JBL JRX118S 低音音响 JBL舞台音响 全频扬声器 专业音响设备 音响系统 音响工程 扩声系统

 

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JBL    JRX118S 扬声器

18" 紧凑结构的超低音扬声器系统

JRX118S    由一个巨大的、采用    3" 音圈的 JBL18" 低音扬声器驱动，额定功率(连续功率)为 350W，峰值功率为 1400W。这是根据JBL专业的100小时苛刻测试确定的。我们已开发了一套    dbx DriveRack PA 扬声器控制器，这个控制器让你可从 JRX118S 获得好的激励性能。

主要技术特性

频率范围(-10dB)    38Hz-300Hz

频率响应(±3dB)     55Hz-300Hz

声压灵敏度(1W/1m)    96dB

额定功率及阻抗    350W    /    4Ω

峰值功率(W)    1400W    /    4Ω

推荐功放(W)    350W-700W    /    4Ω

声压级(1M)    127dB

分频频率    30Hz高通

100Hz低通

24dB/倍频程

体积(H    x    W    x    L)    597    x    516    x    559mm

重量(kg)    32.2

低频驱动器(JBL)    2043-G

1. “频率范围”和“频率响应”是根据半空间辐射的响应特性

2. “额定功率”和“峰值功率”是根据产品设计样品接受    IEC    标准规定的、具有    6dB    峰值因子的随机噪声功率100 小时功率测试的平均功率和峰值功率的处理能力。

 

 

 

18" Compact Subwoofer

The JRX118S is driven by a massive JBL 18" woofer with a cast frame and 3" voice-coil.

 

FEATURES

18 in. compact subwoofer.

350 W (continuous), 1400 W (peak) power capacity.

The rugged enclosure is constructed from 19 mm (.75 in) MDF (Medium Density Fiberboard) using advanced adhesives and mechanical fastener technology for durability and improved low-frequency performance. The enclosure is covered in black carpet.

A top mounted, cast aluminum 35 mm pole mount receptacle can receive an optional SS3BK pole to facilitate use of the JRX118SP as a base for a midhigh speaker cabinet.

Non-resonant, all steel handles are used.

Attractive 18-gauge perforated steel grille protects components from damage.

35 mm pole mount receptacle for use with satellite speakers.

 

SPECIFICATIONS

Power Rating 350 W / 1400 W

Frequency Range 38 Hz - 300 Hz (-10 dB)

Dimensions

(H x W x D) 597 mm x 516 mm x 559 mm

(23.5 in x 20.3 in x 22 in)

Frequency Response 55 Hz - 300 Hz (±3 dB)

Sensitivity 96 dB SPL

Nominal Impedence 4 ohms

Recommended Amplifier Power 350 W to 700 W into 4 ohms

Recommended Crossover Settings 30 Hz HPF, 24 dB / octave; 80 - 100 Hz LPF, 24 dB / octave

Maximum SPL 127 dB

Weight 32.2 kg (71 lb)

Low Frequency Driver JBL 2043-G

Input Connectors Neutrik? Speakon? NL-4 (x1); .25 in TS phone jack (x1); parallel

 

商品属性
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