Products

EQ-2231A

Dual 31-Band Graphic Equalizer

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Product Features

Dual channel, 31 band graphic equalizer. 

 

Constant Q (Constant Bandwidth) filter design. 

 

Long throw (45mm) slider controls. 

 

Balanced XLR and balanced Euroblock input and output connectors. 

 

Selectable adjustment range of ±6dB or ±12dB. 

 

Signal Bypass switch allows for a quick assessment of the effect of the equalizer’s settings. 

 

Peak warning indicator (active 6dB below peak). 

 

Selectable, Cut Only or Boost/Cut, operation. 

 

Selectable 80Hz high pass filter to reduce frequency response below 80Hz. 

 

Rack Ears for permanent installation in a standard 19” (rack mount width) enclosure. 

 

Detachable AC power cord. 

 

DC 24V power input. 

Product specification

 EQ-2231A
Input Sensitivity / Impedance4dBu/>10kΩ, BAL (0dBu=0.775V)
Output Level / Impedance4dBu/600Ω, BAL (0dBu=0.775V)
Total Harmonic DistortionLess than 0.02%(INPUT 1kHz, 4dBu, <80kHz FILTER, +20dBu)
Frequency Response20Hz ~ 20KHz(±1dB)
Signal to Noise RatioBetter than 90dB (INPUT 1kHz, 4dBu, A-Weighting)
Equalizer Level±6dB
Center Frequency20Hz, 25Hz, 31.5Hz, 40Hz, 50Hz, 63Hz, 80Hz, 100Hz, 125Hz, 160Hz, 200Hz, 250Hz, 315Hz, 400Hz, 500Hz, 630Hz, 800Hz, 1kHz, 1.25kHz, 1.6kHz, 2kHz, 2.5kHz, 3.15kHz, 4kHz, 5kHz, 6.3kHz, 8kHz, 10kHz, 12.5kHz, 16kHz, 20kHz
EQ GAIN±6dB(RANGE SW OFF)
±12dB(RANGE SW ON)
High Pass Filter80Hz(18dB/oct)
Cut Only Mode-12dB or -24dB±3dB
Operating Temperature-10℃ ~ +40℃
Power SourceAC 230V/240V, 50/60Hz
Power ConsumptionAC : 20W, DC : 24V / 0.7A
Weight (SET)5kg
Dimensions (SET)482(W) X 88(H) X 234(D)mm