131

Single Channel 31-Band Graphic Equalizer

Inputs

 

Function Switches

 

Connectors:

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

EQ Bypass:

Bypasses the graphic equalizer section in the signal path

Type:

Electronically balanced/unbalanced, RF filtered

Low Cut:

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

Impedance:

Balanced 40kΩ, unbalanced 20kΩ

Range:

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

Max Input Level:

>+21dBu balanced or unbalanced

 

 

CMRR:

>40dB, typically >55dB at 1kHz

 

 

Outputs

 

Power Supply

 

Connectors:

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

Operating Voltage:

100VAC 50/60Hz, 120VAC 60Hz, 230VAC 50/60Hz

Type:

Impedance-balanced/unbalanced, RF filtered

Power Consumption:

12W

Impedance:

Balanced 100Ω, unbalanced 50Ω

Mains Connection:

IEC receptacle

Max Output Level:

>+21dBu balanced/unbalanced into 2kΩ or greater

 

 

 

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

 

 

 

 

Note: Specifications subject to change.

System Performance

 

 

 

Bandwidth:

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

 

 

Frequency Response:

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

 

 

Dynamic Range:

108db

 

 

Signal-to-Noise:

90db

 

 

THD+Noise:

<0.004%

 

 

Interchannel Crosstalk:

<-80dB, 20Hz to 20kHz

 

 

dbx engineers are constantly working to improve the quality of our products. Specifications are, therefore subject to change without notice.

FOR MORE INFORMATION CONTACT: dbx Professional Products 8760 S. Sandy Pkwy. Sandy, Utah 84070 Phone (801) 568-7660 Fax (801) 568-7662 customer@dbxpro.com http://www.dbxpro.com

The Professional’s Choice In Signal Processing

A Harman International Company

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dbx Pro 131 Single Channel 31-Band Graphic Equalizer, Inputs Function Switches, Outputs Power Supply, System Performance

131 specifications

The dbx Pro 131 is a renowned dual-channel 31-band graphic equalizer that caters to both professional audio engineers and musicians seeking to enhance their sound processing capabilities. This unit combines precision, versatility, and user-friendly features, making it a staple in live sound, recording studios, and broadcast applications.

One of the standout features of the dbx Pro 131 is its extensive frequency range, covering 20 Hz to 20 kHz. This broad spectrum allows for precise adjustments across the audio frequency spectrum, ensuring that sound engineers can fine-tune their mixes to achieve clarity and balance. The equalizer offers 31 frequency bands, each with a 1/3-octave spacing, providing detailed control over the sound.

The Pro 131 also boasts a robust and intuitive interface, featuring illuminated faders for easy visibility in low-light environments. The sliders allow for smooth adjustments, and the ability to bypass the equalization circuit enhances workflow efficiency during performances or recordings. Additionally, the unit includes an innovative "in/out" switch that permits quick comparisons between equalized and non-equalized signals, enabling users to make informed adjustments on the fly.

In terms of technology, the dbx Pro 131 utilizes the company’s proprietary Type II Dynamic Range Compression technology, which allows for greater dynamic control without sacrificing audio quality. This technology minimizes distortion, ensuring that the audio remains clear and natural even at high levels. Another noteworthy characteristic is the high-quality components used within the unit, including precision resistors and capacitors, which contribute to its exceptional audio fidelity.

Moreover, the Pro 131 features balanced XLR and 1/4-inch TRS connectors, ensuring compatibility with a wide range of audio equipment. Its rugged build quality, complete with a metal chassis, makes it suitable for both permanent installations and mobile applications, offering durability in various environments.

Overall, the dbx Pro 131 graphic equalizer is a powerful tool that equips audio professionals with the means to shape and enhance their sound. Its combination of broad frequency coverage, user-centric design, advanced technologies, and reliable performance makes it an invaluable asset in any audio setup. Whether used in live sound reinforcement or studio mixing, the dbx Pro 131 delivers exceptional results, making it a preferred choice for many audio professionals.