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General| Number of Channels | 2 |
|---|---|
| Total Harmonic Distortion | 0.005% |
| Preamplifier Output | 1 balanced, 1 unbalanced |
| Digital Inputs | 2 coaxial, 2 optical, 1 USB, 1 MCT |
| Home Theater PassThru | Yes |
| Tone Controls | Yes |
| Tone Bypass | Yes |
| Power Output | 350 Watts per channel |
| Frequency Response | 20Hz to 20kHz +0, -0.5dB |
| Dimensions | 17.5" (44.45cm) |
| Damping Factor | 40 |
| Headphone Output | Yes |
| Phono Input | 1 Moving Magnet, 1 Moving Coil |
| Power Requirement | 120V, 60Hz |
| Standby Power Requirement | Less than 0.5 Watt |
| Input Impedance | 20K ohms (unbalanced), 40K ohms (balanced) |
| Preamplifier Inputs | 1 Balanced, 4 Unbalanced |
Expresses gratitude for purchasing the amplifier and encourages familiarization with features.
Provides space for recording serial number and purchase details for future reference.
Details copyright protected technology and licensed technologies used in the MA12000.
Provides essential operational guidance, safety tips, and system connection advice for the MA12000.
Describes pin configurations and usage for various connectors like XLR, Power Control, Data Ports, IR, RS232, and binding posts.
Highlights key technological advancements and capabilities of the MA12000, including power output, protection, and audio processing.
Presents detailed physical measurements of the MA12000 from front, rear, and side views for placement planning.
Guides users on placing the MA12000 on a shelf or custom cabinet, including ventilation and clearance requirements.
Details all input and output connectors on the rear panel, explaining their function and typical connections.
Describes connecting turntables and other unbalanced sources using RCA cables and ground connections.
Details the use of XLR connectors for balanced audio signals and outputting audio to external amplifiers.
Explains the RS232 connection for automation control and specifies cable requirements and settings.
Describes connecting an external IR receiver for remote control operation, including disabling the front sensor.
Instructs on properly connecting the unit to a grounded AC power outlet.
Explains how to use trigger outputs to control other McIntosh components' power states.
Details the Passthru feature for integrating the MA12000 into a multichannel system.
Describes using Data Ports to share remote control data with other McIntosh components.
Discusses headphone amplification, HXD circuit, and headphone output muting and enhancement.
Covers HDMI ARC for audio return and CEC for controlling connected devices.
Explains synchronizing audio/video signals using Lip Sync Mode and delay adjustment.
Details adjusting gain levels for HDMI and Optical inputs to match source volumes.
Explains USB connection requirements, driver installation for Windows, and audio playback capabilities.
Describes connecting digital sources via TOSLINK and RCA coaxial cables and supported audio formats.
Explains the MCT input for decoding SACD/CD signals from external transport components.
Illustrates a practical setup for integrating the MA12000 into a multichannel home theater system using the Passthru feature.
Details the specific steps and jumper configurations required for connecting the MA12000 for bi-amplification.
Explains the procedure for connecting speaker cables to the binding posts using various methods.
Offers guidance on connecting speakers, emphasizing impedance matching and cable size for optimal performance.
Details how to use the supplied HR085 remote control for operating the MA12000 and other McIntosh components.
Explains how to access and adjust various trim functions like Balance and Trim Level using the remote.
Describes how to control audio outputs and power control triggers using the remote control's setup buttons.
Provides a visual reference of the HR085 remote control, detailing the function of each button.
Lists and describes all available trim functions, their default settings, and adjustment ranges.
Describes how the INPUT control selects sources and enters setup/trim modes.
Explains the function of the Left and Right Channel Amplifier Output Meters.
Details how the volume control adjusts listening level and navigates menus.
Details the OUTPUT 1/2 buttons and MUTE button functions.
Explains the function of the STANDBY/ON button for power control.
Describes what information is shown on the front panel display, including source and settings.
Guides users on accessing and navigating the MA12000's setup menu for customization.
Lists the factory default settings for various functions and their available options.
Describes how to check the firmware version of the main circuitry and the digital audio circuitry.
Details how to enable/disable inputs and rename them to match connected components.
Guides on customizing input names up to ten characters for better identification.
Details how to set Outputs 1 and 2 to be switched or unswitched.
Describes the options for muting other outputs when headphones are connected.
Explains how to assign Power Control Triggers to Main, specific inputs, or outputs.
Details how to assign specific data ports to individual input sources for remote control.
Guides on setting up the Passthru mode to allow audio signals to pass through the MA12000.
Explains how to adjust the RS232 communication speed for remote control.
Details selecting between Normal and Alternate remote control codes to avoid interference.
Explains how to enable or disable the front panel IR sensor for external IR receiver use.
Describes the auto power off feature and how to disable it.
Guides on restoring all adjustable settings to their original factory defaults.
Provides steps to reset the unit's microprocessors in case of control malfunction.
Details the procedures for powering the MA12000 on and off using the front panel or remote.
Explains how to choose the audio input source using the front panel or remote control.
Describes how to adjust the listening volume using the front panel or remote control.
Guides on adjusting the listening balance between left and right speakers.
Explains how to activate the built-in equalizer for sound adjustment.
Explains how to adjust input trim levels to match volume across different sources.
Covers selecting phono resistance and capacitance for MC and MM cartridges.
Guides on switching audio sources between stereo and mono modes.
Explains how to switch the front panel meter illumination on or off.
Details the Headphone HXD feature for enhancing headphone listening spatiality and its activation/deactivation.
Guides on adjusting the brightness level of the front panel information display.
Explains how to activate and adjust the equalizer for specific input sources.
Describes how to mute audio outputs and how the display indicates muting.
Details two methods for using an external power amplifier with the MA12000.
Describes how Passthru mode is automatically activated and indicated on the display.
Explains what the front panel display shows for Optical and Coaxial digital inputs.
Details the MA12000's eight equalizer controls and illustrates fundamental frequencies of musical instruments.
Lists detailed technical specifications for the MA12000's preamplifier section, including distortion, response, and impedance.
Lists formats, sample rates, and input signal characteristics for digital audio inputs.
Details power output, impedance, distortion, and response for the power amplifier section.
Covers power control, voltage requirements, overall dimensions, and weight.
Guides on how to pack the unit securely to prevent shipping damage.
Lists all necessary parts and materials for repacking the MA12000.
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