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Yamaha Q2031A User Manual

Yamaha Q2031A
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YAMAHA
|
Stereo
31-Band
Graphic
Equalizer
Egaliseur
Graphique
Stereo
A31
Gandes
Graphischer
31-Band-Stereo-Equalizer
Q2031A
Operating
Manual
Mode
d’emploi
Bedienungsanleitung
o
YAMAHA
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GRAPHIC
EQUALIZER
MODEL
02031A
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im
HPF
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EQ
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HPF
ofS]
EQ

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Yamaha Q2031A Specifications

General IconGeneral
TypeStereo Graphic Equalizer
Frequency Bands31
Frequency Range20 Hz to 20 kHz
Output Level+4 dBu
Gain±12 dB
THD0.05%
Channel separation70 dB
Maximum Input Level+22 dBu
Power Consumption20 W
Output Impedance150Ω
Power SupplyAC 120V, 60Hz
Noise-90dBu

Summary

PRECAUTIONS

LOCATION

Install away from direct sunlight, extreme temperatures, humidity, dust, and vibrations.

HANDLING

Avoid applying undue force to switches and controls.

POWER CORD SAFETY

Pull the power cord by the plug, never the cord itself.

CONNECTION SAFETY

Turn off power before making connections and disconnect before moving.

CABINET CLEANING

Clean the cabinet with a soft, dry cloth; avoid solvents.

LIGHTNING PROTECTION

Unplug during thunderstorms to prevent surge damage.

FRONT PANEL OPERATION

POWER SWITCH AND INDICATOR

Turns the unit on/off and illuminates the power indicator LED.

RANGE SELECTION

Selects +/-12dB or +/-6dB boost/cut range with LED indication.

HPF SWITCH CONTROL

Engages or bypasses the High-Pass Filter for each channel.

EQ SWITCH CONTROL

Bypasses or activates the equalizer section for sound comparison.

LEVEL CONTROL FUNCTION

Adjusts input sensitivity and overall signal level.

HPF FREQUENCY ADJUSTMENT

Continuously adjusts HPF rolloff frequency from 20 Hz to 200 Hz.

EQUALIZER SLIDER CONTROLS

Adjusts boost/cut for 31 bands across 20 Hz to 20 kHz spectrum.

REAR PANEL CONNECTIVITY

INPUT CONNECTORS AND LEVEL

Balanced/unbalanced inputs and input level switch settings.

OUTPUT CONNECTORS AND LEVEL

Balanced/unbalanced outputs and output level switch settings.

TRANSFORMER OPTIONS

Switches and sockets for optional input transformers.

ACOUSTIC CONTROL APPLICATIONS

OPTIMIZING ROOM ACOUSTICS

Minimizing room irregularities for flat speaker response.

CONTROLLING STAGE FEEDBACK

Reducing feedback frequencies in stage monitor systems.

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