• Pioneer

GM-D8704

Class-FD 4-Channel Bridgeable Amplifier with Bass Boost Remote

Amplify Your Experience: Where Amplification Takes Center Stage

Designed for those who crave power, our GM-D Series brings high power capabilities to the forefront. GM-D series maintains a clean and pure signal path, minimizing distortion and maximizing sonic fidelity. It breathes life into your favorite tracks, unveiling intricate details and nuances that were once hidden, creating an immersive listening experience like no other. With a high-power output of 1200W, GM-D8704 packs a punch, delivering intense and immersive sound for your car audio system. Its four channels provide the flexibility to connect and power a variety of speakers, allowing you to create a custom sound setup tailored to your preferences. Whether you're amplifying a pair of front and rear speakers or incorporating a subwoofer for added depth, GM-D8704 takes your audio experience to the next level.

  • Class-FD 4-Channel Bridgeable Amplifier
  • 1200W Max Power
  • Variable LPF/HPF
  • High Performance Components
  • High-Efficient Class-D Amplifier
  • Bass Boost Level Optimization
Variable HPF & LPF

Adjust LPF & HPF (40-500 Hz).

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Bass Boost Remote

Bass Boost (Remote) for optimal bass level adjustment according to listening preferences and music characteristics.

Automatic Signal Sensing and Turn-On

Pioneer’s Class-D amplifier automatically selects an input signal mode between the RCA level and the speaker level detecting an input signal. In the case of speaker line input, the amplifier will automatically switch on when the receiver is turned on.

Protection Control System

Designed to bolster reliability, this system reduces the risk of damage due to an overly high input power, by sensing the internal temperature and moderating the signal on-the-fly.

High Quality Sound Parts and Tuning

Audio film capacitors and low-impedance coil are used for the output LC filter to ensure excellent sound quality. Audio tuning based on the reproduction of the original audio source allows everyone to experience the difference in sound quality when connected.

High-capacity Audio Power Source Capacitor

Pioneer’s original high-capacity audio power source capacitor contributes to higher sound quality and stable power allotment even at high output.

Class FD Technology

Enjoy first class sound and powerful volume on a versatile system at half the size of other units.

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GM-D8704: Class-D Amplifier

Harnessing the power of advanced switching technology, Pioneer Class-D amplifiers power is efficiently transferred to the speakers, resulting in higher power output and minimal energy wastage, ensuring maximum efficiency and reduced heat generation. By leveraging the remarkable efficiency of Class-D technology, it allows us to design in a compact form factor, packing incredible performance into a smaller footprint. The compact and lightweight design allows for easy installation in any audio setup, making it perfect for car audio enthusiasts and on-the-go music lovers.

4-Channel GM-D Series Amplifiers

GM-D8704 4-channel amplifier will greatly improve the sound quality in your vehicle. This amplifier will power your front and rear speakers with 100W RMS each. You will hear much more of the little details in your music, especially when you turn your system up to overcome road noise. With this amplifier, you can run your front speakers with the front channels (A), then combine the rear channels (B) to drive a subwoofer. You can also put this versatile amp into 2-channel mode to send up to 300W RMS each to a couple of component speakers or subwoofers.

GM-D8704: 1,200W Power Output

An amplifier shouldn’t take up too much space, especially in your car. The GM-D8704 might just be what you’re looking for. It combines a 1-Ohm stable circuit, installation flexibility, and superior high-power output of up to 1,200 Max Power Output.

Audiophile-grade Components

Built with advanced circuitry and a robust power supply, our amplifier guarantees enhanced voltage stability even in the most demanding conditions, ensuring consistent and reliable performance. Embrace the profound impact of lower impedance as our amplifier unleashes the full potential of your bass response. With increased current delivery to your subwoofers, revel in deeper, tighter, and more impactful bass that adds a new dimension to your audio experience.

Pioneer Designed, Engineered, Custom-tuned and Manufactured

Each GM-D Amplifier is an emblem of Pioneer’s precision design and engineering with a True Pioneer Sound Characteristics. With unwavering commitment to quality, every step of our manufacturing process adheres to the highest standards in our state-of-the-art facility, ensuring that each GM-D Amplifier is an emblem of precision engineering.

General

Amplifier ClassClass-FD
No. of Channels4/3/2
Max.power output200 W x 4 (4Ω) 300 W x 4 (2Ω) 600 W x 2 (4Ω Bridged)
RMS power output100 W x 4 (4Ω) 150 W x 4 (2Ω) 125 W x 4 (1Ω) 300 W x 2 (4Ω Bridged)
Frequency Response10 Hz to 50 kHz
Impedance1Ω to 8Ω
Total Harmonic Distortion(THD)<0.05%
S/N Ratio>95 dB
RCA Outputs (Press- Through)Yes (A-Ch.)
Speaker Level InputYes
Automatic Signal Sensing and Turn-OnYes
Crossover TypeVariable HPF/LPF
Crossover Frequency40 Hz to 500 Hz
Bass Boost Frequency50 Hz
Baas Boost Level0 dB to 18 dB
Bass Boost RemoteYes (B-Ch.)
Dimensions (W x H x D)252 mm x 60 mm x 215 mm

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