DBX 131
 DBX 131 - Call for pricing - Single 31 band EQ
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The dbx® 2-Series Graphic Equalizers have been designed to meet the needs of the most demanding sound reinforcement environments, while offering the simplicity of straight forward controls. The 131 not only offers standard features like single-channel, 31, 1/3 octave bands, ISO frequency centers, ±12 dB input gain range, and switchable 50Hz/12 dB per octave low-cut filter, but also includes other insightful features. These features include 20 mm faders; selectable ±6dB or ±12dB boost/cut range for precise gain adjustments; XLR, and ¼" TRS connectors for installation ease; balanced inputs and outputs for quiet operation. The visionary design of the dbx 2-Series makes your job easier.
The 2-Series represents a major step forward in the performance of entry-level graphic equalizers. From its amazing 10 Hz to 50 kHz frequency response, to its 108dB dynamic range, internal torodial transformer, the 2-Series offers out of this world specifications with a down to earth price point. Sure to find a home in the studio, on tour and with installed sound venues, the 2-Series is destined to take its rightful place in the lineage of great dbx® signal processors that are the professional’s choice in signal processing. With such affordable quality there’s no longer any excuse for compromising your sound.
Features
- Single 31-band, 1/3-octave Constant Q frequency bands
- Switchable boost/cut ranges of ±6 or ±12dB
- 12dB per octave, 3dB down @ 50Hz low-cut filter
- Front panel bypass switch
- ±12 dB input gain range
- 4-segment LED ladders for monitoring output levels
- XLR and TRS Inputs and Outputs
- Internal Toroidal Transformer
- Frequency Response of <10Hz to >50kHz
- Dynamic range of greater than 108dB
| Specifications |
| Inputs |
| Connectors | ¼" TRS, Female XLR (pin 2 hot) |
| Type | Electronically balanced/unbalanced, RF filtered |
| Impedance (bal./unbal.) | 40 kΩ / 20 kΩ |
| Max. Input Level | >+21dBu balanced or unbalanced |
| CMRR | >40 dB, typically >55 dB at 1 kHz |
| Outputs |
| Connector | ¼" TRS, Male XLR (pin 2 hot) |
| Type | Impedance-balanced/unbalanced, RF filtered |
| Impedance (bal./unbal.) | 100 Ω / 50 Ω |
| Max. Output Level | >+21dBu balanced/unbalanced into 2kΩ or greater
>+18dBm balanced/unbalanced (into 600Ω) |
| System Performance |
| Bandwidth (+0.5/-1dB) | 20 Hz–20 kHz |
| Frequency Response (+0.5/-3dB) | <10 Hz >50 kHz |
| Dynamic Range | 108 dB |
| Signal-to-Noise Ratio | 90 dB |
| THD+Noise | <0.004% |
| Interchannel Crosstalk (20–20k Hz) | <-80 dB |
| Function Switches |
| EQ Bypass | Bypasses the graphic equalizer section in the signal path |
| Low Cut | Activates the 50 Hz 12dB/octave high-pass filter |
| Range | Selects either ±6 dB or ±12 dB slider boost/cut range |
| Miscellaneous |
| Power Requirements | 100-230V 50/60 Hz, 12 Watts |
| Weight | 2.1 kg (4.7 lbs) |
| Dimensions (HxWxD) | 4.44 x 48.3 x 15.2 cm (1.75" x 19.0" x 6.0") |
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DBX 131 Cut Sheet (pdf)