Behringer ULTRA-CURVE PRO DSP8024 User manual

ULTRA-CURVE®PRO DSP8024
www.behringer.com
Version 1.2 May 2000
Tech. Specifications
ENGLISH

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DSP8024
ULTRA-CURVEPRO
Digital Stereo Mainframe powered by two 24-bit High-Speed Signal Processors
sHigh-endCrystal24-bitAD/DAconvertersforultra-highdynamicrangeandresolution
sOpen-ended&“future-proof”architectureallowsforfuture Software Upgrades
sUltra-musicalDual31-bandGraphicEqualizerwith“TrueFrequencyResponse”characteristics
sLow / high / bell shelving tool with variable slope (3 to 30 dB)
sRealTimeAnalyzerwithpeakhold,variableintegration,cursor read-out and 10 user-memories
sAutomaticRoom Equalization using mic input andinternal noise generator
sAdditional 6 bands of fully Parametric Equalizer / Notch Filter with up to 1/60th octave bandwidth
sIntegral fully automatic FEEDBACK DESTROYER with intelligent Signal Analyzer for ultra-fast feedback
suppression
sIntegral digital “Brickwall” Limiter protects against any clipping and dangerous sound pressure levels
sIntegraldigitalNoiseGatewith BEHRINGER's unique IRC (Interactive Ratio Control)
sIntegral Delay with up to 2.5 seconds delay time selectable in milliseconds, meter and feet
sUltra-accurate Level Peak Meter with Peak Hold and selectable Reference Levels (+4 dBu / -10 dBV /
DigMax)
sFull MIDI parameter and snapshot control for realtime editing
sFreeEQ-Designsoftwareallowsfortotalremotecontrolvia PC (download at www.behringer.com)
s100User-Memories can be stored under anyalphabetic name. Memory backed by along-life battery
sSecurityKeyPasswordcanbeinstalled for user selective RTA and EQ memory protection and unattended
use
sEQ and Analyzer curves may be copied, compared, added or subtracted for extreme flexibility
sCrossfadefeature to fade betweentwo settings and Stereo Link facility to synchronize bothchannels
s24-bit AES/EBU Interface for digital inputs and outputs at 32, 44.1 and 48 kHz (optional)
sLargeHigh-ResolutionLCDGraphicDisplaywithhigh-contrastLED-backlight
sServo-balancedInputsandOutputson gold-plated XLR and jack connectors for high signal integrity
sRelay-controlledhard-bypasswith an auto-bypass function during power failure (fail-safe relay)
sHigh-qualitycomponentsandexceptionally rugged construction ensure long life and durability
sInternalpowersupplydesignfor professional applications
sManufacturedunderISO9000 certified management system

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SPECIFICATIONS
Analog Audio Inputs
Connectors XLR- and 1/4" jack
Type servo-balancedInput with RF rejection
Impedance 50kOhmbalanced,25 kOhm unbalanced
Max.Input Level +21 dBu balanced and unbalanced
CMRR typ. 40 dB, >55 dB @ 1 kHz
Analog Audio Outputs
Connectors XLR- and 1/4" jack
Type DC-decoupled,servo-balancedoutputstage
Impedance 60Ohmbalanced, 30 Ohm unbalanced
Max.OutputLevel +16 dBu balanced and unbalanced
System
Bandwidth 20 Hz to 20 kHz (+0/-0.5 dB)
Signal to NoiseRatio 103 dB unweighted, 22 Hz to 22 kHz
THD+N 0.004 % @ 1 kHz / +4 dBu
Crosstalk < -103dB, 22 Hz to 22 kHz
Bypass
Type relay-controlledbypass
Reference Microphone Input
Type servo-balancedInput
Impedance 2kOhms
NominalOperating Level -60 dBu to 0 dBu
MaxInput Level +1 dBu
PhantomPower +15 V
Digital Audio Input (Option)
Type AES / EBU transformer-balanced
Impedance 10kOhmsbalanced
NominalInput Level 3 - 10 V peak to peak
Digital Audio Output (Option)
Type AES / EBU transformer-balanced
Impedance 100Ohmsbalanced
OutputLevel 5 V peak to peak
MIDIInterface
Type 5-Pin DIN-socket In / Out / Thru
Implementation RefertoMIDI Implementation Chart
Digital Processing
Converters 24-bitSigma-Delta
SamplingRate 48 kHz, 44.1 kHz, 32 kHz
Graphic Equalizer (GEQ)
Type Digital 1/3 octave Equalizer
FrequencyRange 31 filters on ISO center frequencies, from 20 Hz to 20 kHz
Bandwidth AUTO-Q,variable,gain dependent
Boost/Attenuation variable from +16 to -16 dB in steps of 0.5 dB (true response)
Parametric Equalizer (PEQ)
Type 3 independent filters per channel
Frequency range 20 Hz to 20 kHz, adjustable in steps of 1/60 octave
Bandwidth 1/60 to 2 octaves, adjustable in steps of 1/60 octave
Gain variable from +16 to -48 dB in steps of 0.5 dB
FEEDBACK DESTROYER (FB D)
Type DSP-controlledDigitalSignal Analysis
Filter 3 independent, digital Notch Filters per channel, user selectable as fixed or
dynamic filters for automatic Feedback Suppression
Frequency Range 20 Hz - 20 kHz, adjustable in steps of 1/60 octave
Bandwidth 2/60 to 12/60 octaves, depending on the characteristic of the feedback
Attenuation up to -48 dB, depending on the gain of the feedback

