型号 Model

EQ-2231

输入 Inputs

插座 connectors

1/4″TRS,female XLR(pin 2 hot),and barrler terminal 

带型 strip Type

Electronically balanced/unbalanced,RF filtered

阻抗 Impedance

Balanced 40KΩ,unbalanced 20KΩ

最大输入电平

Max Input Level

＞＋21dBu,balanced or unbalanced

共模抑制比 CMRR

＞40dB,typically ＞55dB at 1KHz

输出 Outputs

插座 Connectors

1/4″TRS,male XLR(pin 2 hot),and barrler terminal 

带型 strip Type

Balanced/unbalanced,RF filtered

阻抗 Impedance

Balanced 120Ω,unbalanced 60Ω

最大输出电平

Max Output Level

＞＋21dBu,balanced/unbalanced into 2KΩ or greater＞＋18dBm,balanced/unbalanced (into 600Ω)

系统性能 System Performance

带宽Bandwidth

20Hz to 20KHz, ＋0.5/－1dB

频率响应

Frequency Response

＜10Hz to＞50KHz,＋0.5/－3dB

噪声输入降低

Noise Reduction In

(＋/－6 and ＋/－15dB range)

信噪比 Signal-to-Noise

＞100dB,unweighted,ref:＋4dBu,22KHz measurement bandwidth

动态范围 Dynamic Range

＞118dB,unweighted

噪声输出降低Noise Reduction Out

(＋/－6dB range)

信噪比 Signal-to-Noise

＞94dB,unweighted,ref:＋4dBu,22KHz measurement bandwidth

动态范围 Dynamic Range

＞112dB,unweighted

噪声输出降低

Noise Reduction Out

(＋/－15dB range)

信噪比 Signal-to-Noise     

＞90dB,unweighted,ref:＋4dBu,22KHz measurement bandwidth 

动态范围 Dynamic Range

＞108dB,unweighted

总谐波失真+信噪比

THD＋Noise

＜0.04%,0.02%typical at ＋4dBu,1KHz＜0.5%, at 1KHz with 15dB gain reduction

串音

Interchannel Crosstalk

＜－80dB,20Hz to 20KHz (2215/2231)

噪音降低

Noise Reduction

Up to 20dB of dynamic broadband noise reduction

功能开关

Function Switches

均衡器旁路EQ BYPASS    

Bypasses the graphic equalizer section in the signal 

轨道 path

低频切除

LOW CUT(recessed)

Activates the 40Hz 18dB/octave Bessel high-pass filter

范围 RANGE(recessed)   

Selects either ＋/－6dB or ＋/－15dB slider boost/cut 

range

指示灯 Indicators

输出电平 Output Level      

4-LED bar graph (Green,Green,Yellow,Red) at－10,0,＋10,and ＋18dBu

增益衰减 Gain Reduction

4-LED bar graph (all Red) at 0,3,6,and 10dB

电源 Power Supply

工作电压

Operating Voltage

100VAC 50/60Hz, 120VAC 60Hz;230VAC 50/60Hz

电源接线

Mains Connection

28W

Physical

尺寸 Dimensions

5.25″H×19″W×7.9″D (134×483×201mm)

重量 Weight

10.6lbs. (4.8Kg)

装运重量Shipping Weight

11.6lbs. (5.3Kg)