Used DBX 2231 graphic equalisers offer precise, 31-band frequency control suited to both live performance and studio environments. The second-hand DBX 2231 features an adjustable level control and a range of output options, making it adaptable to a variety of audio setups. Scroll down to browse the used DBX 2231 listings currently available.
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DBX 2231 specifications
| Brand | DBX |
| Segment | Audio |
About the DBX 2231
The DBX 2231 is a 31-band graphic equaliser designed for audio engineers working in live and studio settings. Its 31-band layout allows detailed frequency adjustments, helping to improve clarity and depth in an audio signal. An adjustable level control and multiple output options give the unit flexibility across different configurations. Built for regular use, the DBX 2231 is a practical processing tool for both amateur and professional applications.
DBX 2231 — buyer FAQs
What is the DBX 2231 and what does it do?
The DBX 2231 is a 31-band graphic equaliser designed for audio engineers who need detailed frequency control. Its 31-band layout allows precise adjustments across the frequency spectrum, helping to shape clarity and depth in an audio signal. An adjustable level control and a range of output options make it adaptable to different setups, whether the application is live performance or studio work.
Who makes the DBX 2231 and where does it sit in their range?
The DBX 2231 is made by dbx, an American professional audio company founded in 1971 by David Blackmer and known for signal processing equipment including equalisers, compressors, crossovers and noise reduction systems. Now a brand under Harman International, dbx has a long history in both live and studio processing. The 2231 sits within that tradition as a graphic equaliser aimed at engineers working across amateur and professional contexts.
Is the DBX 2231 suitable for live sound as well as studio use?
Yes, the DBX 2231 is designed for both live performance and studio environments. Its 31-band equaliser allows precise frequency adjustments suited to the demands of either setting, and the unit is built for regular use. The adjustable level control and multiple output options give it the flexibility to fit into a range of audio configurations.
What should I check when buying a used DBX 2231?
When buying a second-hand DBX 2231, check that all 31 bands respond correctly, that the adjustable level control operates smoothly, and that each output option functions as expected. Confirm the cosmetic condition matches what is shown in the listing. Purchases through 10K Used carry a 21-day warranty covering major functional faults, and full guidance on buying used audio equipment is available in the buying guide at 10kused.com/used-av-equipment-guide/.
What affects the price of a used DBX 2231?
The used price of a DBX 2231 typically varies with overall condition, age, and what is included with the unit. A well-maintained example with all controls and outputs fully functional will generally sit at the higher end, while units showing heavier cosmetic or operational wear will be priced lower. Check the live listings on this page for current asking prices and any Make an Offer options.
