Car Audio Amplifiers

JBL Stage Car Audio Amplifier 4 Channels Amplifier Class D Code: A9004

Key features:

  • 880W Peak
  • RMS Power 4x90W (4Ω) / 4x110W (2Ω)
  • Channel Bridging 2x220W RMS at 4Ω
  • Crossover mode/control & Bass EQ settings
  • Protection against short circuit & overheating
  • Dimensions 50x145x268.6mm
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Description

Description

Four-Channel Amplifier 4 x 110Watt RMS/2Ω by JBL.

High-Quality Construction, Compact Size, and RMS Power

The JBL Stage A9004 amplifier stands out for its top reliability, as it is built with high-quality materials that guarantee long-lasting stable performance. At the same time, it features a compact size and an exceptionally cool industrial design, allowing easy integration into any part of the cabin. In a stereo setup, it delivers clear continuous power of RMS power @ 4 ohms 90W per channel, which increases to RMS power @ 2 ohms 110W. For driving subwoofers, it supports bridged operation delivering RMS bridged power @ 4 ohms 220W, with a total peak power reaching 880W Total peak power.

Ultimate Frequency Customization and Bass EQ Adjustment

The acoustic accuracy of the amplifier is supported by a complete signal control and filtering system. The built-in Crossover mode switch combined with the Crossover control for absolute adjustment allows the user to precisely isolate the frequencies directed to the speakers or the subwoofer. Additionally, the bass EQ adjustment capability offers the ability to enhance low frequencies for a fuller bass. The device operates with exemplary linearity, covering the entire acoustic spectrum with a Frequency response 20Hz – 20kHz @ -1dB and exceptionally low distortion THD + N <1%.

Flexible Signal Inputs, Power Specifications, and Protection

The amplifier offers top connection flexibility with any source, featuring a Maximum high input signal level 12V (High input max sensitivity 0.5V) for factory systems, and a Maximum line input signal level 5V (Line input max sensitivity 0.2V) via RCA, with a Line-in signal-to-noise ratio >75dB. It operates within a range of Operating voltage 9 – 16V, with low standby consumption Quiescent current draw <1.5A and is protected by two fuses Fuse size 2 x 20A. Its safe operation is ensured by the protection circuit with LED indicator against short circuit and overheating, while its dimensions are 50 x 145 x 268.6mm with a weight of 1.806kg.

Manufacturer

See full description

Specifications

Specifications

Product Number
A9004
Number of Channels
4 Channels
Output Power (4 Ohm)
90 watt / channel
Amplifier class
D

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

See all specifications

Reviews (2)

Reviews

  1. 2
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • akis.moulas
    5
    2 out of 2 members found this review helpful

    It's worth every euro! Crystal clear sound, decent build quality. Also, it's small and convenient for installation.

    Translated from Greek ·
    • Sound quality
    • Volume
    • Construction quality
    • Large number of inputs/outputs
    • Bass quality
    • Value for money
    Did you find this review helpful?
    • Sound quality
    • Volume
    • Construction quality
    • Large number of inputs/outputs
    • Bass quality
    • Value for money

Description & Specifications

Four-Channel Amplifier 4 x 110Watt RMS/2Ω by JBL.

High-Quality Construction, Compact Size, and RMS Power

The JBL Stage A9004 amplifier stands out for its top reliability, as it is built with high-quality materials that guarantee long-lasting stable performance. At the same time, it features a compact size and an exceptionally cool industrial design, allowing easy integration into any part of the cabin. In a stereo setup, it delivers clear continuous power of RMS power @ 4 ohms 90W per channel, which increases to RMS power @ 2 ohms 110W. For driving subwoofers, it supports bridged operation delivering RMS bridged power @ 4 ohms 220W, with a total peak power reaching 880W Total peak power.

Ultimate Frequency Customization and Bass EQ Adjustment

The acoustic accuracy of the amplifier is supported by a complete signal control and filtering system. The built-in Crossover mode switch combined with the Crossover control for absolute adjustment allows the user to precisely isolate the frequencies directed to the speakers or the subwoofer. Additionally, the bass EQ adjustment capability offers the ability to enhance low frequencies for a fuller bass. The device operates with exemplary linearity, covering the entire acoustic spectrum with a Frequency response 20Hz – 20kHz @ -1dB and exceptionally low distortion THD + N <1%.

Flexible Signal Inputs, Power Specifications, and Protection

The amplifier offers top connection flexibility with any source, featuring a Maximum high input signal level 12V (High input max sensitivity 0.5V) for factory systems, and a Maximum line input signal level 5V (Line input max sensitivity 0.2V) via RCA, with a Line-in signal-to-noise ratio >75dB. It operates within a range of Operating voltage 9 – 16V, with low standby consumption Quiescent current draw <1.5A and is protected by two fuses Fuse size 2 x 20A. Its safe operation is ensured by the protection circuit with LED indicator against short circuit and overheating, while its dimensions are 50 x 145 x 268.6mm with a weight of 1.806kg.

Manufacturer

Product Number
A9004
Number of Channels
4 Channels
Output Power (4 Ohm)
90 watt / channel
Amplifier class
D

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.

Reviews (2)

  1. 2
  2. 4 stars
    0
  3. 3 stars
    0
  4. 2 stars
    0
  5. 1 star
    0
Review this product
  • akis.moulas
    5
    2 out of 2 members found this review helpful

    It's worth every euro! Crystal clear sound, decent build quality. Also, it's small and convenient for installation.

    Translated from Greek ·
    • Sound quality
    • Volume
    • Construction quality
    • Large number of inputs/outputs
    • Bass quality
    • Value for money
    Did you find this review helpful?
    • Sound quality
    • Volume
    • Construction quality
    • Large number of inputs/outputs
    • Bass quality
    • Value for money