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ULTRAGRAPH PRO
FBQ6200
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ULTRAGRAPH PRO
FBQ3102
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ULTRAGRAPH PRO
FBQ1502
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AUDIO INPUTS
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INPUTS
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RF-filtered, servo-balanced XLR and 1/4" TRS
connectors
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Impedance
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40 kD balanced and
unbalanced
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Maximum input level
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+21 dBu balanced and unbalanced
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CMRR
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typ. 40 dB, >55 dB @ 1 kHz
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AUDIO OUTPUTS
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OUTPUTS
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servo-balanced XLR and 1/4" TRS
connectors
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SUBWOOFER OUT
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balanced XLR connector, level variable off
to 0 dB
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balanced XLR connector
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Crossover frequency
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variable, 30 - 200 Hz
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SYSTEM
SPECIFICATIONS
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Frequency response
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10 Hz to 30 kHz, +/-3 dB
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10 Hz to 200 kHz +/-3dB
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S/N ratio
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22 Hz to 22 kHz >94 dB @ +4
dBu
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Distortion (THD)
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typ. 0.006% @ +4 dBu, 1 kHz, Gain
1
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Crosstalk
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typ. -65 dB @ 1kHz
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ROLL-OFF
FILTERSECTION
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Type
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12 dB/oct., Butterworth
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Input
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variable (-15 dB to +15 dB)
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Low Cut
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variable (10 Hz to 400 Hz)
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switchable, Cutoff @ 25 Hz
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High Cut
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variable (2.5 kHz to 30 kHz)
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-
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GRAPHIC
EQUALIZER
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Type
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analog 31-band equalizer
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analog 15-band equalizer
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Frequency range
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20 Hz to 20 kHz in 31 1/3-octave bands (ISO
frequencies)
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20 Hz to 16 kHz in 15 bands (ISO
frequencies)
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Bandwidth
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1/3 octave
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2/3 octave
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Control range
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+/-6 dB or +/-12 dB (switchable)
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LIMITER SECTION
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Attack/Release
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20 msec / 90 msec
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-
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Threshold
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variable, -6 dB to +22 dB (off)
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-
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LED meter
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Gain reduction 20/10/3/1 dB
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-
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NOISE GENERATOR
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Type
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Pink noise, level variable, off to 0
dBu,
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-
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LED level meter
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-24/-12/-6/0 dB
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-
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FUNCTION
SWITCHES
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FBQ
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activates the FBQ Feedback Detection
System
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Audio In/Out
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switch to bypass the equalizer
functions
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I/O Meter In/Out
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switches the meter display from input to
output
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-
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Range
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shift of the maximum cut/boost range for all
31/15 bands
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Low Cut
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-
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-
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activates the high pass filter
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Limiter
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activates the limiter
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-
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-
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Pink Noise
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activates the noise generator
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-
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-
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Subwoofer
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activates the subwoofer output
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-
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-
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INDICATORS
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Input/output level
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8-segment LED display:
-24/-18/-12/-6/0/+6/+12 dB/CLIP
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12-segment LED display:
-30/-24/-18/-12/-6/ -3/0/+3/+6/+9/+12
dB/CLIP
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4-segment LED display: -20/0/+6 dB/CLIP
(output only)
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Subwoofer
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4-segment LED display: -18/-12/0/+12
dB
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-
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-
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