GROUND ZERO REFERENCE 4SYM

The Reference Line stands for selected high-end products with outstanding sound-quality. The GZPA Reference 4 SYM is
a high-end 4-Channel amplifier with a dual-2 channel layout that allows highest performance because of its separated
channels.

TECHNICAL DATA

– High-End pure sound quality amplifier
– 1 Ohm stabile stereo / 2 Ohm bridged
– Symmetrical dual-2 channel layout
– Shielded and separated dual power supply
– Continuously variable Bias Setting Class AB – nearly Class A
– Highpass / Subsonic adjustable 40 – 3000 Hz
– Lowpass adjustable 40 – 3000 Hz
– Bandpass adjustable 40 – 3000 Hz
– Bypass-function to switch-off each filters out of operation
– 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
– Selected high-end SANKEN® transistors
– Ground Zero exclusive Mundorf Mcap® capacitors
– 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

Lowpass40 – 3000 Hz
Highpass40 – 3000 Hz
Bandpass40 – 3000 Hz
Subsonic40 – 3000 Hz

Dimensions 59 x 6,75 x 23,6 cm.