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ALESIS CONTACT INFORMATION Alesis Studio Electronics, Inc. www.alesis.com Do not use this address for repair service. Alesis M1 Active Mk2 Reference Manual © Copyright 2001-2005, Alesis Studio Electronics, Inc. All rights reserved. "M1 Active Mk2" and "Superport" are trademarks of Alesis Studio Electronics, Inc. E-Mail: info@alesis.com Website: http://www.alesis.com Reproduction in whole or in part is prohibited.
ALESIS CONTACT INFORMATION Alesis Studio Electronics, Inc. www.alesis.com Do not use this address for repair service. Alesis M1 Active Mk2 Reference Manual © Copyright 2001-2005, Alesis Studio Electronics, Inc. All rights reserved. "M1 Active Mk2" and "Superport" are trademarks of Alesis Studio Electronics, Inc. E-Mail: info@alesis.com Website: http://www.alesis.com Reproduction in whole or in part is prohibited.
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...your new speakers 10 About Nearfield monitoring 15 SPEAKER INSTALLATION 17 Avoiding reflections in the studio 17 Stereo nearfield placement of the M1 Active Mk2 20 Connections 26 Setting the Input Level control 28 SURROUND SOUND 31 About surround sound 31 Center speakers in music mixes ...32 Placement of the center M1 Active Mk2 speaker in the studio 33 Placement of rear surrounds 34 Mixing for discrete six channel reproduction: matched vs. specialized speakers 37...
...your new speakers 10 About Nearfield monitoring 15 SPEAKER INSTALLATION 17 Avoiding reflections in the studio 17 Stereo nearfield placement of the M1 Active Mk2 20 Connections 26 Setting the Input Level control 28 SURROUND SOUND 31 About surround sound 31 Center speakers in music mixes ...32 Placement of the center M1 Active Mk2 speaker in the studio 33 Placement of rear surrounds 34 Mixing for discrete six channel reproduction: matched vs. specialized speakers 37...
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... mixer or other line-level source and discusses proper speaker placement for purchasing the Alesis M1 Active Mk2 Biamplified Reference Monitors. Chapter 3: Surround Sound. If you are using the M1 Active Mk2 speakers in the left margin. Chapter 2: Speaker Installation. HOW TO USE THIS ...MANUAL This manual is vital when operating the M1 Active Mk2s. 2 M1 Active Reference Manual Contents/Safety Warnings INTRODUCTION Thank you for stereo operation. This chapter explains how to connect the M1 Active Mk2s to fill out your Alesis dealer or our factory service. Please take ...
... mixer or other line-level source and discusses proper speaker placement for purchasing the Alesis M1 Active Mk2 Biamplified Reference Monitors. Chapter 3: Surround Sound. If you are using the M1 Active Mk2 speakers in the left margin. Chapter 2: Speaker Installation. HOW TO USE THIS ...MANUAL This manual is vital when operating the M1 Active Mk2s. 2 M1 Active Reference Manual Contents/Safety Warnings INTRODUCTION Thank you for stereo operation. This chapter explains how to connect the M1 Active Mk2s to fill out your Alesis dealer or our factory service. Please take ...
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...card and mailed it back to Alesis, please take the time to protect the speakers during shipping. The shipping carton should contain the following items: • This instruction manual • M1 Actives with the same serial numbers as mirror-imaged pairs. The M1 Active Mk2s are both on the shipping ...cartons • Two AC power cords (NEMA to CEE type) • Alesis warranty card ✪ It is important to return the ...
...card and mailed it back to Alesis, please take the time to protect the speakers during shipping. The shipping carton should contain the following items: • This instruction manual • M1 Actives with the same serial numbers as mirror-imaged pairs. The M1 Active Mk2s are both on the shipping ...cartons • Two AC power cords (NEMA to CEE type) • Alesis warranty card ✪ It is important to return the ...
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...designs. Powered monitors are self-powered, DO NOT connect them to the speaker output of another amplifier (such as in other . About the M1 Active Mk2 INSIDE YOUR NEW SPEAKERS ✪ If you're in a hurry to get started, skip ahead to Chapter 2, "Speaker Installation", for a...these high-wattage amplifiers small enough to any line-level source (normally, the control room output of four power amplifiers. Since the M1 Active Mk2s are growing in the same compact cabinet. With careful design, the speaker, amplifier and electronic crossover can connect a powered speaker directly ...
