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QSC K series User Manual

QSC K series
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K Series
User Manual
K8 105° 1000 W active 8" (200 mm) 2-way loudspeaker system
K10 90° 1000 W active 10" (250 mm) 2-way loudspeaker system
K12 71000 W active 12" (300 mm) 2-way loudspeaker system
KSub Dual 12" (300 mm) 1000 W active 4th-order bandpass subwoofer system
*TD-000280-00-B*
TD-000280-00-B

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QSC K series Specifications

General IconGeneral
SeriesK Series
TypePowered Loudspeaker
Woofer Size8" (K8), 10" (K10), 12" (K12)
Tweeter Size1.4"
Input ConnectorsXLR
Output ConnectorsXLR
Max SPL132dB (K12)

Summary

K Series Loudspeaker Systems

Product Overview and Lineup

Details the K8, K10, K12 loudspeakers and KSub subwoofer models.

Important Safety Precautions

General Safety Warnings and Symbols

Explains critical safety symbols and provides numbered safety instructions for operation.

Product Information

3 Year Limited Warranty Details

Outlines QSC's 3-year limited warranty terms for products sold in the USA.

FCC Compliance Statement

Provides information on FCC rules and potential radio frequency interference.

Package Contents

Lists items included with K8, K10, K12, and KSub loudspeaker systems.

K8 and K10 Features

K8 Features Overview

Details the features of the K8 loudspeaker, including enclosure, grille, and mounting points.

K10 Features Overview

Details the features of the K10 loudspeaker, including enclosure, grille, and mounting points.

K12 and KSub Features

K12 Features Overview

Details the features of the K12 loudspeaker, including enclosure, grille, and mounting points.

KSub Features Overview

Details the features of the KSub subwoofer, including enclosure, port, and casters.

Applications and Usage

Portable Reinforcement Uses

Describes various uses for K Series in live sound reinforcement and as floor monitors.

Mounting and Subwoofer Integration

Explains pole mounting, suspension, and pairing K Series with the KSub.

Installation and Deployment

Rigging Safety and Pole Mounting

Provides safety guidelines for rigging and specific pole length limits when used with KSub.

Recommended Deployment Scenarios

Illustrates recommended placements for K8, K10, K12 with KSub on poles.

Installation Details

Suspension Points and Cooling

Details integrated suspension points and cooling requirements for installed applications.

Power and Operation

AC Power Connection and Disconnection

Instructions for connecting and disconnecting AC power using IEC sockets and V-LOCK cords.

Power Switch and LED Indicators

Explains the function of the power switch and various LED status indicators.

System Power Sequencing

Guidelines for proper power-on and power-off sequencing to avoid audio artifacts.

Input Connections (K8, K10, K12)

Channel A Input Options

Details MIC/Line input via XLR/1/4" jack, MIC/LINE selector, and gain control.

Channel B Input Options

Details Line Level input via XLR/1/4" jack and RCA jacks, and gain control.

Input Connections (KSub)

Connector Types and Polarity

Explains balanced and unbalanced input connectors and proper wiring.

KSub Signal Input Handling

Describes line level inputs for Channel A/B, signal summing, gain, and signal LED.

Output Connections

K8/K10/K12 Direct and Mixed Outputs

Details direct XLR outputs and the post-gain mixed line output with warnings.

KSub Discrete Direct Outputs

Describes discrete direct XLR outputs for Channel A and Channel B.

DSP and EQ Features

Proprietary DSP Functions Explained

Covers Excursion Limiting, DEEP, and Intrinsic Correction DSP technologies.

Low-Frequency EQ Adjustments

Explains NORM, EXT SUB, and DEEP settings for low-frequency response.

High-Frequency EQ Adjustments

Details FLAT and VOCAL BOOST settings for high-frequency response.

Advanced Features and Controls

Subwoofer Polarity Adjustment

Guidance on setting subwoofer polarity for optimal bass response.

Standby Mode and LED Behavior

Explains the automatic standby feature and associated LED indicators.

Front and Rear LED Functions

Details the functionality of the front power LED and rear limit LED.

Remote Gain Control

Using the Remote Attenuator Connector

Describes the 3-pin connector for adjusting volume and entering standby mode.

Gain Attenuator Wiring Diagrams

Provides schematics for wiring potentiometers for single or multiple loudspeakers.

Application Hookup Diagrams

Input Signal Connections

Illustrates how to connect various audio sources to the K Series inputs.

Output Signal Connections

Shows how to connect K Series outputs to other devices or speakers.

Hookup Configuration Examples

Variations in Output Hookups

Depicts different output connection scenarios for daisy-chaining or stereo setups.

System Setup Examples

Standalone Mono System

Diagram for a basic mono system with a single loudspeaker and audio sources.

Stereo System Setup

Diagram for a stereo system using multiple loudspeakers for left and right channels.

Product Dimensions

K8 Dimensions

Provides detailed measurements (height, width, depth) for the K8 loudspeaker.

K10 Dimensions

Provides detailed measurements (height, width, depth) for the K10 loudspeaker.

K12 Dimensions

Provides detailed measurements (height, width, depth) for the K12 loudspeaker.

KSub Dimensions

Provides detailed measurements (height, width, depth) for the KSub subwoofer.

Product Specifications

K8 Specifications

Lists technical specifications for the K8 loudspeaker.

K10 Specifications

Lists technical specifications for the K10 loudspeaker.

K12 Specifications

Lists technical specifications for the K12 loudspeaker.

KSub Specifications

Lists technical specifications for the KSub subwoofer.

Company Information

QSC Contact Details

Provides mailing address, telephone numbers, and website for QSC Audio Products.

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