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B1-19/B1-30
POWERED
SUBWOOFER

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Table of Contents
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Summarization of Contents

Safety and Warning Information
General Safety Precautions
Covers electric shock, opening unit, and general warnings for safe operation.
Environmental and Usage Warnings
Warns against moisture, rain, and improper plug usage to prevent hazards.
Application and Feature List
Product Features Overview
Details the key features, design, and performance aspects of the AMC B1-19/B1-30 subwoofer.
Unpacking and Initial Setup
Provides guidance on safely unpacking the subwoofer and initial preparation before use.
Rear Panel Connections and Controls
Rear Panel Layout
Identifies the primary connection ports and control knobs on the rear of the subwoofer.
AC Line Cord Connection
Instructions for connecting the power cord to the unit and mains outlet.
Power Switch and Standby
Explains the operation of the power switch and the automatic standby function.
Control Knob Functions
Introduces the Level, Low Pass, and Phase controls for sound adjustment.
Control Adjustments
Low Pass Filter Adjustment
Sets the upper frequency limit for the subwoofer's output, adjustable from 40Hz to 180Hz.
Phase Adjustment
Allows continuous adjustment of phase shift from 0 to 180 degrees to optimize sound.
Level Adjustment
Controls the subwoofer's volume to match the satellite speakers.
Input/Output Connections
Connecting to Speaker Terminals
Details how to connect the subwoofer to amplifier speaker terminals using high-level inputs/outputs.
Connecting to Pre Out or Subwoofer Out
Explains connecting the subwoofer via pre-out or subwoofer-out terminals for flexible integration.
Specifications
Frequency Response and Sensitivity
Specifies the operating frequency range and sound pressure level.
Amplifier Section Details
Outlines power output, distortion, current, and signal-to-noise ratio.
Acoustic Design and Dimensions
Covers woofer type, internal volume, design type, and physical size.
Weight, Finish, and Features
Lists product weight, available finishes, and key features like connectivity and clipping.
Safety Instructions
General Safety Guidelines
Covers reading instructions, retaining them, heeding warnings, and following procedures.
Installation and Usage Precautions
Includes water, ventilation, heat, power sources, and mounting guidelines.
Power Cord and Cleaning
Addresses power cord routing, protection, and appliance cleaning recommendations.
Servicing and Damage Handling
Details user servicing limitations, damage requiring professional attention, and object/liquid entry prevention.
Specific System Warnings
Includes warnings related to carts, power lines, and antenna grounding.

Table of Contents