SPECIFICATIONS

GTO301.1II

GTO601.1II

GTO1201.1II

• 204W RMS x 1 channel at 4 ohms and ≤1% THD + N

• 424W RMS x 1 channel at 4 ohms and ≤1% THD + N

• 787W RMS x 1 channel at 4 ohms and ≤1% THD + N

• Signal-to-noise ratio: 77dBA (reference 1W into 4 ohms)

• Signal-to-noise ratio: 72dBA (reference 1W into 4 ohms)

• Signal-to-noise ratio: 70dBA (reference 1W into 4 ohms)

• 294W RMS x 1 channel at 2 ohms, 14.4V supply and

• 580W RMS x 1 channel at 2 ohms, 14.4V supply and

• 1114W RMS x 1 channel at 2 ohms, 14.4V supply and

≤1% THD + N

≤1% THD + N

≤1% THD + N

• Dynamic power: 320W at 2 ohms

• Dynamic power: 778W at 2 ohms

• Dynamic power: 1339W at 2 ohms

• Effective damping factor: 6.39 at 4 ohms

• Effective damping factor: 6.326 at 4 ohms

• Effective damping factor: 6.348 at 4 ohms

• Frequency response: 10Hz – 302Hz (–3dB)

• Frequency response: 10Hz – 302Hz (–3dB)

• Frequency response: 10Hz – 302Hz (–3dB)

• Maximum input signal: 4.7V

• Maximum input signal: 5.3V

• Maximum input signal: 6.1V

• Maximum sensitivity: 75mV

• Maximum sensitivity: 75mV

• Maximum sensitivity: 75mV

• Output regulation: .098dB at 4 ohms

• Output regulation: .21dB at 4 ohms

• Output regulation: .14dB at 4 ohms

• Dimensions (L x W x H): 11-5/8" x 12-5/16" x 2-3/8"

• Dimensions (L x W x H): 15-1/8" x 12-5/16" x 2-3/8"

• Dimensions (L x W x H): 18-11/16" x 12-5/16" x 2-3/8"

• Fuse rating: 1 x 30A

• Fuse rating: 2 x 30A

• Fuse rating: 3 x 40A

GTO75.2 II

GTO75.4 II

GTO755.6 II

• 97W RMS x 2 channels at 4 ohms and ≤1% THD + N

• 104W RMS x 4 channels at 4 ohms and ≤1% THD + N

• 60W x 4 channels and 107W x 2 channels, at 4 ohms and

• Signal-to-noise ratio: 82dBA (reference 1W into 4 ohms)

• Signal-to-noise ratio: 80dBA (reference 1W into 4 ohms)

≤1% THD + N

• 145W RMS x 2 channels at 2 ohms, 14.4V supply and

• 142W RMS x 4 channels at 2 ohms, 14.4V supply and

• Signal-to-noise ratio: 79dBA (reference 1W into 4 ohms)

≤1% THD + N

≤1% THD + N

• 80W x 4 channels, 150W x 2 channels at 2 ohms, 14.4V

• 290W RMS x 1 channel at 4 ohms, 14.4V supply and

• 284W RMS x 2 channels at 4 ohms, 14.4V supply and

supply and ≤1% THD + N

≤1% THD + N

≤1% THD + N

• 160W x 2 channels, 300W x 1 channel at 4 ohms, 14.4V

• Dynamic power: 190W at 2 ohms

• Dynamic power: 163W at 2 ohms

supply and ≤1% THD + N

• Effective damping factor: 6.39 at 4 ohms

• Effective damping factor: 6.384 at 4 ohms

• Dynamic power: 117W (channels 1, 2, 3, 4);

• Frequency response: 10Hz – 90kHz (–3dB)

• Frequency response: 10Hz – 83kHz (–3dB)

163W (channels 5, 6) into 2 ohms

• Effective damping factor: 6.392 at 4 ohms

• Maximum input signal: 5.5V

• Maximum input signal: 5.8V

• Frequency response: 10Hz – 47kHz (channels 1, 2, 3, 4);

• Maximum sensitivity: 75mV

• Maximum sensitivity: 75mV

10Hz – 302Hz (channels 5, 6)

• Output regulation: .098dB at 4 ohms

• Output regulation: .069dB at 4 ohms

• Maximum input signal: 6V

• Dimensions (L x W x H): 11-5/8" x 12-5/16" x 2-3/8"