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Timerequired to
eliminatefeedback 0.6 sec, typical at 1 kHz
Digital Delay
Type digital Stereo Delay
MaximumDelay Time 2.5 sec, independently adjustable for each channel
Minimumresolution 0.1 msec
Delay unit seconds, metres or feet
Level Meter
Type digital Level Meter with simultaneous graphical display of Peak and RMS
values
Attack / Decay (RMS) 50 msec / 20 dB
Attack (Peak) 0.1 msec
Decay (Peak) 1 sec / 20 dB
Noise Gate
Type digitalIRC(Interactive Ratio Control)
Threshold variable from -44 to -96 dB in steps of 1 dB
Attack/Release Processor controlled, program dependent
Limiter
Type digitalIGC (Interactive Gain Control)
Threshold variable from 0 to -36 dB in steps of 1 dB
Release 500 to 5000 in steps of 250 ms
Real Time Analyzer (RTA)
Type digital1/3 octave Analyzer
FrequencyRange 31 filters on ISO center frequencies, from 20 Hz to 20 kHz
Detectors peak or R.M.S.
Decay variable 1 sec, 250 msec, 65 msec or15 msec (per 20 dB)
Sine WaveGenerator frequency adjustable from 20 Hz to 20 kHz in steps of 1/60 octave
gain adjustable from 0 to -48 dB in steps of 0.5 dB
NoiseGenerator white or pink characteristic
gain adjustable from 0 to -48 dB in steps of 0.5 dB
Display
Type 240 x 64 dot matrix, Liquid Crystal Display (LCD)
Backlight LED Array
Contrast adjustable
Memory
EQPrograms 100memory locations, capable of storing all relevant settings for GEQ, PEQ,
FB-D, and DELAY in addition to a program name with 12 characters
RTAMeasurements 10 memory locations
PasswordProtection 2 levels, memory protect or security lock, both protected with an
alphanumerical12digitpassword
Power Supply
Operatingvoltage USA/Canada 120 V ~, 60 Hz
U.K./Australia 240 V ~, 50 Hz
Europe 230 V ~, 50 Hz
Generalexportmodell 100 - 120 V ~, 200 - 240 V ~, 50 - 60 Hz
Powerconsumption max. 30 W
Fuserating 100 - 120 V ~: T 630 mA H
200 - 240 V ~: T 315 mA H
MainsConnection Standard IEC receptacle
Battery Lithium CR 2032, 3 V, 180 mAh
Battery Life 3 years, typical
Physical
Dimensions (H * W * D) app. 3 1/2" (89 mm) * 19" (482.6 mm) *12" (304.8 mm)
Netweight app. 4.8 kg
Shippingweight app. 6.0 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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The information contained in this sheet is subject to change without notice. No part of this sheet may be reproduced or transmit-
ted in any form or by any means, electronic or mechanical, including photocopying and recording of any kind, for any purpose,
without the express written permission of BEHRINGER Spezielle Studiotechnik GmbH.
BEHRINGER,FEEDBACKDESTROYERand ULTRA-CURVEare registeredtrademarks. ALLRIGHTS RESERVED.
©2000 BEHRINGERSpezielleStudiotechnik GmbH.
BEHRINGERSpezielleStudiotechnik GmbH, Hanns-Martin-Schleyer-Str. 36-38, 47877 Willich-Münchheide II,Germany
Tel. [phone] / 92 06-0, Fax [phone] / 92 06-30