Specifications
1 EQ-1231 Dual 31-Band Graphic Equalizer.2 Electronically balanced/unbalaned inputs.
3 RF filtered inputs and outputs.
Parametric:Switchable boost/cut ranges of ±6 or ±15dB
Electronically balanced/unbalanced inputs
Servo balanced/unbalanced outputs
RF filtered inputs and outputs
XLR, Barrier Strip, and 1/4" TRS connectors
-12dB/+12dB input gain range
18dB/octave 40Hz Bessel low-cut filter
Chassis/signal ground lift capability
Internal power supply transformer
Power-off hardwire relay bypass with 2-second power-up delay
INPUT:Connectors: 1/4" TRS, female XLR (pin 2 hot), and barrier terminal strip
Type: Electronically balanced/unbalanced, RF filtered
Impedance: Balanced 40k ohm, unbalanced 20k ohm
Max Input Level: >+21dBu balanced or unbalanced
CMRR: >40dB, typically >55dB at 1kHz
OUTPUTS:Connectors: 1/4" TRS, male XLR (pin 2 hot), and barrier terminal strip
Type: Impedance-balanaced/unbalanced, RF filtered
Impedance: Balanced 200 ohm, unbalanced 100 ohm
Max Output Level: >+21dBu balanced/unbalanced into 2k greater >+18dBm balanced/unbalanced (into 600 ohm)
SYSTEM PERFORMANCE :
Bandwidth: 20Hz to 20kHz, +0.5/-1dB
Frequency Response: <10Hz to >50kHz, +0.5/-3dB +/-15dB range +/-6dB range
Dynamic Range: 109dB 115dB
Signal-to-Noise: 90dB, 97dB
THD+Noise: <0.005%
Interchannel Crosstalk: <-80dB, 20Hz to 20kHz
FUNCTION SWITCHES :
EQ Bypass: Bypasses the graphic equalizer section in the signal path
Low Cut: Activates the 40Hz 18dB/octave high-pass filter
Range: Selects either +/- 6dB or +/- 15dB slider boost/cut range
Dimensions: 5.25" H X 19" W X 7.9" D (13.4cm x 48.3cm x 20.1cm)