3
SPECIFICATIONS
AUDIO INPUT
Connectors XLR and 1/4" jack
Type RF filtered, servo balanced input
Impedance 50 kOhms balanced, 25 kOhm unbalanced
Max. Input Level +21 dBu balanced and unbalanced (unity gain)
CMRR typ. 40 dB, > 55 dB @ 1 kHz
AUDIO OUTPUT
Connectors XLR and 1/4" jack
Type electronically servo-balanced output stage. Automatic level correction
for unbalanced use (6 dB).
Impedance 60 Ohms balanced, 30 Ohm unbalanced
Max. Output Level +21 dBu, +20 dBm balanced and unbalanced
SYSTEM SPECIFICATIONS
Frequency Response 16 Hz to 150 kHz, +/- 3 dB
Noise > 95 dBu, unweighted, 22 Hz to 22 kHz
THD 0.001 % typ. @ +4 dBu, 1 kHz, Gain 1
0.04 % typ. @ +20 dBu, 1 kHz, Gain 1
IMD 0.01 % typ. SMPTE
Crosstalk < -70 dB, 22 Hz to 22 kHz
SATELLITE HIGHPASS FILTER
Type butterworth characteristics, 12 dB/Oct.
Cut-off frequency 70 Hz
SUBHARMONIC SYNTHESIZER
Type digital frequency shifter with waveform synthesizer
LEVEL control variable (0 to 6)
LIMITER
Type limiter for the subharmonic synthesizer
Attack time program dependent
Release time 20 dB/s
THRESHOLD control variable (-6 dB to OFF)
FUNCTION SWITCHES
POWER switches main power on/off
PROCESS switches signal to subharmonic processor on/off
SUBHARMONICS switches the digital frequency shifter between low and ultra-low
LIMITER switches the limiter on/off
X-OVER switches the crossover on/off
ULTRABASS routes subharmonics above 70 Hz to the satellites, when SPLIT mode
is active
INDICATORS
POWER LED indicates the operation of the ULTRABASS PRO
PROCESSOR LED indicates the operation of the Subharmonic Synthesizer
BASS LEVEL METER indicates the level of bass frequencies
GAIN REDUCTION METER indicates the operation of the Limiter
LEFT and RIGHT
OUTPUT METERS indicate the output levels of left and right channels
POWER SUPPLY
Mains Voltages USA/Canada 120 V ~, 60 Hz
U.K./Australia 240 V ~, 50 Hz
Europe 230 V ~, 50 Hz
General export model 100 - 120 V ~, 200 - 240 V ~, 50 - 60 Hz
Fuse 100 - 120 V ~: T 250 mA H
200 - 240 V ~: T 125 mA H
Power Consumption max. 20 Watts
Mains Connection standard IEC receptacle
PHYSICAL
Dimension (H * W * D) app. 1 3/4" (44.5 mm) * 19" (482.6 mm) * 8 1/2" (217 mm)
Net Weight app. 2.2 kg
Shipping Weight app. 3.4 kg
BEHRINGER is constantly striving to maintain the highest professional standards. As a result of these efforts, modifications may be made from time
to time to existing products without prior notice. Specifications and appearance may differ from those listed or illustrated.
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