Ground Zero GZPA-4SQ PLUTONIUM line 1400watt 4 Channel high-end Amplifier

4-channel high end amplifier with integrated activ crossover, BIAS adjustment and high quality parts for dedicated music lovers - 1400 Watts

Plutonium High-End Experience The products of the PLUTONIUM line are suitable for either ultimate SPL level or high-end sound quality. To achieve one of these targets, exceptional materials and technologies are applied during the development. The technical, electrical and mechanical skills of the resulting products convince not only during worldwide SPL competitions but also High End enthusiasts with outstanding audio reproduction ability. Starting from the market release, the subwoofers have set benchmarks in all SPL competitions around the world and have been awarded for best performance by numerous test magazines.

The Ground Zero GZPA-4SQ 4 channel amplifiers allos you to experience high-end sound quality. Featuring 4-channel MOSFET technology and variable active crossover with a bypass function, this amplifier delivers crisp and clear sound for dedicated music lovers.

Customise your sound with the variable BIAS setting and efficient heat dissipation with the illuminated Ground Zero lettering on its sleek heatsink. Perfect for fulfilling high resolution audio demands.

Key Features:

• High-End SQ amplifier
• Shielded dual power supply
• Discretely constructed MOS-FET amplifier section
• 1-ohm stable stereo / 2-ohms stable in bridged mode
• Smoothly variable BIAS adjustment
• Variable input sensitivity
• Capsulated potentiometers
• Wide range high pass and low pass filter
• Filter range multiplication switch (x10)
• Wide frequency range for high resolution music (10 Hz – 50 kHz)
• Soft-start delay
• Operation and protection indicator
• Start-Stop capability (9 -16 Volt)
• Overheat and short circuit protection
• High-End JFET operation amplifiers
• Ground Zero exclusive Mundorf Mcap® capacitors
• Solid and high-efficient black anodized heatsink
• White illuminated lasered glass logo plate

Technical Specifications:

• RMS Power @ 4 Ω (14.6 V): 4 x 125 W (1% THD+N)
• RMS Power @ 2 Ω (14.6 V): 4 x 225 W (1% THD+N)
• RMS Power @ 1 Ω (14.6 V): 4 x 350 W (1% THD+N)
• RMS Power @ 4 Ω bridged (14.6 V): 2 x 450 W (1% THD+N)
• RMS Power @ 2 Ω bridged (14.6 V): 2 x 700 W (1% THD+N)
• Damping factor (20 Hz): > 220
• High Pass Filter (pair of channels): 20 – 400 Hz / 200 – 4000 Hz (switchable)
• Low pass filter (pair of channels): 20 – 400 Hz / 200 – 4000 Hz (switchable)
• BIAS control: Yes
• Distortion: <0.006% (4 ohms load)
• Signal to noise ratio (SNR): > 91 dB
• Frequency Response: 10 Hz – 50 kHz (± 1 dB)
• Input Sensitivity Range: 1 V – 6 V
• Fuse(s): 3 x 40 A (internal/under the bottom plate)
• Recommended Main Fuse: 1x 120 A
• Operating Voltage Range: 9 – 16 Volt
• Dimensions W x H x L mm: 222 x 60.5 x 420
• Weight: 6.2 kg