nominal Impedance 4 ohms
M/HF Minimum Impedance 3 ohms @ 1850 Hz
Device Sensitivity MF: 104 dB SPL, 2.83 V @ 1 m (3.3 ft)
HF: 106 dB SPL, 2.83 V @ 1 m (3.3 ft)
M/HF Free-Field Sensitivity 105dB, 2.83 V @ 1m
M/HF Input Power Handling (AES 2-Hour Rating) 125 W
Dimensions (H x W x D) 852 mm x 762 mm x 360 mm (33.5 in x 30 in x 14.1 in)
Net Weight 11.1 kg (24 lbs)
Shipping Weight 13.6 kg (30 lbs)

支援/最常见问题

HARMAN Professional Solutions:

JBL-3830

三路双功放/无源ScreenArray®影院扬声器系统