Behringer Eurorack MX1804X User Manual

Behringer Eurorack MX1804X User Manual

Ultra low-noise 18-channel 4-bus mixer with integrated virtualizer multi-effects processor
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User's Manual
Version 1.1
March 2001
www.behringer.com

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Table of Contents
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Summary of Contents for Behringer Eurorack MX1804X

  • Page 1 User’s Manual Version 1.1 March 2001 www.behringer.com...
  • Page 2: Safety Instructions

    The user should not attempt to service the appliance beyond that is described in the Operating Instructions. All other servicing should be referred to qualified service personnel. EURORACK MX1804X This symbol, wherever it appears, alerts you to important operating and maintenance instructions in the accompanying literature.
  • Page 3 It is our philosophy to share our joy with you, because you are the most important member of the BEHRINGER family. With your highly competent suggestions for new products you’ve greatly contributed to shaping our company and making it successful.
  • Page 4 Rugged design power supply ensures superior transient response s State-of-the-art 4580 ICs and high-quality components for crystal-clear audio performance s Extremely rugged construction ensures long life even under the most demanding conditions s Manufactured under ISO9000 certified management system EURORACK MX1804X...
  • Page 5: Table Of Contents

    1.2.1 Metering ... 8 1.2.2 PSU (power supply unit) ... 8 1.2.3 Warranty ... 8 1.2.4 Packing ... 8 1.2.4 Rack mounting the MX1804X ... 9 2. OPERATION ... 9 2.1 Mono input channel ... 9 2.1.1 Input level setting ... 9 2.1.2 Equalizer ...
  • Page 6 5.1 Mixing ... 22 5.1.1 Equalization ... 22 5.1.2 Gain optimization ... 22 6. INSTALLATION ... 23 6.1 Mains connection ... 23 6.2 Audio connections ... 23 7. SPECIFICATIONS ... 25 8. MODIFICATIONS ... 26 9. WARRANTY ... 27 EURORACK MX1804X...
  • Page 7: Introduction

    A high-quality true-logarithmic 60-mm fader feeds the main mix or Alt 3-4 bus via the channel pan. Aux/FX sends There are two aux send buses on the MX1804X. The second one is called FX send and leads to the internal multi-effects processor. But you can also use the FX send for external effects devices.
  • Page 8: Before You Begin

    (op-amps) inside. When being driven hard, many desks begin to show signs of stress due to power supply limitations. Not so with the EURORACK MX1804X. The sound will always stay clean and crisp right up to the operating limits of the op-amps themselves, thanks to our generous 40 W external power supply unit.
  • Page 9: Rack Mounting The Mx1804X

    1.2.4 Rack mounting the MX1804X Enclosed in the shipping box you will find a 19" rackmount kit. If you want to make your MX1804X a rack mixer, loosen the screws from the side panels and use them to fix the rack ears (note, that there is a left and a right one).
  • Page 10: Routing, Fading And Muting

    2.2.1 Input level The stereo channels of the MX1804X are designed for typical line level signals. With the help of the PFL function you can control the level of the input signal in the stereo channels. If it is necessary you can adapt the output level of the connected device (MIDI instruments, effects devices, etc.) via its output level control.
  • Page 11: Routing

    For the main mix there are two insert jacks on the rear panel. 2.3.4 Alt 3-4 On the rear panel of your MX1804X you can also find insert jacks for the Alt 3-4 bus. 2.4 Main section 2.4.1 Aux sends Master aux send levels are determined by .
  • Page 12: Additional Stereo Line Inputs

    With depressed you have another stereo line input available to the mix, useful e.g. for adding the output of a second EURORACK or a BEHRINGER ULTRALINK PRO MX882 to your mix (see chapter 4.4 “Expanding”). Output The main mix output is delivered by XLR connectors back panel as well as by RCA connectors on the front.
  • Page 13: Monitor Section

