The DBX 231 Graphic Equalizer or DBX Eq231 is a dual-channel, 31-band graphic equalizer widely used for live sound reinforcement, church audio systems, and studio racks.
Key Features
• Dual 31-Band Channels: Offers independent 1/3-octave constant Q frequency control for left and right channels.
• Switchable Boost/Cut Range: Lets you select between ±6 dB or ±12 dB adjustment ranges.
• Low-Cut Filter: Features a 12 dB/octave at 50 Hz low-cut filter to remove unwanted rumble.
• Sub Output Variants: Many models available locally include a built-in subwoofer output function for routing low-end frequencies directly to subwoofers.
• Connections: Includes balanced XLR and 1/4-inch TRS inputs and outputs.
• Metering & Controls: 4-segment LED output level ladders and a front-panel bypass switch.