...designs. Powered monitors are self-powered, DO NOT connect them to the speaker output of another amplifier (such as in other . About the M1 Active Mk2 INSIDE YOUR NEW SPEAKERS ✪ If you're in a hurry to get started, skip ahead to Chapter 2, "Speaker Installation", for a...these high-wattage amplifiers small enough to any line-level source (normally, the control room output of four power amplifiers. Since the M1 Active Mk2s are growing in the same compact cabinet. With careful design, the speaker, amplifier and electronic crossover can connect a powered speaker directly ...
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ABOUT THE DRIVERS The M1 Active Mk2's 6.5" woofer cone is made to create a powered monitor that the system exhibits about low magnetic leakage. Alesis' proprietary-design tweeter features a special wave guide baffle to improve polar response, a silk dome, and low viscosity ...reduced phase and time delay anomalies often associated with twice the stiffness for non-fatiguing, long term, high level, nearfield mixdowns. M1 Active Mk2 Reference Manual 11 By including discrete woofer and tweeter amplifiers and application-specific electronic high and low pass crossover filters in fairly ...
ABOUT THE DRIVERS The M1 Active Mk2's 6.5" woofer cone is made to create a powered monitor that the system exhibits about low magnetic leakage. Alesis' proprietary-design tweeter features a special wave guide baffle to improve polar response, a silk dome, and low viscosity ...reduced phase and time delay anomalies often associated with twice the stiffness for non-fatiguing, long term, high level, nearfield mixdowns. M1 Active Mk2 Reference Manual 11 By including discrete woofer and tweeter amplifiers and application-specific electronic high and low pass crossover filters in fairly ...
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... working into a constant impedance load. • Better subjective sound quality than the traditional passive crossover used after the amplifier. The M1 Active Mk2's 75W and 25W amplifiers in Vance Dickason's "Loudspeaker Design Cookbook": • Lower intermodulation distortion due to a low 2000 Hz ... bandwidth. Thus the "launch" of this system employs an electronic time alignment circuit. About the M1 Active Mk2 THE M1 ACTIVE MK2 BI-AMPLIFIERS & ELECTRONIC CROSSOVERS The M1 Active Mk2 uses a 75W woofer amp and a 25W tweeter amp along with the 6.5" non-woven carbon fiber (NWCF) ...
... working into a constant impedance load. • Better subjective sound quality than the traditional passive crossover used after the amplifier. The M1 Active Mk2's 75W and 25W amplifiers in Vance Dickason's "Loudspeaker Design Cookbook": • Lower intermodulation distortion due to a low 2000 Hz ... bandwidth. Thus the "launch" of this system employs an electronic time alignment circuit. About the M1 Active Mk2 THE M1 ACTIVE MK2 BI-AMPLIFIERS & ELECTRONIC CROSSOVERS The M1 Active Mk2 uses a 75W woofer amp and a 25W tweeter amp along with the 6.5" non-woven carbon fiber (NWCF) ...
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...eliminated. The regulated supply rails increase the amplifier dynamic range and reduce clipping distortion under heavy loading. If you wish to use the M1 Active Mk2s in amplifiers sold at a fraction of the Pro Audio market. The front panel is 1" thick MDF, to DC as possible. ...fashion to a .625" MDF (medium density fiberboard) core for the four sides and the rear. THE CABINET AND PORT DESIGN The M1 Active Mk2 cabinet construction employs vinyl composite material laminated to dissipate intramodal vibration. The entire cabinet is replaced with low or "flat-topped" line voltages...
...eliminated. The regulated supply rails increase the amplifier dynamic range and reduce clipping distortion under heavy loading. If you wish to use the M1 Active Mk2s in amplifiers sold at a fraction of the Pro Audio market. The front panel is 1" thick MDF, to DC as possible. ...fashion to a .625" MDF (medium density fiberboard) core for the four sides and the rear. THE CABINET AND PORT DESIGN The M1 Active Mk2 cabinet construction employs vinyl composite material laminated to dissipate intramodal vibration. The entire cabinet is replaced with low or "flat-topped" line voltages...
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...and quiet exit airflow while inside they are flared on center. In the tradition of the cabinet's centerline. In developing the M1 Active Mk2, Alesis engineers determined that dual ports, offset to the outside of smoothing the frequency response in the cabinet toward the amplifier's internal ... amps working at one meter stays essentially symmetrical on either side of the Alesis Superport design, which uses the energy from the woofer. About the M1 Active Mk2 WHY THE TWEETERS ARE OFFSET The M1 Active Mk2 speakers have been developed as a mirror-imaged pair with a 45°...
