ULTRAGRAPH PRO FBQ1502

SPECIFICATIONS

 

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INPUTS

RF-filtered, servo-balanced XLR and 1/4" TRS connectors

 

 

 

 

Impedance

 

40 kΩ balanced and unbalanced

 

Maximum

 

+21 dBu balanced and unbalanced

 

input level

 

 

 

 

 

 

 

 

 

CMRR

 

typ. 40 dB, >55 dB @ 1 kHz

 

 

 

 

 

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OUTPUTS

servo-balanced XLR and 1/4" TRS connectors

SUBWOOFER OUT

balanced XLR connector,

balanced XLR connector

level variable off to 0 dB

 

 

 

 

 

 

 

Crossover frequency

 

variable, 30 - 200 Hz

 

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Frequency response

10 Hz to 30 kHz, +/-3 dB

10 Hz to 200 kHz +/-3dB

 

 

 

 

S/N ratio

 

22 Hz to 22 kHz >94 dB @ +4 dBu

 

 

 

 

Distortion (THD)

 

typ. 0.006% @ +4 dBu, 1 kHz, Gain 1

 

 

 

 

Crosstalk

 

typ. -65 dB @ 1kHz

 

 

 

 

 

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Type

 

12 dB/oct., Butterworth

 

 

 

 

 

Input

 

variable (-15 dB to +15 dB)

 

Low Cut

variable (10 Hz to 400 Hz)

switchable, Cutoff @ 25 Hz

 

 

 

High Cut

variable (2.5 kHz to 30 kHz)

-

 

 

 

 

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Type

analog 31-band equalizer

analog 15-band equalizer

 

 

 

 

Frequency range

20 Hz to 20 kHz in 31 1/3-octave bands (ISO frequencies)

20 Hz to 16 kHz in 15 bands

(ISO frequencies)

 

 

 

 

 

 

Bandwidth

1/3 octave

2/3 octave

 

 

 

 

Control range

 

+/-6 dB or +/-12 dB (switchable)

 

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Attack/Release

20 msec / 90 msec

 

-

 

 

 

 

Threshold

variable, -6 dB to +22 dB (off)

 

-

LED meter

Gain reduction 20/10/3/1 dB

 

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Type

Pink noise, level variable,

 

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off to 0 dBu,

 

 

 

 

 

 

 

 

LED level meter

-24/-12/-6/0 dB

 

-

 

 

 

 

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FBQ

activates the FBQ Feedback Detection System

 

 

 

Audio In/Out

 

switch to bypass the equalizer functions

 

 

 

I/O Meter In/Out

switches the meter display from input to output

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Range

shift of the maximum cut/boost range for all 31/15 bands

 

 

 

 

Low Cut

-

-

activates the high pass filter

 

 

 

 

Limiter

activates the limiter

-

-

 

 

 

 

Pink Noise

activates the noise generator

-

-

 

 

 

 

Subwoofer

activates the subwoofer output

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-

 

 

 

 

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8-segment LED display:

12-segment LED display:

4-segment LED display:

Input/output level

-30/-24/-18/-12/-6/

-24/-18/-12/-6/0/+6/+12 dB/CLIP

-20/0/+6 dB/CLIP (output only)

 

-3/0/+3/+6/+9/+12 dB/CLIP

 

 

 

 

 

 

 

Subwoofer

4-segment LED display:

-

-

-18/-12/0/+12 dB

 

 

 

 

 

 

 

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