Precision engineered to provide years of maintenance–free operation, the DBX 1231 Graphic Equalizer provides such standard features as dual channels of 31 – 1/3–octave bands, ISO frequency centers, /–12dB of input gain range, and switchable 40Hz/18dB per octave low–cut filters. Other features on the 1231 Equalizer include 45mm faders, selectable /–6dB or /–15dB boost/cut range, XLR, barrier strip, and 1/4" TRS connectors, balanced inputs and outputs, and chassis/signal ground lift for quick hum isolation.

Features

• Switchable boost/cut range
• Electronically balanced/unbalanced inputs
• Servo balanced/unbalanced outputs
• XLR, barrier strip, and 1/4" TRS connectors
• –12dB to 12dB 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

• DBX1231.pdf