Mackie M-2600 Owner's Manual
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Mackie M-2600 Owner's Manual

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M•2600
OWNER'S MANUAL
™
HIGH-CURRENT POWER AMPLIFIER

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Summary of Contents for Mackie M-2600

  • Page 1 M•2600 OWNER’S MANUAL ™ HIGH-CURRENT POWER AMPLIFIER...

  • Page 2: Safety Instructions

    10. Object and Liquid Entry — Care should be taken so that L'ENTRETIEN AU PERSONNEL QUALIFIE. AVIS: POUR EVITER LES RISQUES D'INCENDIE OU objects do not fall into and liquids are not spilled into this Mackie D'ELECTROCUTION, N'EXPOSEZ PAS CET ARTICLE product.
  • Page 3 Part No. 820-078-00 Rev. A 10/98 ® ©1998 Mackie Designs, All Rights Reserved. Printed in the U.S.A.

  • Page 4: Quick Start

    READ THIS PAGE! QUICK START 5. Determine which AMP MODE is best for your application: I got ants in my pants and I got to dance! • STEREO mode (separate left and right INSTALLATION inputs, separate left and right outputs) is the typical setup for amplifying stereo You can mount the M•2600 signals.
  • Page 5 WA • 98072 • USA • MADE IN USA • PATENTS PENDING • COPYRIGHT ©1998 BALANCED LOW CUT FILTER LOW CUT FILTER BALANCED STEREO • THE FOLLOWING ARE REGISTERED TRADEMARKS OF MACKIE DESIGN INC.: "MACKIE", "FR SERIES", AND THE "RUNNING MAN" FIGURE • TYPICAL 60Hz 90Hz 60Hz 90Hz...

  • Page 6: How To Use This Manual

    HOW TO USE THIS MANUAL APPLICATION DIAGRAMS GLOSSARY: A HAVEN OF NON- TECHINESS FOR THE NEOPHYTE Mackie’s chain gang of illustrators have created easy-to-understand diagrams of popular Just in case you’re new to the audio world, studio and live-sound setups. Your setup will we’ve included a fairly comprehensive dictio-...

  • Page 7: Table Of Contents

    CONTENTS QUICK START ............4 APPLICATION DIAGRAMS ......... 8 FEATURE DESCRIPTIONS ..........17 GAIN ............. 17 METERS ............18 SIG ............... 19 PROTECT............19 SHORT ............19 TEMP STATUS ..........20 POWER ............21 POWER CORD ..........21 SPEAKER OUTPUTS ......... 22 INPUT ............

  • Page 8: Application Diagrams

    APPLICATION DIAGRAMS The following pages show some of the more common uses for the M•2600, including stereo, mono, and bridged operation. USING THE LOW CUT FILTER AMP MODE The application diagrams include some LOW CUT FILTER CROSSOVER STEREO TYPICAL 60Hz 90Hz TYPICAL 35 Hz...
  • Page 9 TWO M•2600 : MAIN SPEAKERS AND STAGE MONITORS...
  • Page 10 M•2600: MAIN SPEAKERS AND STAGE MONITORS WITH ONE AMPLIFIER...
  • Page 11 M•2600: EIGHT MONITOR SPEAKERS-MONO MODE...
  • Page 12 M•2600: STEREO SYSTEM WITH TWO AMPLIFIERS IN BRIDGED MODE...
  • Page 13 USING THE CROSSOVER The following three pages show how the internal crossover can be used to biamp your system. One amplifer plays the lower frequen- AMP MODE LOW CUT FILTER CROSSOVER cies, while another plays the highs. STEREO TYPICAL 60Hz 90Hz TYPICAL 35 Hz...
  • Page 14 M•2600: STEREO SYSTEM BIAMPED WITH SUBWOOFERS, OPTION 1...
  • Page 15 M•2600: STEREO SYSTEM BIAMPED WITH SUBWOOFERS, OPTION 2...
  • Page 16 M•2600: STEREO SYSTEM BIAMPED WITH BRIDGED SUBWOOFER...

  • Page 17: Feature Descriptions

    FEATURE DESCRIPTIONS GAIN/dB GAIN 1.23v (+4dBu) SENSITIVITY Constant Gain vs. Constant Sensitivity These front panel knobs allow you to control There are two viewpoints, or philosophies, the levels going into the output section of the regarding the gain structure of power amplifiers M•2600 amplifier.

