Specifications

JBL GT4 Series

 

GT4-10

GT4-12

GT4-15

 

10" Automotive

12" Automotive

15" Automotive

 

subwoofer

subwoofer

subwoofer

 

 

 

 

Power handling (RMS)

250 Watts

250 Watts

250 Watts

 

 

 

 

Power handling (Peak)

1000 Watts

1000 Watts

1000 Watts

 

 

 

 

Sensitivity (2.83V/1m)

90dB

93dB

91dB

 

 

 

 

Frequency response

28Hz – 500Hz

23Hz – 450Hz

20Hz – 400Hz

 

 

 

 

Impedance

4 Ohms

4 Ohms

4 Ohms

 

 

 

 

Mounting depth

147mm

159mm

172mm

 

 

 

 

Cut-out diameter

232mm

283mm

362mm

 

 

 

 

Features, specifications and appearance are subject to change without notice.

JBL Consumer Products • 250 Crossways Park Drive, Woodbury, NY 11797 1.800.336.4JBL (4525) • www.jbl.com

Europe: 2, route de Tours. 72500 Chateau-du-Loir

©2003 JBL, Incorporated • JBL is a registered trademark of JBL, Incorporated

Part No. GT4SUBSEROM

Declaration of Conformity

We, Harman Consumer International

2, route de Tours

72500 Chateau-du-Loir

FRANCE

declare in own responsibility, that the products described in this owner’s manual are in

compliance with technical standards:

EN 50081-1:1992

EN 50082-1:1997

Emmanuel Millot

Harman Consumer International

Chateau-du-Loir, FRANCE. 2/03

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JBL GT4-15, GT4-12, GT4-10 owner manual JBL GT4 Series

GT4-10, GT4, GT4-15, GT4-12 specifications

JBL, a renowned name in the world of audio equipment, offers a range of high-performance subwoofers designed to deliver deep, powerful bass for audio enthusiasts and casual listeners alike. Among their impressive line-up are the JBL GT4-12, GT4-15, GT4, and GT4-10 subwoofers. Each model boasts unique features and technologies, making them suitable for various listening preferences and environments.

The JBL GT4-12 is a 12-inch subwoofer that excels in producing rich bass tones with minimal distortion. It features a robust polypropylene cone, which provides durability and decreases unwanted resonance, ensuring that the bass remains tight and controlled. The subwoofer is designed with a high-temperature voice coil, which enhances its ability to handle high power levels without overheating. Additionally, the GT4-12 incorporates a strong rubber surround, allowing for greater cone movement and a more dynamic sound experience.

Next in the lineup is the JBL GT4-15, a 15-inch subwoofer that takes bass performance to another level. With its larger cone area, the GT4-15 generates deeper bass and a higher sound pressure level. This model is also engineered with a high-quality polycarbonate structure and a powerful magnet assembly, contributing to its excellent sound reproduction capabilities. The GT4-15 is perfect for those who seek that earth-shaking low-end response, making it ideal for both car audio systems and home theater setups.

The JBL GT4 series includes the GT4 model, which is recognized for its all-around performance. It provides a well-balanced sound profile, making it versatile for various genres of music. The GT4 features a sturdy construction and an efficient design, ensuring that it can deliver powerful bass without sacrificing clarity. Its lightweight design makes it easy to install and integrate into different audio systems.

Lastly, the JBL GT4-10 is a compact 10-inch subwoofer that offers a great solution for those with limited space. Despite its smaller size, the GT4-10 doesn't compromise on performance. It features advanced damping technologies that help reduce distortion, allowing for cleaner sound reproduction. This subwoofer is ideal for users looking for a powerful bass experience in tighter spaces, such as smaller vehicles or home audio systems.

In conclusion, the JBL GT4 series, including the GT4-12, GT4-15, GT4, and GT4-10, provides audio enthusiasts with a variety of subwoofer options that cater to different power requirements and space constraints. With advanced technologies and a focus on delivering high-quality sound, JBL continues to uphold its reputation for excellence in audio performance. Whether used for automotive applications or home theater setups, the GT4 subwoofers deliver the deep, impactful bass that many listeners crave.