    1 or 2 submaster faders. They are also used to route to multitrack recorders. There are no fully-fledged subgroups on the MX1804X. However, the Alt 3-4 bus offers you a second independent stereo submix with its own submaster stereo fader. Combining the Alt 3-4 outputs with the main mix may be...
  • Page 14 Chorus: Though similar to the flanger, chorus uses a delay function instead of feedback. Combined with the pitch shifting feature, the delay produces a very pleasant detune effect. Chorus effects are used so often and in EURORACK MX1804X Preset name...
  • Page 15: Talkback, Communication With Musicians In A Studio

    The cue feed would be normally taken from Aux Send 1, set to pre-fader. The BEHRINGER POWERPLAY PRO HA4600 headphone distribution amplifier provides up to four separate headphones mixes for performers.
  • Page 16: Auditioning A Signal And Setting Up A Channels

    3.3 Auditioning a signal and setting up a channels 1) Make a typical noise, or roll the tape. There should also be some activity at the main L/R bargraph meters, indicating the PFL level. 2) For mic/line inputs: Adjust the GAIN control until transient peaks are regularly hitting +6 dB. Continuous signals should not exceed 0 dB.
  • Page 17: Applications

    13/14 Aux Return 1 Playback from MTR FX Return Tab. 4.1: Use of the inputs of your MX1804X Tab. 4.2: Use of the outputs of your MX1804X 4.2 MIDI project studio 8-track MIDI project studio with sampler, 8-track recording system, one vocal mic and two effects units: With largely computer-generated music you will want to have plenty of Line inputs, and an ability to take vocals quickly, efficiently, and with minimal desk disturbance.
  • Page 18: Patchbay

    13/14 Aux Return 1 ext. Effect FX Return Tab. 4.3: Use of the inputs of your MX1804X R e c o rd in g ( m u ltitr a c k) Tab. 4.4: Use of the outputs of your MX1804X 4.3 Patchbay...
  • Page 19: Half-Normalled

    Additionally, normal patchbays change the impedance of the digital cable route, which causes interference in the digital path. Use the BEHRINGER ULTRAMATCH SRC2000 specifically designed for this and other digital signal-related functions.
  • Page 20: Patchbay Organization

    Modules 17 through 20 are normalled and have the FX inputs and the aux sends connected, 21 through 24 are also normalled and are patched to the two stereo aux returns with the FX outputs. EURORACK MX1804X 4. APPLICATIONS...
  • Page 21: Looming Problems

    It is possible to expand your mixing system by combining two or more mixers. Adding extra line inputs to your EURORACK A small line mixer (such as the BEHRINGER ULTRALINK PRO MX882 channel mixer/splitter/signal router) can inexpensively add extra line inputs to your console. With the ULTRALINK PRO, any stereo, line-level input on your EURORACK can become a stereo line input plus a further 6 pan-able mono line inputs.
  • Page 22: Technical Background

    (You can always bounce tracks though the outboard EQ, freeing up the unit for the next task). Check out the BEHRINGER ULTRA-CURVE PRO DSP8024, a superlative digital stereo equalizer and much, much more. Or our ULTRA-Q PRO PEQ2200 5-band constant-Q state-variable analog EQ.
  • Page 23: Installation

    Shipping claims must be made by the consignee. 6.1 Mains connection The mains connection of the MX1804X is made by using the included power supply unit. It meets all of the international safety certification requirements. Please make sure that all units have a proper ground connection. For your own safety, it is advisable not to remove the ground connection within the units or at the supply, or fail to make this connection at all.
  • Page 24 EURORACK MX1804X Fig. 6.1: Different connector types 6. INSTALLATION...
  • Page 25: Specifications

    Weight 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.
  • Page 26: Modifications

    The following modifications require you to do some soldering. Attempt only if you are experienced in using an iron on PCBs. Otherwise, refer to qualified personnel. After modification the BEHRINGER warranty becomes discretionary. Links should not be threaded into holes on the PCB. They should be soldered to the tinned areas around the holes, and bowed slightly upwards in between.
  • Page 27: Warranty

    5. Any repair or opening of the unit carried out by unauthorized personnel (user included) will void the warranty. 6. If an inspection of the product by BEHRINGER shows that the defect in question is not covered by the warranty, the inspection costs are payable by the customer.

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