DOD R-431 Graphic Equalizer USED 730

DOD R-431 GRAPHIC EQUALIZER - USED

Photos are of the actual unit for sale.

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Condition: Used condition with typical rack wear; fully tested and functions perfectly.

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Contact us and find out why you should buy your next gear from Liberty Music! We fully inspect your equipment more than once, when received and when shipped. We also will TEST your unit at no additional charge prior to shipping your order.

We offer the following to help you secure your next dream gear;

TRADE FROM ANYWHERE PROGRAM
    - We accept trades on any musical instruments and gear from anywhere — simply reach out and we take care of all the logistics.

FINANCING UP TO 48 Months*
    - We offer financing up to 48 Months* with Affirm, Synchrony, and Klarna, contact us today to find out more!

90 DAY LAYAWAY!
    - With a 20% deposit you have 90 days to pay the balance if the gear is in stock. For pre-orders, just put 20% down to secure your item and the remainder is due once it arrives.

We buy, sell and trade with financing options with Klarna, Affirm and Synchrony available.

We will also beat any competitor's price.

DOD R-431 Graphic Equalizer
The DOD R-431 is a professional 31-band stereo graphic equalizer designed for precise control over your audio signal across the full frequency spectrum. Housed in a 2U rackmount chassis, it’s built for live sound, studio, or fixed installations where EQ precision and reliability are crucial. With ±15dB of gain per band, low-noise circuitry, and high headroom, the R-431 offers clean and accurate tonal shaping. Each channel includes an independent bypass switch, adjustable level controls, and LED metering for visual feedback. It’s a go-to EQ solution for front-of-house engineers, recording studios, and permanent venue installs.

Specifications

• Type: Dual 31-Band Graphic Equalizer

• Frequency Bands: 31 per channel (1/3 octave ISO standard spacing)

• Gain Adjustment: ±15dB per band

• Inputs/Outputs: Balanced XLR and 1/4" TRS, Unbalanced RCA

• Bypass: Independent Channel Bypass Switches

• Indicators: LED Level Meters, Clip Indicators

• Controls: Master Level, EQ Sliders, Bypass

• Chassis: 2U Rackmount Metal Housing

• Power Supply: Standard AC Power Cable

• Dimensions: Approx. 19" x 3.5" x 6"

• Weight: Approx. 9 lbs

Features

• Precise 1/3 octave EQ with 31 bands per channel

• Dual-channel operation for stereo or dual-mono systems

• Balanced and unbalanced I/O for flexible routing

• LED metering and clip indicators for visual feedback

• Ideal for live sound, studio EQing, and permanent installations