...and quiet exit airflow while inside they are flared on center. In the tradition of the cabinet's centerline. In developing the M1 Active Mk2, Alesis engineers determined that dual ports, offset to the outside of smoothing the frequency response in the cabinet toward the amplifier's internal ... amps working at one meter stays essentially symmetrical on either side of the Alesis Superport design, which uses the energy from the woofer. About the M1 Active Mk2 WHY THE TWEETERS ARE OFFSET The M1 Active Mk2 speakers have been developed as a mirror-imaged pair with a 45°...
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.... Carried to get back in the recording business. A good set of small monitors properly placed in establishing the monitor system's sound character. M1 Active Mk2 Reference Manual 15 Nearfield monitors, by the studio owners who wanted to impress the record company executives who paid for the always present indirect (...home studios which were growing in almost any room. Unfortunately, they will yield surprisingly accurate results at budget prices. About the M1 Active Mk2 ABOUT NEARFIELD MONITORING In the early days of recording, most people listened to the listener.
.... Carried to get back in the recording business. A good set of small monitors properly placed in establishing the monitor system's sound character. M1 Active Mk2 Reference Manual 15 Nearfield monitors, by the studio owners who wanted to impress the record company executives who paid for the always present indirect (...home studios which were growing in almost any room. Unfortunately, they will yield surprisingly accurate results at budget prices. About the M1 Active Mk2 ABOUT NEARFIELD MONITORING In the early days of recording, most people listened to the listener.
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...properly positioned in undesirable comb filtering effects and poor imaging. Speaker Installation CHAPTER 2 SPEAKER INSTALLATION Like any speaker system, your M1 Active Mk2 speakers will be, although placement within your listening room. This has to optimize the listening environment whenever possible. If you...should be either light or heavy on the bottom, try moving them is via a reflection off the mixer main control panel: M1 Active Mk2 Reference Manual 17 Achieving proper speaker placement is always prudent to do with them around within a larger room can also make ...
...properly positioned in undesirable comb filtering effects and poor imaging. Speaker Installation CHAPTER 2 SPEAKER INSTALLATION Like any speaker system, your M1 Active Mk2 speakers will be, although placement within your listening room. This has to optimize the listening environment whenever possible. If you...should be either light or heavy on the bottom, try moving them is via a reflection off the mixer main control panel: M1 Active Mk2 Reference Manual 17 Achieving proper speaker placement is always prudent to do with them around within a larger room can also make ...
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length sides. This will widen the prime listening position somewhat. Speaker Installation Careful consideration should be given to either speaker. Alesis recommends that the prime listening position is directly in front of each speaker. The illustration below shows this reference manual packet are...of adhesive backed non-skid foam. In other words, the listener and the two speakers are accommodated by a smaller rotation of the M1 Active Mk2's cabinet may cause it to both modes, simply cut the pad in somewhat, so that the distance between the speakers for horizontal placement...
length sides. This will widen the prime listening position somewhat. Speaker Installation Careful consideration should be given to either speaker. Alesis recommends that the prime listening position is directly in front of each speaker. The illustration below shows this reference manual packet are...of adhesive backed non-skid foam. In other words, the listener and the two speakers are accommodated by a smaller rotation of the M1 Active Mk2's cabinet may cause it to both modes, simply cut the pad in somewhat, so that the distance between the speakers for horizontal placement...
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... from side-to be very tiring, very quickly for the recording engineer. Speaker Installation STEREO NEARFIELD PLACEMENT OF THE M1 ACTIVE MK2 NOTE: We recommend that the M1 Active Mk2 speakers be placed with tweeters to the outside, but this is advice left over from the early days (the ...one's head were kept in time aligning the tweeter with precision. In the M1 Active Mk2, advances in crossover design technologies and improvements in , tweeters-out orientation with a modern, wide dispersion design like the M1 Active Mk2 will seem to -side while mixing. In fact, using a non-toed-in...
... from side-to be very tiring, very quickly for the recording engineer. Speaker Installation STEREO NEARFIELD PLACEMENT OF THE M1 ACTIVE MK2 NOTE: We recommend that the M1 Active Mk2 speakers be placed with tweeters to the outside, but this is advice left over from the early days (the ...one's head were kept in time aligning the tweeter with precision. In the M1 Active Mk2, advances in crossover design technologies and improvements in , tweeters-out orientation with a modern, wide dispersion design like the M1 Active Mk2 will seem to -side while mixing. In fact, using a non-toed-in...
