Behringer FEEDBACK DESTROYER PRO DSP1124P Manual

Behringer FEEDBACK DESTROYER PRO DSP1124P Manual

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  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 1
    FEEDBACK DESTROYER® PRO DSP1124P ENGLISH User’s Manual Version 1.0 February 2001 www.behringer.com
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 2
    FEEDBACK DESTROYER PRO DSP1124P SAFETY INSTRUCTIONS CAUTION: To reduce the risk of electrical shock, do not remove the cover (or back). No user serviceable parts inside; refer servicing connected to a power supply only of the type described in the operating instructions . Non-use Periods:
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 3
    FOREWORD FEEDBACK DESTROYER PRO DSP1124P Dear Customer, Welcome to the team of FEEDBACK DESTROYER PRO users and thank you very much for expressing your confidence in BEHRINGER products by purchasing the DSP1124P. It is one of my most pleasant tasks to write this letter to you, because it is the
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 4
    DSP1124P FEEDBACK DESTROYER PRO DSP1124P FEEDBACK DESTROYER® PRO 24-Bit Dual Engine Digital Feedback Destroyer / Parametric EQ Model DSP1124P s Ultra-high performance 2-channel digital Feedback Destroyer / parametric EQ powered by a 24-bit high-speed DSP s 24-bit A/D and D/A converters with 64/128
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 5
    setting ...8 2.2 Using the FEEDBACK DESTROYER PRO in the monitor path 8 2.3 Using the FEEDBACK DESTROYER PRO in the FOH mix 9 2.4 Using the FEEDBACK DESTROYER PRO in a studio environment 10 3. A FEW QUICK STEPS TO ELIMINATE FEEDBACK 10 4. CONTROL ELEMENTS ...10 5. DSP1124P ARCHITECTURE: PRESETS
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 6
    . Please read the manual carefully and keep it for future reference. 1.1 The design concept The philosophy behind BEHRINGER products guarantees a no-compromise circuit design and employs the best choice of components. A 24-bit DSP is used as the heart of the FEEDBACK DESTROYER PRO, which belongs to
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 7
    FEEDBACK DESTROYER PRO DSP1124P + Please note that all units must be grounded properly. For your own safety, you should never remove any ground connectors from electrical devices or power cords or render them inoperative. As a standard, the BEHRINGER FEEDBACK DESTROYER PRO is equipped with
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 8
    The DSP1124P is used exclusively to eliminate feedback in FOH and monitor mixes. Before you go on, please note the following two remarks: + The FEEDBACK DESTROYER PRO is not intended to be connected directly to the microphones! If this is unavoidable, then we recommend our proven BEHRINGER SHARK
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 9
    , you could process a vocal microphone that is liable to produce feedback by connecting the DSP1124P to the insert points of the respective channel. Fig. 2.2: Using the DSP1124P for specific mics (connecting the FEEDBACK DESTROYER PRO in either channel or sub-group inserts) + When processing
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 10
    FEEDBACK DESTROYER PRO DSP1124P 2.4 Using the FEEDBACK DESTROYER PRO in a studio environment With its highly flexible configuration the DSP1124P also delivers good results in a professional studio or home recording environment, as it provides a maximum of 12 fully parametric equalizers per channel
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 11
    FEEDBACK DESTROYER PRO DSP1124P s A filter has been “set”, i.e. it is already suppressing feedback; or: s A filter is set to Parametric EQ mode (gain ¹ 0 dB). Cyclically flashing LEDs signal that a filter is searching feedback the number of the last preset used. Additionally, the LED-DISPLAY shows
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 12
    the DSP1124P. Press the IN/OUT and STORE keys simultaneously to enter MIDI Setup mode. 16 Use the POWER switch to switch the FEEDBACK DESTROYER PRO on or you attempt to connect and operate the unit. Blown fuses may only be replaced by fuses of the same type and rating. Some models allow for
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 13
    DESTROYER PRO you can turn up the volume without having to fear feedback problems. When the show begins you should set several filters to Auto mode, in order to suppress feedback produced by “moving” (vocal) microphones. More information on Auto mode can be found in chapters 5 and 6.3. 5. DSP1124P