• Dimensions (L x W x H): 15-1/8" x 12-5/16" x 2-3/8"

• Maximum sensitivity: 75mV

• Fuse rating: 1 x 30A

• Fuse rating: 2 x 30A

• Output regulation: .042dB at 4 ohms

 

 

 

 

 

 

• Dimensions (L x W x H): 18-11/16" x 12-5/16" x 2-3/8"

 

 

 

• Fuse rating: 2 x 30A

 

 

 

Declaration of Conformity

 

 

 

We, Harman Consumer Group International

 

 

 

 

2, route de Tours

 

 

 

 

72500 Chateau-du-Loir

 

 

 

 

France

 

 

 

 

declare in own responsibility that the product

 

JBL Consumer Products

 

 

described in this owner’s manual is in compliance

 

 

 

with technical standards:

 

250 Crossways Park Drive, Woodbury, NY 11797 USA

 

 

EN 55013:2001

 

 

 

 

 

 

 

EN 55020:2002

 

© 2004 Harman International Industries, Incorporated

 

 

 

 

 

 

 

 

JBL and Grand Touring are registered trademarks

 

 

 

 

 

 

Klaus Lebherz

 

of Harman International Industries, Incorporated.

 

 

 

 

www.jbl.com

Harman Consumer

 

Part No. GTOAMPOM12/04

Group International

subject to change without notice.

Specifications and appearance are

 

 

 

Chateau-du-Loir, France 12/04

 

 

 

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JBL gto75.4 II, gto755.6 II, gto75.2 II, gto601.1 II Specifications, GTO301.1 GTO601.1 GTO1201.1, GTO75.2 GTO75.4 GTO755.6
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gto1201.1 II, gto301.1 II, gto75.4 II, gto75.2 II, gto755.6 II specifications

JBL, a brand synonymous with high-quality audio solutions, offers a range of amplifiers that cater to both casual listeners and audiophiles alike. Among their renowned products are the JBL GTO601.1 II, GTO75.4 II, GTO301.1 II, GTO75.2 II, and GTO755.6 II amplifiers. Each model embodies JBL's commitment to delivering powerful performance, refined sound quality, and advanced technologies.

The JBL GTO601.1 II is a mono subwoofer amplifier that boasts an impressive output of 600 watts RMS. This model features a unique Pulse Width Modulation (PWM) technology that provides high efficiency for maximum power delivery while promoting thermal stability. Ideal for driving large subwoofers, the GTO601.1 II is equipped with an adjustable low-pass filter, bass boost, and adjustable input sensitivity, allowing users to tailor the sound to their preferences.

The GTO75.4 II is a versatile 4-channel amplifier designed for both clarity and power. It outputs 75 watts RMS per channel at 4 ohms, enabling it to drive multiple speakers with ease. The High-Level Inputs with Auto Turn-On make installation straightforward, while the built-in crossover allows for precise control over the frequency ranges directed to each speaker. This model is ideal for those looking to upgrade their car’s audio system without sacrificing sound quality.

For those seeking a reliable and powerful mono amplifier, the GTO301.1 II offers a robust 300 watts RMS, perfect for driving subwoofers. Featuring a compact design, it blends seamlessly into varied setups while providing minimal distortion and maximum clarity thanks to its MOSFET power supply. The GTO301.1 II supports adjustable low-pass and bass boost features, ensuring every bass note is felt as much as heard.

In the 2-channel category, the GTO75.2 II stands out with its 75 watts RMS per channel output. This model combines lightweight design with high efficiency, making it suitable for powering speakers in both cars and boats. It features a built-in crossover and is engineered to minimize noise and distortion, delivering precise sound with rich overtones.

Finally, there's the GTO755.6 II, a 6-channel amplifier that provides flexibility and power, outputting 75 watts RMS per channel at 4 ohms. This model is perfect for larger audio systems requiring multiple speaker connections. Its Class D topology ensures high efficiency and low heat generation, making it a reliable choice for extended listening sessions. Additionally, the GTO755.6 II includes a variable high/low-pass crossover, allowing fine-tuning of sound for any setup.

Each of these amplifiers from JBL reflects the brand's dedication to quality and performance, ensuring that users can experience their music with the depth and intensity it deserves. Whether it's for daily listening or full-fledged audiophile setups, JBL's GTO series amplifiers set the standard in automotive audio.
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