PA2450L - 2x450w双通道功放 by Electro-Voice

PA2450L

2x450w双通道功放

  • 最高可输出2 x 450W/4Ω;桥接模式下可输出1 x 900W/8Ω;2RU设计;后步进衰减器;可以选择50 Hz或300 Hz高通滤波器;Phoenix型输入输出端;高效率电路设计;三个风扇,气流从前至后散热;配有保护箱

Electro-Voice PA2450L属于PA系列专业商用音频放大器。PA2450L音质出色,可满足条件最苛刻且需要长期使用的要求,例如扩音、公共扩音或救生设备。PA2450L具有EV功放通常采用的大量综合保护电路。通过温度监控、音频限幅器、开机延时器和峰值电流限流器提供全面保护。

Specifications

Height 88
Width 483
Depth 406

Frequency Response (-3 dB) < 10Hz - 40kHz
Weight Net 16.5
Intermodulation Distortion (SMPTE) < 0.1 (60Hz, 7kHz)
DIM 30 < 0.1 (3.15kHz, 15kHz)
Signal-to-Noise Ratio (A-weighted) 104
Input Impedance (Balanced) > 20
Input Sensitivity 0 dBu (775mV)
Number of Channels 2
Network Control (IRIS-Net) No
Amplifier Gain 34.3
Continuous Rated Power (1 kHz, THD 1%) 4Ω 450
Impedance 4/8
Crosstalk < < -75 (ref. 1kHz, @ 10% rated output power)
Rated output power (*rated load) THD < 1%, 1kHz 450/220 (4ω/8ω)
Continuous Rated Power (20-20 kHz, THD<0,2%) 4Ω 400
Rated output power (*rated load) THD < 0.2%, 20Hz – 20kHz 400/200 (4ω/8ω)
Continuous Rated Power (1 kHz, THD 1%) 2Ω 450
Channels 2
Continuous Rated Power (1 kHz, THD 1%) 8Ω 220
Continuous Rated Power (20-20 kHz, THD<0,2%) 8Ω 200
Total Harmonic Distortion < 0.1 (@ rated output power MBW=80kHz, 1kHz)
Slew Rate 28

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