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 14
    FEEDBACK DESTROYER PRO DSP1124P 6. OPERATING MODES OF THE DSP1124P The individual filters on the BEHRINGER FEEDBACK DESTROYER PRO can operate in four different modes (see ). An additional mode called “Locked” mode will be described specifically. Basically, each of the 2 x 12 filters on the DSP1124P
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 15
    FEEDBACK DESTROYER PRO DSP1124P 6.4 Locked mode (“LO”) When the DSP1124P detects a feedback frequency in Single-Shot mode (see chapter 6.3), it automatically enters Locked mode, i.e. the filter locks to the trouble frequency and “keeps an eye” on it. To unlock such a filter, you need to switch it
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 16
    FEEDBACK DESTROYER PRO DSP1124P + To avoid inadvertent changing of filter modes, the filter mode selection takes place after about one second, which is indicated by a dot in the lower right corner of the DISPLAY. + Press the FILTER MODE and GAIN keys at the same time, and use the JOG WHEEL to adjust
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 17
    FEEDBACK DESTROYER PRO DSP1124P 8. PROBLEMS DO HAVE A CAUSE ... Feedback is one of the major problems encountered in live P.A. applications. In a worst-case scenario every microphone signal passing an amplifier can cause feedback. Still, there’s a lot you can do even before the show begins: s Place
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 18
    the DSP1124P from an external PC. What is more, you can use the FEEDBACK DESTROYER PRO to control the editor software, so that both units communicate with each other. Download the editor free of charge from our web site at www.behringer.com. 10. INSTALLATION 10.1 Audio connections As a standard
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 19
    FEEDBACK DESTROYER PRO DSP1124P Fig. 10.1: Different plug types Fig. 10.2: Wiring an insert cable + Please ensure that only qualified persons install and operate the FEEDBACK DESTROYER PRO. During installation and operation the user must have sufficient electrical contact to earth. Electrostatic
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 20
    DESTROYER PRO DSP1124P 10.2 MIDI connections The MIDI connectors found on the rear panel are on internationally standardized 5-pin DIN jacks. You need dedicated MIDI cables to connect the FEEDBACK DESTROYER PRO to other MIDI equipment. Normally, complete cables will be purchased for this use
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 21
    FEEDBACK DESTROYER PRO DSP1124P increment ( ) ∆ fn = fn +1 − fn 20 Hz 20 25 31.5 40 50 63 80 SI SI SI SI SI SI SI AU AU AU 2 2 x MONITOR AS FEEDBACK DESTROYER ONLY: 7 single shots / 5 automatic filters for most monitor setups L SI SI SI SI SI SI SI AU AU AU AU AU R SI
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 22
    FEEDBACK DESTROYER PRO DSP1124P 11.3 MIDI implementation Function Transmitted Recognized Remark s Basic Default 13 Fine (1/60 Oct) -9..+10 14 Bandwidth 1..120 15 Gain -48..+16 16 Feedback Sensitivity -3..-9 17 Store 1..10 18 In/Out 19 Control Value Range LEDs Couple Left
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 23
    FEEDBACK DESTROYER PRO DSP1124P Connection dB 5-Pin-DIN-Socket IN / OUT / THRU 24-bit Sigma-Delta, 64/128-times Oversampling 46,875 kHz 2 50 Hz Europe 230 V ~, 50 Hz General Export Model 100 - 120 V ~, 200 - 240 V approx. 2 kg approx. 3 kg BEHRINGER is constantly striving to maintain the
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 24
    FEEDBACK DESTROYER PRO DSP1124P § 1 WARRANTY CARD/ONLINE REGISTRATION To be protected by the extended warranty, the buyer must complete and return the enclosed warranty card within 14 days of the date of purchase to BEHRINGER the instructions given in BEHRINGER user or service manuals. s connection
  • Behringer FEEDBACK DESTROYER PRO DSP1124P | Manual - Page 25
    COMMISSION COMPLIANCE INFORMATION FEEDBACK DESTROYER PRO DSP1124P Responsible party name: Address: Phone/Fax No.: MUSIC Group Services USA, Inc. 18912 North Creek Parkway, Suite 200 Bothell, WA 98011, USA Phone: +1 425 672 0816 Fax: +1 425 673 7647 FEEDBACK DESTROYER PRO DSP1124P complies with
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User±s Manual
Version 1.0
February 2001
www.behringer.com
FEEDBACK DESTROYER
®
PRO
DSP1124P
ENGLISH