  • Page 18: Meters

    The M•2600’s meters indicate the relative increasing the noise level from the mixer output level of the amplifier referenced to full (unless you have a Mackie mixer with low- power. The numbers next to the meter’s LEDs noise VLZ circuitry!).

  • Page 19: Sig

    (when a signal is present), muting all signals at the amp’s outputs. PROTECT This short-circuit LED is a Mackie exclusive If the PROTECT LEDs are on, the M•2600’s (until the other guys “borrow” the idea) and output section has shut down. That, of course, can save precious minutes of your trouble- means you won’t hear anything until you rectify...

  • Page 20: Temp Status

    CONCEIVED, DESIGNED, AND MANUFACTURED BY MACKIE DESIGNS INC • WOODINVILLE WA • 98072 • USA • MADE IN USA • PATENTS PENDING • COPYRIGHT ©1998 • THE FOLLOWING ARE REGISTERED TRADEMARKS OF MACKIE DESIGN INC.: "MACKIE", "FR SERIES", AND THE "RUNNING MAN" FIGURE • 1300 WATTS / CH...

  • Page 21: Power

    What’s that? Why doesn’t the When you shut down your fan just go fast all the time? system, turn off your ampli- Well, if it did, you might actu- fiers first. When powering ally hear it whirring during up, turn on your amplifiers your quiet moments (there last.

  • Page 22: Speaker Outputs

    CONCEIVED, DESIGNED, AND MANUFACTURED BY MACKIE DESIGNS INC • WOODINVILLE WA • 98072 • USA • MADE IN USA • PATENTS PENDING • COPYRIGHT ©1998 • THE FOLLOWING ARE REGISTERED TRADEMARKS OF MACKIE DESIGN INC.: "MACKIE", "FR SERIES", AND THE "RUNNING MAN" FIGURE • 1300 WATTS / CH...

  • Page 23: Input

    Ordinarily, applying a positive When connecting a balanced signal using the voltage to a speaker’s positive XLR or 1/4" jacks, they’re wired as shown, per input and negative voltage to AES (Audio Engineering Society) standards: the negative input results in an outward excursion of the woofer.

  • Page 24: Thru

    To use the THRU outputs, connect your You can connect an unbalanced XLR cable source equipment into the first amp’s INPUTs to the M•2600, although this would be unusual as usual, then patch from that amp’s THRU — as unusual as an unbalanced XLR output. jacks to the next amp’s INPUTs, and so on, However, if you have an unbalanced XLR connection to make, refer to the “Connectors”...

  • Page 25: Crossover Switch

    CROSSOVER SWITCH This three-way switch allows you to set the crossover point of the internal CROSSOVER –5 to either 60Hz, 90Hz or 120Hz. This affects –10 two things: –15 • The THRU output , if the THRU Frequency, Hz is set to LOW OUT or switch Low Cut Filter Frequency Response HIGH OUT.

  • Page 26: Stereo

    CONCEIVED, DESIGNED, AND MANUFACTURED BY MACKIE DESIGNS INC • WOODINVILLE WA • 98072 • USA • MADE IN USA • PATENTS PENDING • COPYRIGHT ©1998 • THE FOLLOWING ARE REGISTERED TRADEMARKS OF MACKIE DESIGN INC.: "MACKIE", "FR SERIES", AND THE "RUNNING MAN" FIGURE • 1300 WATTS / CH...

  • Page 27: Output Application Switch

    OUTPUT APPLICATION SWITCH The LIMITER works independently on each channel. It senses when the amplifier channel The OUTPUT APPLICATION switch should is about to be overdriven and attenuates the be configured before you turn on the amplifier. overall level just enough to keep the signal This switch allows you to choose between three from clipping.

  • Page 28: Low Out (Subwoofer)

    5. Set the AMP MODE to either STEREO, LOW OUT (SUBWOOFER) MONO, or BRIDGED, depending on your Here’s a special surprise: If you bought the application. These three modes operate as M•2600 amplifier to power a subwoofer system, usual with LOW OUT (SUBWOOFER) you just saved yourself the cost of a crossover! activated, except the speakers just get the The M•2600 amp has an active crossover built...

