REQ313 GRAPHIC EQUALIZER

The ROLLS REQ313 graphic equalizer is intended for room equalizing or sound shaping and the approximate fre- quency response curve can be seen graphically by the settings of the frequency controls. Recording and broadcasting studios, sound contractors and musicians will appreciate the low noise, straightforward design, and versatile signal control of the REQ series.

MODEL REQ313

CORPORATION

CAUTION

OF ELECTRIC SHOCK

DO NOT OPEN

 

RISK

 

 

 

 

WARNING: DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE BACK. NO USER SERVICABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.

RISQUE DE CHOC - NE PAS ENLEVER

31 BAND

GRAPHIC

EQUALIZER

CONSTANT Q

 

 

 

REQ313

The equalization filters in the REQ313 are constant bandwidth (constant Q). The bandwidth of each individual filter is narrow enough to prevent unwarranted interaction between filters, yet wide enough to produce exactly the type of correction curve demanded by even the most unusual acoustic surroundings.

FEATURES

31 Bands of constant Q equalization

XLR and 1/4” input and output

Low cut and High cut filters

Passive bypass

1 Year Warranty

SPECIFICATIONS

 

 

Equalizer

 

 

Bands:

31

 

Frequency Response:

20Hz - 20kHz

Accuracy:

5% Center Frequency

Range:

+6dB or +12 dB (Switch selectable)

Inputs

 

 

Type:

Active Balanced/Unbalanced

Connectors:

XLR, 1/4” TRS

Impedance:

12k Ohms

Maximum Level

+22 dB (Balanced),

 

+15dB (Unbalanced)

Outputs

 

 

Type:

Electronically Balanced

Connectors:

XLR, 1/4” TRS

Impedance:

600 Ohms

Maximum Level:

+22 dB (Balanced),

 

+15dB (Unbalanced)

RFI Filters:

Yes

Passive Bypass Switches:

Yes

Overload LED Threshold:

3dB below clipping

Low Cut Filter:

10 - 250Hz, 12dB/Oct.

Frequency Response:

20Hz - 20kHz, +0.5dB

THD + Noise:

0.01% (20Hz - 40kHz)

S/N Ratio:

110dB below Max level (A weighted)

Equivalent Input Noise:

-95dB (20kHz noise bandwidth)

Dimensions:

3.5”H x 19”W x 8.5”D

 

 

 

 

 

ROLLS CORP.

 

 

5968 South 350 West

 

 

Salt Lake City, UT 84107

 

 

(801) 263-9053 • (801) 263-9068

 

 

www.rolls.com

 

 

 

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Rolls warranty REQ313 Graphic Equalizer, Features, Specifications