Best Dbx Equalizers Feedback Controllers in 2026

Easy-to-read display: system setup and audio monitoring made easy, even in the darkest of rooms, with the backlit LCD display

Your favorite presets: up to 75 user configurations can be saved - no need to re-enter the same system or venue settings Again and again

Connectivity: features balanced XLR analog or AES digital inputs, configurable balanced outputs for up to a mono 6-way system, Ethernet port, and USB connection

31-b Stereo Graphic Equalizer with Feedback Detection System

Dual 31-band, 1/3-octave constant Q frequency bands

Switchable boost/cut ranges of 6 or 12 dB

Front panel bypass switch

Rockville REQ231 Dual 31 Band 1/3 Octave Graphic Equalizer With Sub-Output. Dual channel (31 bands per channel). Variable stage low and high cut filters.

1/3 octave filter sets (ISO centers). 20 Hz to 20 kHz effective equalization range. Constant Q filters. Selectable 6dB or 12dB cut or boost range. Output level LEDs (-10 to +17 dB).

Bypass switch with status LED. Balanced XLR input/output. Subwoofer out. Channels: 2 (stereo). Connectors: XLR balanced inputs and outputs. Bands: 31 per channel.

Dual 15 Bands EQ With LED

Four Audio Source Line Input

2 RCA line input / 2 RCA line Output

Digital Stereo dual 15-band graphic equalizer /

Two Audio Source Line Input / 1/4" & XLR line input sources / 1/4" & XLR line output source

Low Cut, Range +/- 12, ByPass, Clip / Input Gain control / Low noise circuitry

Easy-to-read display: navigate menus, interact with the AFS2 Wizard, and easily manipulate settings with the bright, legible, interactive display

Xlr and 1/4” TRS connections: interface with any professional audio equipment with either connection

Input signal meters: accurately monitor input signal levels with five segment LEDs per channel plus red clip LED indicator

10 BAND EQUALIZERS: Technical Pro TPEQA5400 a Dual 10 band equalizer with individual LED indicators.

INPUT/OUTPUT: RCA (2 audio sources) - USB and SD Card Inputs with controls - iPod / MP3 input - Outputs: RCA (record, main)

DIRECT EQ FUNCTION: The Equalizations Points are 32Hz, 63Hz, 125Hz, 250Hz, 500Hz, 1kHz, 2kHz, 4kHz, 8kHz, 16kHz - Adjustment Range: ±12dB

The 351 is a single-channel, 31-band, 1/3-octave graphic equalizer with many features: constant Q circuitry with a 3% center frequency accuracy, 20mm center detent sliders, selectable boost/cut range of 6dB or 12dB, active balanced and unbalanced input and output connections, adjustable high-pass filter, adjustable low-pass filter, variable input level control, clip level indicators, ground lift switch, internal power supply, and selectable line voltage switch

Rugged, all-steel chassis

Single rackspace

The dbx zone controller Series offer extended Utility to the drive Rack and zonepro families

Offers programmable volume and mute control for the dbx Drive Rack 220i, drive Rack 260, and zonepro products

Tube Equalizer based on the classic "Pultec" EQP-1A

CineMag input and output transformers - Made in U.S.A.

Premium high voltage 12AX7 and 12AU7 tubes

🎵Professional dual channels stereo graphic equalizer.

🎵15-band design with ±12db adjustable range for each channel.

🎵With LOW-CUT switch for effectively eliminating the low frequency noise.

Peavey PV 215EQ high-performance Graphic equalizer - AC Power cable - Peavey 2 year

Filter type: graphic constant Q

Number of channels: 2

Switchable boost/cut range

Electronically balanced/unbalanced inputs

Servo balanced/unbalanced outputs

500-series 3-Band EQ

An EQ Standard, For More Than 40 Years! 500 Series EQ 500 serieslunchboxs:500_series

Modular 3-band Equalizer, 500 Series, With 5 API-selected Frequency Centers, 12dB of Boost/Cut Per B

Package Includes: (1) DBX 286S Mic Pre-Amp Processor 286 S Microphone/Instrument Preamp, Phantom Power, (1) RockvilIe RCM PRO Studio/Recording Condenser Microphone w Samsung Capacitors

Features of 286S: dbx 286S Microphone/Instrument Pre-Amp/Processor with Phantom Power, Studio quality Mic Preamp/Channel Strip Processor, Classic dbx Compression puts great sound within easy reach, Frequency tunable De-Esser reduces sibilance and high frequency distortion, Enhancer increases the detail and definition of the high and low frequencies, Program adaptive Expander/Gate

Insert jack allows you to add an external processor, Full compliment of meters and status LEDs, +48V Phantom Power, Precision detented controls

■ Standard 1U thin and light rack，Dual-channel synchronous control 31-band DSP processing equalizer

■ Each section with LED spectrum indication, real-time 31-band frequency point absolute accuracy 99%

■ With noise reduction function of cutting-edge noise gate

Powerful Function:Standard 2U thin and light rack,Dual-channel synchronous control 31-band DSP processing equalizer,which is perfect for KTV , Karaoke and stage use

This Professional Graphic Equalizer can record 10kinds of effects(and call),with Automatic noise reduction function which outputs high-defination sound quality

Elegant Apperance: This 31 bands Equalizer with concise design,made from selected high quality materials and using precision casting workmanship

【48 DSP Reverb Effects】Through the precision analog circuit signal audio device, it can call up a variety of excellent singing effects, mixing functions, and make the adjustment of the reverberation effect more precise.

【4.0 Wireless Bluetooth】This effector is compatible with smart devices, greatly reducing sound delay and ensuring no loss of sound quality transmission. It has a signal receiving antenna. All-round linear coverage of the signal, stable reception effectively reduces the jamming. It also brings faster and more stable music transmission when faced with more device interference.

【Input】Support 4-way input, AUX audio input, optical, USB and Bluetooth. High-speed USB, fast data transfer speed. It is specially designed to bring a more convenient input experience to match performances and record songs. Digital audio optical interface. The speed of light transmission is highly concentrated, and there will be no adverse conditions such as delay distortion, showing a clearer and more delicate sound quality.

Powerful Function:Standard 1U thin and light rack,Dual-channel synchronous control 31-band DSP processing equalizer,which is perfect for KTV , Karaoke and stage use

This Professional Graphic Equalizer can record 10kinds of effects(and call),with Automatic noise reduction function which outputs high-defination sound quality

Elegant Apperance: This 31 bands Equalizer with concise design,made from selected high quality materials and using precision casting workmanship

Brushed aluminum alloy panel, thickened steel frame, with hidden adjustment;

AC power filter, dual transformer power supply;

8 kinds of 24bit DSP reverberation modules developed in cooperation with German programmers;

Brushed aluminum alloy panel, thickened steel frame, with hidden adjustment;

AC power filter, dual transformer power supply;

8 kinds of 24bit DSP reverberation modules developed in cooperation with German programmers;

Noise Reduction system, which increases S/N ratio by up to 20dB

limiting technology with threshold range from 0dBu to +24dBu (off)

Two 31-band, 1/3-octave channels with switchable boost/cut ranges of +6 or +15 dB

◆ Standard 1U thin and light cabinet. Dual-channel synchronous control 31-band DSP processing equalizer, sound quality enhancement, delicate processing effect

◆ Each band with LED spectral indication, real-time 31-band frequency point absolute accuracy of 99%

◆ Noise reduction function with cutting-edge noise reduction gate and independent adjustment of high school bass.