Reference Manual
Page 13
... to a larger console. This symbol indicates that this information is a high-quality, rack-mountable 12-input, stereo output audio mixer. Multimix 12R Reference Manual 3 Introduction INTRODUCTION The Alesis Multimix 12R Microphone Preamplifier/Mixer The Alesis Multimix 12R is vital when operating the Multimix 12R. To find what you get the most out of applications from it can be used in a wide variety of...
... to a larger console. This symbol indicates that this information is a high-quality, rack-mountable 12-input, stereo output audio mixer. Multimix 12R Reference Manual 3 Introduction INTRODUCTION The Alesis Multimix 12R Microphone Preamplifier/Mixer The Alesis Multimix 12R is vital when operating the Multimix 12R. To find what you get the most out of applications from it can be used in a wide variety of...
Reference Manual
Page 15
... other balanced units, AC ground potentials will not affect the audio. Installation INSTALLATION Unpacking The Multimix 12R box should contain: 1. Connect the Multimix 12R to other devices in the system are properly grounded themselves. The Multimix 12R features balanced inputs and outputs, so if it is removable. The mixer itself 2. The AC cable is properly connected to the...
... other balanced units, AC ground potentials will not affect the audio. Installation INSTALLATION Unpacking The Multimix 12R box should contain: 1. Connect the Multimix 12R to other devices in the system are properly grounded themselves. The Multimix 12R features balanced inputs and outputs, so if it is removable. The mixer itself 2. The AC cable is properly connected to the...
Reference Manual
Page 16
... power The Multimix 12R's internal power supply is designed to filter out most audio equipment) if it is still good practice to a live amplifier. However, it is mounted into metal rack rails, the chassis ground of the Multimix 12R. A power indicator is on or off while the Multimix 12R is not shared... be connected together by the rail. The mixer may be used on the back panel. To avoid scratching a tabletop surface, apply rubber or felt feet to install nonconductive rack screws and washers on the Multimix 12R or other . Mounting The Multimix 12R may also be rack mounted in the rack...
... power The Multimix 12R's internal power supply is designed to filter out most audio equipment) if it is still good practice to a live amplifier. However, it is mounted into metal rack rails, the chassis ground of the Multimix 12R. A power indicator is on or off while the Multimix 12R is not shared... be connected together by the rail. The mixer may be used on the back panel. To avoid scratching a tabletop surface, apply rubber or felt feet to install nonconductive rack screws and washers on the Multimix 12R or other . Mounting The Multimix 12R may also be rack mounted in the rack...
Reference Manual
Page 17
... are low-capacitance shielded cables with AC power cords. • Avoid running audio cables, or placing the Multimix 12R itself . Route cables in your system correctly by observing the following precautions: • Do not bundle audio cables with a stranded (not solid) internal conductor and a low-resistance shield... on, make sure the channel fader and [TRIM] are turned all connections to the mixer first. If something goes wrong, check the cable and its connection to the Multimix 12R with isopropyl alcohol or other equipment. Although quality cables cost more, they can compress the...
... are low-capacitance shielded cables with AC power cords. • Avoid running audio cables, or placing the Multimix 12R itself . Route cables in your system correctly by observing the following precautions: • Do not bundle audio cables with a stranded (not solid) internal conductor and a low-resistance shield... on, make sure the channel fader and [TRIM] are turned all connections to the mixer first. If something goes wrong, check the cable and its connection to the Multimix 12R with isopropyl alcohol or other equipment. Although quality cables cost more, they can compress the...
Reference Manual
Page 43
...), it's usually safe to run the system (and particularly the mixer) so that can occur if a piece of your system, since the Multimix 12R generates much power (except for stray buzzes as suggested above, the noise of the mixer itself will be a significant factor in the noise level of equipment...minimum. ❿ KEEP ALL ELECTRONICS OF THE SOUND SYSTEM ON THE SAME AC ELECTRICAL CIRCUIT. If it 's your system there. ❡ KEEP AUDIO WIRING AS FAR AWAY FROM AC WIRING AS POSSIBLE. Most 60-cycle hums happen because different components of a sound system are some basic techniques that...
...), it's usually safe to run the system (and particularly the mixer) so that can occur if a piece of your system, since the Multimix 12R generates much power (except for stray buzzes as suggested above, the noise of the mixer itself will be a significant factor in the noise level of equipment...minimum. ❿ KEEP ALL ELECTRONICS OF THE SOUND SYSTEM ON THE SAME AC ELECTRICAL CIRCUIT. If it 's your system there. ❡ KEEP AUDIO WIRING AS FAR AWAY FROM AC WIRING AS POSSIBLE. Most 60-cycle hums happen because different components of a sound system are some basic techniques that...
Reference Manual
Page 44
...shock, never defeat the safety ground found . C) Make sure that the Multimix 12R is found on a different AC power panel, it around in good working order. D) Keep all outboard devices and tape machines except for the mixer and control room monitor power amp. Signal ground is mounted in a metal... providing the shield ground on telescoping shields, which in proper studio grounding techniques. If these basic experiments don't uncover the source of the audio cables are connecting to disconnect (or "float") the shield at a time. If possible, flip the polarity of the plug of each ...
...shock, never defeat the safety ground found . C) Make sure that the Multimix 12R is found on a different AC power panel, it around in good working order. D) Keep all outboard devices and tape machines except for the mixer and control room monitor power amp. Signal ground is mounted in a metal... providing the shield ground on telescoping shields, which in proper studio grounding techniques. If these basic experiments don't uncover the source of the audio cables are connecting to disconnect (or "float") the shield at a time. If possible, flip the polarity of the plug of each ...
Reference Manual
Page 51
... low and Stereo device up full. No audio is heard Monitor switch is up and reduce Aux Return on mixer Aux Return level on is set Set switch to "MSTR" from PHONES or to POWER) Multimix 12R Reference Manual 41 device that the power not...contacting Alesis Product Support or your dealer for assistance. MONITOR output. channel. Microphone requires Turn PHANTOM phantom power. mixer. MIC IN and LINE IN Unplug one of effect noisy. high. Specifications TROUBLESHOOTING Troubleshooting Index If you experience problems while operating the Multimix 12R, please...
... low and Stereo device up full. No audio is heard Monitor switch is up and reduce Aux Return on mixer Aux Return level on is set Set switch to "MSTR" from PHONES or to POWER) Multimix 12R Reference Manual 41 device that the power not...contacting Alesis Product Support or your dealer for assistance. MONITOR output. channel. Microphone requires Turn PHANTOM phantom power. mixer. MIC IN and LINE IN Unplug one of effect noisy. high. Specifications TROUBLESHOOTING Troubleshooting Index If you experience problems while operating the Multimix 12R, please...
Reference Manual
Page 52
A microphone cable has a small short or break. Crackling sounds. Unplug the microphone cables from output. Ground loop, unshielded cables. Dirty or corroding connections on back of mixer. No meter, although Monitor switch is set audio is found, and replace it. Specifications Hum or noise from the mixer until the noisy one is heard through to "MSTR" Unplug and replug connectors several times, clean plugs. Try plugging the unit into another power jack or different audio cables. Set switch to "TAPE" main outputs.
A microphone cable has a small short or break. Crackling sounds. Unplug the microphone cables from output. Ground loop, unshielded cables. Dirty or corroding connections on back of mixer. No meter, although Monitor switch is set audio is found, and replace it. Specifications Hum or noise from the mixer until the noisy one is heard through to "MSTR" Unplug and replug connectors several times, clean plugs. Try plugging the unit into another power jack or different audio cables. Set switch to "TAPE" main outputs.