JBL GTO 509C User Manual - Jbl
HARMAN International Industries, Incorporated
8500 Balboa Boulevard, Northridge, CA 91329 USA
© 2012 HARMAN International Industries, Incorporated. All rights reserved. JBL and Plus One are trademarks of HARMAN
International Industries, Incorporated, registered in the United States and/or other countries. I-Mount and UniPivot are
trademarks of HARMAN International Industries, Incorporated.
Features, specifications and appearance are subject to change without notice.
www.jbl.com
FEATURES
AdvANTAGES
BENEFITS
Carbon injected Plus One cone
A larger diaphragm than other speakers in
the same size class means more air moves
with the stiff carbon cone
Better low-frequency response and musical
character than other speakers the same size
Carbon composite, nonmagnetic frames
Transfers more energy to the moving parts
of the speaker and resists warping on
uneven surfaces during installation
Consistent performance and longer life
Frequency response up to 21kHz
Helps to compensate for placement
variations in the car and human hearing
deficiencies in the high frequencies
Delivers more of the full-range response that
you associate with great sound
Vented magnet assemblies
Increases cooling to the speaker’s voice coil
Reduces power compression and unwanted
distortion
Three-ohm voice coils
Compensates for added resistance in
thin-gauge factory speaker wiring for full
power delivery. Compatible with all 4 ohm-
rated amplifiers and head units
Full power delivery means more rich sound
delivered to the listener’s ears
High sensitivity (91-94dB @ 2.83V/1m)
Allows a wider range of power to have
positive results
Excellent volume and musicality with as little
as 5W RMS means better performance
Edge-driven soft dome tweeter (on 5-1/4"
and larger coaxials and component sets)
Increased power handling and smoother
high-frequency response
More lifelike vocals, cymbals, brass
instruments and piano sounds
UniPivot
™
(U.S. patent no. 6,002,780) tweeter
on 5-1/4" and larger coaxials)
Allows tweeter to be aimed toward listener’s
ears in lower factory speaker positions to
project the sound much higher up across
the dash
Raises the sound stage and makes the
music more realistic
0 or +3dB tweeter level adjustment (on
5-1/4" and larger coaxials)
More control of the high-frequency blend
to accommodate a greater variety of
installation locations
Increased ability to personalize the sound
for the listener’s taste
I-Mount
™
(U.S. patent no. 5,859,917) tweeter
mounting system on component speaker
sets
Allows for surface or flush mounting of the
3/4" (19mm) component tweeter
Offers greater flexibility of installation to
blend placement tastefully with interior
surfaces
Dedicated 12dB/octave passive crossover
network on component speaker sets
Filters low and high-frequencies to the
appropriate speakers while increasing
power handling
Enhances sound quality and blend of the
components as if a single speaker
Mounting hardware
Grilles, mounting adapter rings and/or
tweeter cups all included in the specific
models where necessary
More flexibility for installation options
A complete, innovative line of high-fidelity automotive
speakers in popular factory-replacement and aftermarket-
size configurations
JBL
®
GTO series sPeAKers
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