CHARACTERISTIC
This EQ Series were designed to meet the needs of the most demanding sound reinforcement environments, while offering the simplicity of straightforward controls. The 1231 provides standard features like dual-channels, 31 1/3 octave bands, ISO frequency centers, +/- 12 dB input gain range, and switchable 40Hz/18 dB per octave low-cut filters, but also includes other insightful features.
FEATURES
Switchable boost/cut ranges of ±6 or ±15 dB
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