(SECTION THREE: Features continued)

Back Panel Description

See Figures 3 and 4.

The Master Reference Subwoofer back panel provides input and output connections, remote connections, and power. Back panel features and their descriptions follow.

Power

6 Power Switch

Use this switch to power the Master Reference Subwoofer from off to the stand-by mode.

7 AC Input Specification

The Master Reference Subwoofer is designed to be used with 50/60 Hz power lines only.

8 IEC Power Connector

The Master Reference Subwoofer is equipped with a standard female IEC power connector, for use with the provided AC power cord.

Back Panel Remote Connections

9 Krell Link In and Out

The Master Reference Subwoofer is equipped with a Krell Link communications input and output data port. Krell Link allows synchronized remote power on and off of other components with Krell Link, such as Master Reference Amplifiers or Full Power Balanced Stereo or Monaural Amplifiers. See Krell Link, on page 44, for more information.

10 12 VDC In and Out

The Master Reference Subwoofer is equipped with an input that receives and an output that sends 12 VDC power on/off (12 V trigger) signals from and to other Krell components and other devices that incorporate a 12 V trigger. See 12 VDC (12 V Trigger), on page 46, for more information. Also consult the owner’s reference manual of each component used in a custom installation to take full advantage of the remote capabilities of the Master Reference Subwoofer.

11 12 VDC LFE In

The Master Reference Subwoofer is equipped with a 12 VDC (12 V trigger) LFE input. This input allows you to activate low frequency effect using the 12 V trigger setup of another preamplifier or preamp/processor. Both the Krell Home Theater Standard Surround preamp/processor and the Krell Current Tunnel CAST preamplifier have 12 V trigger setups.

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Krell Industries MASTER REFERENCE SUBWOOFER manual Back Panel Description, Power, Back Panel Remote Connections

MASTER REFERENCE SUBWOOFER specifications

Krell Industries has long been synonymous with high-end audio equipment, and their Master Reference Subwoofer is a testament to this legacy of excellence. Designed to deliver an unparalleled listening experience, the Master Reference Subwoofer is engineered to provide deep, powerful bass without compromising clarity or detail.

One of the standout features of the Master Reference Subwoofer is its robust construction. The cabinet is made from high-density materials that minimize resonances and vibrations, ensuring that the purity of the audio signal is maintained. This attention to detail is crucial, as unwanted vibrations can color the sound and detract from the listening experience. The design also includes internal bracing that further enhances stiffness, resulting in a more controlled bass response.

At the heart of the Master Reference Subwoofer is a custom-engineered driver, designed to handle the demands of high-powered audio. With a large diaphragm and a powerful motor system, this driver can reproduce lower frequencies with remarkable accuracy. The subwoofer utilizes a sophisticated suspension system that allows for greater travel while maintaining linearity, resulting in an impressive dynamic range. This means that whether you're listening to the subtle nuances of a classical piece or the thunderous explosions of an action movie, the Master Reference Subwoofer can handle it all with finesse.

Krell's proprietary technologies further enhance the performance of the Master Reference Subwoofer. The subwoofer features advanced digital signal processing (DSP) that allows for precise tuning and customization of the audio output. This ensures that the subwoofer can adapt to different room acoustics and individual preferences, resulting in optimal sound quality in any environment. Moreover, the Room EQ feature automatically analyzes the listening space and adjusts the output accordingly, providing an incredible level of personalization.

Connectivity options on the Master Reference Subwoofer are diverse and versatile, including XLR and RCA inputs, making it compatible with a wide range of audio systems. The intuitive interface allows users to easily navigate through various settings, making setup and adjustment a breeze.

In summary, the Krell Industries Master Reference Subwoofer showcases the company's commitment to audio excellence through its unmatched construction, innovative driver technology, and advanced digital processing capabilities. For audiophiles seeking a subwoofer that delivers not just deep bass, but also accuracy and control, the Master Reference Subwoofer stands out as a premier choice, elevating any listening experience to new heights.