AudioControl LC-1.1500 Quick Start Manual
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AudioControl LC-1.1500 Quick Start Manual

High-power subwoofer amplifier
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Features
•
High Power Mono Subwoofer Amplifier
•
High Current Design
•
1500 Watts @ 2 Ohm
•
MILC™ Maximum Input Level Control (Patent Pending)
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24 dB/Octave Linkwitz-Riley Alignment Crossover
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GTO Signal Sense
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PFM Subsonic Filter
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Line-Level RCA Inputs and Active Speaker-Level Inputs
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Solid One-Piece Aluminum Chassis
•
Optional wired ACR-1 Remote Control for Subwoofer Level
•
AccuBASS® Bass Restoration
•
Filled with home-grown audio goodness
HIGH-POWER SUBWOOFER AMPLIFIER
Quick Start Guide

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Summary of Contents for AudioControl LC-1.1500

  • Page 1 Features • High Power Mono Subwoofer Amplifier • High Current Design • 1500 Watts @ 2 Ohm • MILC™ Maximum Input Level Control (Patent Pending) • 24 dB/Octave Linkwitz-Riley Alignment Crossover • GTO Signal Sense • PFM Subsonic Filter • Line-Level RCA Inputs and Active Speaker-Level Inputs •...

  • Page 2: Important Safety Instructions

    10. Provide +12V and Ground wiring of sufficient size to ensure adequate remove the top panel to access the controls. LC-1.1500 There are no user-serviceable parts inside. Refer current to the amplifier. For the this means 0 to 2 gauge wire.

  • Page 3: Connection Panel Features

    Make sure that you follow the plus and minus polarity 3. Remote Power Input Terminal – This screw terminal connects markings on the LC-1.1500 and match it to the polarity of the to the 12V remote trigger output of some head units. When the speaker wiring.
  • Page 4 8. Speaker-Level Output Terminals – These screw terminals con- nect with speaker wire to the subwoofer, or multiple subwoofers. Make sure that the average combined speaker impedance does not dip below 2 Ohm. The LC-1.1500 has four connections (2 plus and 2 minus). Quick Start Guide...

  • Page 5: Control Panel Features

    16 17 9. Power LED – If you have connected your battery power, vehicle 11. GTO Signal Sense – In the ON position, the LC-1.1500 amplifier ground, and turn-on lead (or GTO signal sensing) correctly, then will turn on gracefully when it detects an incoming audio signal, this light should be green to indicate the power is ON.
  • Page 6 0 degrees (in-phase) or 180 degrees (out of phase). allows you to match the speaker to the appropriate frequency 16. Source Clip LED – The LC-1.1500 amplifier features our MILC™ range. Most manufactures list a recommended crossover fre- (Maximum Input Level Control) patent-pending level-setting cir- quency as part of the speaker specifications.

  • Page 7: Quick Start

    Quick Start 1. It only takes a few steps to get your LC-1.1500 amplifier up and 8. Connect your audio inputs to the unit – either speaker-level or running! line-level RCA… not both. 2. Undo the +12V and Ground connections to the car battery 9.

  • Page 8: Power Connections

    LC-1.1500 amplifier. Head Unit Alternatively, the GTO signal sense feature can be used to gently turn on the LC-1.1500 amplifier when an audio input signal is detected. (The con- nection to the LC-1.1500 remote input terminal is not required when using the GTO signal sense.)
  • Page 9 System #1: Adding a Subwoofer to a Factory Radio using Speaker-Level Inputs Factory Speaker-level Radio output ACR-1 (optional) Subwoofer...
  • Page 10 System #2: Adding a Subwoofer to an Aftermarket Head Unit using Line-Level Inputs Aftermarket Head Unit Line-level outputs ACR-1 (optional) Subwoofer Quick Start Guide...
  • Page 11 The optional AudioControl ACR-1 dash control is a remote level con- trol for your LC-1.1500 amplifier. It may be mounted under the dash using its own enclosure, or through a custom hole in the dash. The level control knob should be within reach of the driver, and in a spot where the LED is plainly visible.

  • Page 12: Specifications

    Specifications All specifications are measured at 14.4 VDC (standard automotive voltage). As technology advances, AudioControl reserves the right to continuously change our specifications, like our Pacific Northwest weather, although we are working on changing that as well. The LC-1.1500 Amplifier...

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