  • Page 29: General Precautions And Considerations

    GENERAL PRECAUTIONS AND CONSIDERATIONS RACK MOUNTING AC POWER CONSIDERATIONS The M•2600 amp requires three rack space Be sure the M•2600 is plugged into an outlet units (3 U = 5.2"). It also requires 16.7" depth that is able to supply the correct voltage speci- inside the rack, including the rear supports.

  • Page 30: Input Wiring

    2-conductor shielded cable. Your Mackie power will be available for cleaner, punchier Dealer can recommend a suitable cable for bass.

  • Page 31: 70V Distribution Systems

    70V DISTRIBUTION SYSTEMS In STEREO, into a nominal 70V system, the A distributed sound system uses a constant- voltage, high-impedance network that feeds a M•2600 output can produce a maximum of 500 number of tapped transformers which, in turn, watts into 8 ohms (equal to 63V). Since this is deliver power to individual speakers.

  • Page 32: Appendix A: Service Information

    Mackie amplifier. sure that there are no strands of wire Of all Mackie products returned for service shorting across the speaker terminals. (which is hardly any at all), many are coded • Is the HOT LED lit? Make sure there is “CND”...

  • Page 33: Repair

    When you call for the RA Bad sound! number, please let Tech Support know if you need new packaging. Mackie is not • Is it loud and distorted? Turn down the responsible for any damage that occurs signal coming from the mixer or signal source.

  • Page 34: Appendix B: Glossary

    Dictionary, by Glenn White; Tech Terms, by Peterson & Oppenheimer; Handbook for A term for a sound mixer, usually a large Sound Engineers, by Glen Ballou; Mackie desk-like mixer. Mixer Book by Rudy Trubitt; and Sound Rein- crest factor forcement Handbook, by Gary Davis.
  • Page 35 referenced to 1 VRMS across any impedance. Commonly used to describe signal levels in Electro Magnetic Interference. This refers to consumer equipment. To convert dBV to dBu, current induced into the signal path as a result add 2.2 dB. of an external magnetic field. In audio systems, this is usually manifested as a 60Hz or 120Hz decibel (dB) hum or buzz.
  • Page 36 eliminates frequencies below its cutoff frequency. Maintaining a good safety ground is always There are also high-cut (low-pass) filters, essential to prevent electrical shock. Follow bandpass filters (which cut both higher and manufacturer’s suggestions and good electrical lower frequencies but leave a band of freq- practices to ensure a safely grounded system.
  • Page 37 Monitor speakers tionships is important to avoid distortion and are also called foldback speakers. In recording, minimize added noise. Mackie input and out- the monitor speakers are those used by the put impedances are designed to work well with production staff to listen to the recording as it the vast majority of audio equipment.
  • Page 38 EQ centered at 10kHz whose –3 dB points In Mackie mixers, the tip is send, ring is re- are 7.5kHz and 12.5kHz has a Q of 2. turn, and sleeve is ground, in accordance with AES standards.

  • Page 39: Appendix C: Connectors

    “XLR” CONNECTORS (output from mixer), ring to signal return (input back into mixer), and sleeve to ground Mackie amplifiers use 3-pin female “XLR” (earth). connectors on each input, with pin 1 wired to • Balanced mono circuits. When wired as a the grounded (earthed) shield, pin 2 wired to balanced connector, a 1⁄4"...
  • Page 40 The connection has been anticipated in the wiring bridged mono connector must not be used with of Mackie jacks. A 1⁄4" TS plug inserted into a any other connection, no speaker wire at- 1⁄4" TRS balanced input, for example, auto-...

  • Page 41: Appendix D: Arcane Mysteries Illuminated

    APPENDIX D: Arcane Mysteries Illuminated Balanced Lines Balanced lines offer increased immunity sleeving on the drain wire (the one that to external noise (specifically, hum and buzz). connects to pin 1) to prevent it from Because a balanced system is able to minimize contacting the connector shell.

  • Page 42: Grounding

    of RF interference and plan for them 2. Avoid using three-phase power lines since before you begin construction. Know the they are usually used for air conditioning frequency, transmitter power, etc. You can and other heavy power equipment. If using get this information by calling the station.
  • Page 43 The best way to accomplish this goal is to MAXIMUM OUTPUT LEVEL optimize the input and output levels for each (M•2600 = 850W/4Ω) component in the system. It is best to start at HEADROOM the beginning of the chain (the microphone) NOMINAL LEVEL (25W/4Ω) and work your way to the end (the speakers).

