The Ground Zero Uranium amplifier series has been designed to offer amazing music reproduction, great dynamic power, and top-tier build quality. The amplifier does so by using some of the best components on the market such as Texas Instruments and Burr Brown OP-Amps, Wima capacitors, tiffany RCA inputs, and a beautiful aluminum heatsink. It also features a unique adjustment allowing the user to control how much class A bias the amplifier runs. Overall, the Uranium amplifier series is one of the best sound quality values on the market today. 


More Info:

  • 6-channel SQ amplifier
  • Variable BIAS setting
  • Class AB technology
  • Variable active crossover with bypass function
  • Stable power supply
  • Gold-plated connectors
  • Flat heatsink with engraved Ground Zero lettering
  • Suitable for high-quality SQ setups



Output Power (@ 4Ω)

4x 110 + 2x 160 Watts RMS

Output Power (@ 2Ω)

4x 160 + 2x 280 Watts RMS

max. Output Power (CEA-2006A / 10%THD+N)

2x 320 + 560 Watts

Frequency Response

10 Hz – 30 kHz


● / ● / ●

Bass Boost / Phasenregelung

○ / ○

Remote Control

BIAS Setting


Dimensions (b x l x h)

209 x 550 x 46 mm

Ground Zero GZUA 6.200SQ-Plus Six Channel