QSC K8 Service Manual

6
QSC Audio Products, LLC
1.5 The well-equipped service bench
Hardware and Software
• Personal computer (PC) running Windows® 7 or newer operating system with available USB2.0 or newer port
• Total Phase Aardvark I2C host adapter (for programming)
• Digital multimeter (DMM)
• Oscilloscope
• Audio sine wave generator
• 8ohm resistive load, capable of 500 W power handling
• SPL meter
• Soldering iron
• K Family test adapter
• Distortion analyzer (Audio Precision recommended)
• Class D output filter for distortion analyzer
Tools required
• Electronic screwdriver
• Various hand tools for electronic repair, including Phillips screwdrivers, needle-nose pliers, etc.
• 2.5x or higher magnifier with lamp
• ROHS-compliant (lead-free) soldering iron
• RoHS-compliant electronic solder
• ROHS-compliant desoldering equipment or desoldering braid

QSC K8 Specifications

General

Product color	Black
LED indicators	Power, Signal strength, Stand-by
Housing material	Steel
Recommended usage	DJ
Suitable for outdoor use	-
Woofer	Yes
Speaker type	2-way
Number of drivers	1
Speaker placement	Floor
Audio output channels	1.0 channels
Woofer diameter (imperial)	8 \
Subwoofer driver diameter (imperial)	1.75 \
Impedance	40 Ω
Sensitivity	127 dB
Frequency range	61 - 20000 Hz
RMS rated power	1000 W
Peak Music Power Output (PMPO)	2000 W
Connectivity technology	Wired
AC input voltage	100 - 240 V
Power source type	AC
AC input frequency	50 - 60 Hz

Weight and Dimensions

Depth	269 mm
Width	280 mm
Height	450 mm
Weight	12200 g