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When the pros need an EQ, they turn to dbx. With a proven track record that spans four decades, dbx EQs are the industry standard for touring, studios, and audio installations. With the dbx heritage of revered pro EQs, the 215s meets the needs of the most demanding sound reinforcement environments, while offering the simplicity of straightforward controls.

The dbx 215s includes two 15-band channels of 2/3-octave equalization, ±12 dB input gain, switchable ±6 dB or ±12 dB boost/cut range, 20mm nonconductive sliders, an intuitive user interface, and output level metering. From its extended 10Hz to 50kHz frequency response and 112 dB dynamic range to the quality componentry and meticulous attention to detail, the 215s offers exceptional sound and rugged reliability that guarantees you will always sound your best.
Sure to find a home in the studio, on tour and with installed sound venues, the dbx 215s is destined to take its rightful place in the lineage of great dbx signal processors that are the professional's choice in signal processing.

The Features

Dual 15-band, 1/3-octave Constant Q frequency bands

Switchable boost/cut ranges of ±6 or ±12 dB

Front panel bypass switch

±12 dB input gain range

4-segment LED ladders for monitoring output levels

XLR and TRS Inpts and Outputs

Frequency Repsonse of <10Hz to >50kHz

Dynamic range of greater than 108dB

The Specs



1/4" TRS, female XLR (pin 2 hot)


Electronically balanced/unbalanced, RF filtered


Balanced 40k ohm, unbalanced 20k ohm

Max Input Level

>+21dBu balanced or unbalanced


>40dB, typically >55dB at 1kHz




1/4" TRS, male XLR (pin 2 hot)


Impedance-balanaced/unbalanced, RF filtered


Balanced 100 ohm, unbalanced 50 ohm

Max Output Level

>+21dBu balanced/unbalanced into 2k ohm or greater

>+18dBm balanced/unbalanced (into 600 ohm)


System Performance


20Hz to 20kHz, +0.5/-1dB

Frequency Response

<10Hz to >50kHz, +0.5/-3dB

Dynamic Range

Typicall >112dB


Typically >95dB



Interchannel Crosstalk

<-90dB, 20Hz to 20kHz


Function Switches

EQ Bypass

Bypasses the graphic equalizer section in the signal path

Low Cut

Activates the 50Hz 12dB/octave high-pass filter


Selects either +/- 6dB or +/- 12dB slider boost/cut range


Power Supply

Operating Voltage

100VAC-240VAC 50/60Hz

Power consumption


Mains Connection

IEC receptacle




4.8 lbs. (2.17 kg)

Shipping weight

6.2 lbs. (2.81 kg)


1.75" (4.44 cm) H x 6"(15.24 cm) D x 19" (48.26 cm) W

dbx 215s Dual Channel 15-Band Graphic Equalizer

  • dbx 215S
  • Dual Channel 15-Band Graphic Equalizer
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