Ground Zero Reference 4PURE

’- High-End pure sound quality amplifier

– 1 Ohm stabile stereo / 2 Ohm bridged

– Symmetrical dual-mono direct-signal layout

– Shielded and separated dual power supply

– Continuously variable Bias Setting Class AB – nearly Class A

– Adjustable input sensitivity

– Soft delayed remote turn-on

– Power & Protection indicator

– Thermal, over current, speaker short, Speaker DC protection

– Temperature-sensitive controlled fan

– Plexiglas bottom plate

– White LED illumination inside

– High quality Rhodium RCA plugs

– Selected high-end SANKEN® transistors

– Low distortion LM4562 OP with 0.00003% THD N

– Ground Zero exclusive Mundorf Mcap® capacitors

– Special made audio-optimized Mundorf secondary capacitors for maximum buffering

– Capsuled ALPS potentiometers with channel separated level adjustment and summarize-function

– Low-tolerance Vishay Dale emitter-resistors for accurate bias point stabilization

– Copper anodized aluminum strand cast heatsink

Output Power @ 4 Ohm (CEA*)4 x 150 W

Output Power @ 2 Ohm (CEA*)4 x 270 W

Output Power @ 1 Ohm (CEA*)4 x 425 W

Bridge mode @ 4 Ohm (CEA* / 10% THD)2 x 650 W

Bridge mode @ 2 Ohm (CEA* / 10% THD)2 x 1000 W

Dimensions 59 x 6,75 x 23,6 cm