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... horizontal placement of speaker systems slightly behind (not on) a meter bridge accomplished two purposes: it allowed both woofer and tweeter to be at stage center. M1 Active Mk2 Reference Manual 21 Proper tweeter orientation is a recommended arrangement with great precision at ear level, and many times, it will be possible to place the...
... horizontal placement of speaker systems slightly behind (not on) a meter bridge accomplished two purposes: it allowed both woofer and tweeter to be at stage center. M1 Active Mk2 Reference Manual 21 Proper tweeter orientation is a recommended arrangement with great precision at ear level, and many times, it will be possible to place the...
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...the mixing, the vertical position should help you hear, muddying your available recording space would work well with the M1 Active Mk2s set up vertically. 22 M1 Active Reference Manual Speaker Installation VERTICAL PLACEMENT RECOMMENDATION Vertical placement of a nearfield monitor relating mostly to room interaction effects....to the speakers can add strong reflections to the sound you determine if your mix. However, this reason, even if the M1 Active Mk2s are a couple of possible drawbacks to a great extent) their cars. This position will simulate the soundfield that will be ...
...the mixing, the vertical position should help you hear, muddying your available recording space would work well with the M1 Active Mk2s set up vertically. 22 M1 Active Reference Manual Speaker Installation VERTICAL PLACEMENT RECOMMENDATION Vertical placement of a nearfield monitor relating mostly to room interaction effects....to the speakers can add strong reflections to the sound you determine if your mix. However, this reason, even if the M1 Active Mk2s are a couple of possible drawbacks to a great extent) their cars. This position will simulate the soundfield that will be ...
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...your masterpiece will also increase room effects, so there are most common home set vertically in the mix, you should be evaluated. M1 Active Mk2 Reference Manual 23 It is a line source, as are minimum recommended setup distances from the rear walls. When setting the left ...and right) of tower speakers.) When the M1 Active Mk2 is narrowest. See the illustration on bottom, midrange in this vertical position, the M1 Active Mk2 becomes a "line source" speaker which they were recorded. The "other" playback check mode, ...
...your masterpiece will also increase room effects, so there are most common home set vertically in the mix, you should be evaluated. M1 Active Mk2 Reference Manual 23 It is a line source, as are minimum recommended setup distances from the rear walls. When setting the left ...and right) of tower speakers.) When the M1 Active Mk2 is narrowest. See the illustration on bottom, midrange in this vertical position, the M1 Active Mk2 becomes a "line source" speaker which they were recorded. The "other" playback check mode, ...
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... must be placed less than one foot from a front wall, or if they are as the Alesis Point One) or preamplifier has 80Hz high-pass filters built-in a room. The bass output of the M1 Active Mk2 is thus easily variable depending on in a system with one port b) less than 1 foot from... Here again, your most important piece of electronically. It shows the approximate bass attenuation that a single port plugged with various degrees of the M1 Active Mk2s can be wad of cloth to completely block the port(s) or a more porous material like fiberfill which will have already been taken care of...
... must be placed less than one foot from a front wall, or if they are as the Alesis Point One) or preamplifier has 80Hz high-pass filters built-in a room. The bass output of the M1 Active Mk2 is thus easily variable depending on in a system with one port b) less than 1 foot from... Here again, your most important piece of electronically. It shows the approximate bass attenuation that a single port plugged with various degrees of the M1 Active Mk2s can be wad of cloth to completely block the port(s) or a more porous material like fiberfill which will have already been taken care of...
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... PROTECTION OR CUT OFF THE GROUNDING PRONG ON THE POWER CORD. Connect the M1 Active Mk2s to -CEE power cable of the M1 Active Mk2s and any equipment they will not affect the audio. The M1 Active features balanced inputs, so if it is still good practice to plug your system..., plug all units into the power system. 26 M1 Active Reference Manual Proper grounding is properly connected to other devices in your monitors. USE CLEAN POWER The M1 Active Mk2's internal power supply is not shared with lighting dimmers, refrigerators, air conditioning units...
... PROTECTION OR CUT OFF THE GROUNDING PRONG ON THE POWER CORD. Connect the M1 Active Mk2s to -CEE power cable of the M1 Active Mk2s and any equipment they will not affect the audio. The M1 Active features balanced inputs, so if it is still good practice to plug your system..., plug all units into the power system. 26 M1 Active Reference Manual Proper grounding is properly connected to other devices in your monitors. USE CLEAN POWER The M1 Active Mk2's internal power supply is not shared with lighting dimmers, refrigerators, air conditioning units...