JBL GX-A604 Installation and operation manual

Powerful and Compact 435-Watt Amplifier
A 435-watt, four-channel, full-range powerhouse, the GX-A604 – with on-board variable
electronic crossovers and variable Bass EQ on the rear channels – is certainly a versatile
system building tool. With all that power inside a 2-1/16" (52mm) high, 8-1/8" (206mm)
wide and 11-13/16" (300mm) deep package, the GX-A604 is easy to install yet can serve as
the foundation of a truly sophisticated sound system.
Features
Cast-aluminum heat sink
Built-in electronic crossover networks
Bass boost circuits
GX-A604
4-Channel Full Range Amplifier

HARMAN International Industries, Incorporated
8500 Balboa Boulevard, Northridge, CA 91329 USA
www.jbl.com
© 2013 Harman International Industries, Incorporated. All rights reserved. JBL is a trademark of Harman International
Industries, Incorporated, registered in the United States and/or other countries. Features, specifications and
appearance are subject to change without notice.
Product specifications:
Number of Channels: 4 channels
4-Ohm Power Output: 60W rms x 4, <1% THD+N
2-Ohm Power Output: 85W rms x 4, <1% THD+N
Bridged Power Output: 170W x 2 into 4 ohms
Total Peak Power Output: 435W
Signal-to-Noise Ratio: 93dB (ref rated output @ 4 ohms)
Frequency Response: 20Hz−20kHz ±1dB
THD+N: <1%
Input Sensitivity: 200mV−20V
Variable Bass Boost: 0 to +12dB @ 45Hz
Dimensions (L x W x H): 300mm x 206mm x 52mm (11-13/16" x 8-1/8" x 2-1/16")
GX-A604
4-Channel Full Range Amplifier
What’s in the box:
1 GX-A604 amplifier
1 Owner’s manual