  • Page 44: Bi- And Tri-Amplification

    PASSIVE TO TWEETER CROSSOVER POWER AMPLIFIER (STEREO MODE) LOW FREQUENCIES TO WOOFER CH 1 CH 1 FROM SIGNAL SOURCE (MACKIE MIXING CONSOLE) – TWO-WAY SPEAKER CABINET – CH 2 CH 2 FROM SIGNAL SOURCE (MACKIE MIXING CONSOLE) HIGH-LEVEL HIGH FREQUENCIES...

  • Page 45: Appendix E: Technical Information

    APPENDIX E: Technical Info DO THE MATH: OHMS, LOADS, AND SUCH Remember: As the load gets “heavier,” its “Parallel” means that the positive amp out- value in ohms goes down. For instance, a put connects to the positive terminals of all the 2-ohm speaker load is twice as “heavy”...

  • Page 46: Specifications

    SPECIFICATIONS M•2600 Rise Time: Maximum Power at 1% THD, midband: < 5µs 500 watts per channel into 8Ω Slew Rate: 850watts per channel into 4Ω 1300 watts per channel into 2Ω Voltage Slew Rate > 60V/µs 1700 watts into 8Ω bridged Current Slew Rate>...
  • Page 47 “Mackie,” “The Running Man,” and “FR Series” are trade- marks or registered trademarks of Mackie Designs Inc. All other brand names mentioned are trademarks or registered trademarks of their respective holders, and are hereby acknowledged.

  • Page 48: Block Diagram

    BLOCK DIAGRAM...

  • Page 49: Typical Performance Graphs

    TYPICAL PERFORMANCE GRAPHS CHANNEL 1 THD AND NOISE vs FREQUENCY CH.1 THD & NOISE vs FREQ. (BOTH CHANNELS DRIVEN) (Channel 2 has the same performance, but it is omitted for clarity). 1000W INTO 2Ω 700W INTO 4Ω 0.01 425W INTO 8Ω 0.001 FREQUENCY (Hz) BRIDGED MONO...

  • Page 50: Performance Graphs

    PERFORMANCE GRAPHS BRIDGED MONO THD AND NOISE vs OUTPUT POWER THD & NOISE OUTPUT POWER INTO 4Ω, BRIDGED MODE @ 20kHz 0.01 @ 1kHz @ 20Hz 0.001 OUTPUT POWER (W) CHANNEL 1 DAMPING FACTOR vs FREQUENCY (Channel 2 has the same performance).

  • Page 51: M•2600 Limited Warranty

    Mackie and Mackie C. Service and repairs of Mackie products are to be Authorized Service Centers may, at their option, performed only at the factory (see D below) OR at an require proof of the original date of purchase in the Authorized Mackie Service Center (see E below).
  • Page 52 ® ™ ® Mackie Designs Inc. Mackie Designs Inc. 16220 Wood-Red Rd. NE • Woodinville, WA 98072 • USA 800/898-3211 • Outside the US: 425/487-4333 Fax: 425/487-4337 • www.mackie.com E-mail: sales@mackie.com...
  • Page 53 OPTIONAL: Comments. (Please! A real genuine Mackoid will read what you write. Your feedback helps us make our products better...) ____________________________________________________________________________________________________________ ____________________________________________________________________________________________________________ ____________________________________________________________________________________________________________ ____________________________________________________________________________________________________________ OPTIONAL: What other products would you like to see Mackie Designs offer? _____________________________________________ ____________________________________________________________________________________________________________ VERY OPTIONAL: How old are you? Under 18...
  • Page 54 NO POSTAGE NECESSARY __________________________ IF MAILED __________________________ IN THE UNITED STATES __________________________ __________________________ BUSINESS REPLY MAIL FIRST-CLASS MAIL PERMIT NO. 11 WOODINVILLE, WA POSTAGE WILL BE PAID BY ADDRESSEE Mackie Designs Inc. 16220 Wood-Red Rd. NE Woodinville, WA 98072 U.S.A.

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