GD-1231XL Professional Graphic Equalizer
 

Specifications

INPUT
Connectors: 1/4" TRS, female XLR (pin 2 hot), and barrier terminal strip
Type:--------------Electronically balanced/unbalanced,
-------------------RF filtered
Impedance:---------Balanced 40 kOhm, unbalanced 20 kOhm
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 2
-------------------kOhm or greater
------------------->+18dBm balanced/unbalanced
-------------------(into 600 ohm)
SYSTEM PERFORMANCE
Bandwidth: ------------20Hz to 20kHz, +0.5/-1dB
Frequency Response:----<10Hz to >50kHz, +0.5/-3dB
Dynamic Range:---------+/-15dB range: 109Db;+/-6dB
-----------------------range: 115dB
Signal-to-Noise:-------+/-15dB range:90dB ;+/-6dB
-----------------------range: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 (recessed):----Activates the 40Hz 18dB/octave
---------------------- Bessel high-pass filter
Range (recessed):------Selects either +/- 6dB or +/-
-----------------------15dB slider boost/cut range
INDICATORS
Output Level Meter:----4-LED bar graph(Green, Green,
-----------------------Yellow, Red)at -10, 0, +10, and
-----------------------+18dBu
EQ Bypass:-------------1 LED: Red
Clip:------------------1 LED: Red
Low Cut:---------------1 LED: Red
+/-6dB:----------------1 LED: Yellow
+/-15dB:---------------1 LED: Red