1980s DOD R-430 Graphic Equalizer

A DOD R-430 dual channel graphic equalizer from the mid 1980s, part of DOD’s rackmount pro audio line built in the United States and designed for studio, live sound, and installed system use.

The R-430 features dual independent channels with multi band graphic EQ, allowing precise tonal shaping for left and right signals. It includes level controls, low cut filtering, and balanced and unbalanced I O, making it a practical tool for correcting room issues, shaping instruments, or fine tuning mixes and PA systems.

This is a straightforward analog equalizer from the era when DOD was producing rugged, utilitarian rack gear. Clean layout, easy to read frequency markings, and simple controls that make it quick to dial in useful results without overthinking.

A solid fit for project studios, rehearsal spaces, live sound racks, or anyone building a period correct analog setup.

Highlights

• DOD R-430 dual channel graphic equalizer
• Independent left and right channel EQ
• Multi band graphic EQ per channel
• Level controls and low cut filtering
• Balanced and unbalanced inputs and outputs
• 1U rackmount format
• Made in the USA

Condition

This unit shows noticeable cosmetic wear on the top panel, including scratches and scuffs from rack use and handling, clearly visible in the photos. The front faceplate, sliders, knobs, labeling, and rear panel connections remain intact and present well. All wear appears purely cosmetic, with nothing structural or concerning noted.