Mode Adjust

Lexicon

LISTENING MODE MENU OPTION & PARAMETER DESCRIPTIONS (continued)

SURROUND DLY

0 to 15ms

Increases the perceived depth of the listening space by delaying the arrival time of signals from the side and rear speakers. It is recom- mended that you increase the setting when a greater sense of depth is desired in the listening space. Available in DPLII MUSIC and DPLIIx MUSIC modes.

SURROUND EX

AUTO, ON, OFF

Controls the THX Surround EX decoding feature, which can be used to extract a rear channel from 5.1-channel Dolby Digital sources. When ON is selected, THX Surround EX decoding is engaged for all

5.1-channel Dolby Digital sources. When OFF is selected, THX Surround EX decoding is not engaged for all 5.1-channel Dolby Digital sources. Available in THX ULTRA2, THX SurEX, and THX modes.

When AUTO is selected, THX Surround EX decoding is engaged when a flagged 5.1-channel Dolby Digital source with THX Surround EX encoding is detected. THX Surround EX decoding is not engaged when a non-flagged 5.1-channel Dolby Digital source with or without THX Surround EX encoding is detected.

Note:

The MC-12 cannot automatically detect THX Surround EX encoding in non-flagged 5.1-channel Dolby Digital sources. A non-flagged input source does not include information in the input signal that identifies THX Surround EX encoding.

THX Surround EX listening modes are available when Dolby Digital Surround EX decoding is engaged. THX or THX ULTRA2 listening modes are available when THX Surround EX decoding is not engaged. Refer to the 5.1 THX ULTRA2, 5.1 THX SurEX, & 5.1 THX listening mode descriptions that begin on page 5-18,the DTS THX ULTRA2 & DTS-ES THX listening mode descriptions that begin on

page 5-26,or the 5.1a THX ULTRA2, 5.1a THX SurEX, & 5.1a THX listening mode descriptions that begin on page 5-29for more information.

Note the following:

•The SURROUND EX parameter AUTO setting is not available for the 5.1a THX listening modes.

•Toggling the SURROUND EX parameter setting produces low level clicks in the front speakers.

•THX Surround EX decoding cannot be engaged unless both side and rear speakers are present.

•When the Shift command bank is activated, pressing the remote control THX button while a 5.1-channel Dolby Digital source is present activates the 5.1 THX ULTRA2, 5.1 THX SurEX, or 5.1 THX listening mode. Subsequent presses adjust the SURROUND EX parameter, cycling through the AUTO, ON, and OFF settings.

•When the Shift command bank is activated, pressing the remote control THX button while a 5.1-channel analog source is present activates the 5.1a THX ULTRA2, 5.1a THX SurEX, or 5.1a THX listening mode. Subsequent presses toggle the SURROUND EX parameter between the ON and OFF settings.

SURROUND MIX

-5 to +5dB

Controls the relative level of surround channel information sent to the audio output connectors labeled Front L/R. It is recommended that you set this parameter to +2dB or +3dB for all input sources. Available in 5.1 2-CHANNEL, DTS (ES) 2-CHAN, and 5.1a 2-CHANNEL modes.

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Lexicon MC-12 manual Surround DLY, Surround EX, Surround MIX
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MC-12 specifications

The Lexicon MC-12 is a high-end home theater processor that has garnered admiration for its impressive performance and advanced features. Designed for audiophiles and home theater enthusiasts, the MC-12 combines cutting-edge technologies with user-centric design to create an unparalleled listening experience.

One of the standout features of the MC-12 is its analog bypass mode, which allows pure analog signals to pass through without digital processing. This feature is particularly appealing to users who prefer the warmth and richness of analog sound. The processor also boasts a 24-bit/192 kHz digital-to-analog converter (DAC), ensuring that audio playback is both high-fidelity and precise.

Equipped with a range of surround sound formats, including Dolby Digital, DTS, and THX, the MC-12 provides an immersive audio experience. It supports multiple channels, delivering up to 7.1 surround sound, making it ideal for cinema-style setups. The processor also features Lexicon's proprietary Logic 7 processing, which enhances stereo and discrete surround signals for a more enveloping soundstage.

The MC-12 features customizable room acoustic settings that allow users to tailor the audio output to their specific environment. An integrated automatic calibration system uses sophisticated algorithms to analyze room acoustics and adjust speaker settings accordingly. This optimization ensures that users achieve the best possible sound quality, regardless of their room’s dimensions or layout.

Connectivity is another strong point of the MC-12. It comes with multiple inputs, including HDMI, coaxial, optical, and balanced inputs, allowing users to connect a variety of audio and video sources. Additionally, the processor includes both analog and digital outputs, ensuring compatibility with a multitude of external devices.

The Lexicon MC-12 also features a user-friendly interface, allowing for easy navigation and control. Its ergonomic design includes a sleek front panel and a backlit remote control, enhancing the overall user experience.

In summary, the Lexicon MC-12 stands out as a premium choice for audiophiles seeking exceptional sound quality and advanced features. Its combination of analog and digital processing, multiple surround sound formats, room calibration technology, and extensive connectivity options make it a versatile and powerful home theater processor. Whether for casual listening or serious cinephile pursuits, the MC-12 promises to deliver a captivating audio experience.
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