Meridian Reference 857
DESCRIPTION
The Meridian 857 is a Reference Two-Channel Power Amplifier delivering 500W per channel into 4Ω. This Hi-Res Audio amplifier, bridgeable to >1.5KW, is available as a dedicated rack-mount variant and incorporates a totally new design based upon extensive research.
PRODUCT DETAILS
Technical Specifications
AUDIO INPUTS-
Two XLR balanced inputs
Two RCA unbalanced inputs
AUDIO OUTPUTS-
250W RMS into 8 Ohms per channel both channels driven
500W RMS into 4 Ohms per channel both channels driven
Bridgeable to >1KW RMS into 8 Ohms • Bridgeable to >1.5KW RMS into 4 Ohms
4 WBT terminals per side allow bi-wiring
CONTROL SIGNAL- Trigger input [3.5mm 5-30 VDC]
Physical Specifications
COOLING-
High level of passive cooling for silent in-room running
Six variable speed fans maintain amp functionality if hostile thermal conditions encountered in rack
DISPLAY-
Backlit touch-sensitive logo changes colour to indicate amplifier’s status
‘Standby’ [BLUE], ‘Normal Operation’ [GREEN]’, ‘Fans Active’ [AMBER], ‘Overload’ [RED]
DIMENSIONS-
HEIGHT-
175mm [6.9in] without feet
195mm [7.7in] with feet
WIDTH- 480mm [18.9in]
DEPTH-
Standalone 445mm [17.6in]
Rack-mount 425mm [16.8in]
WEIGHT-
Standalone 32kg [70.5lbs]
Rack-mount 35kg [77.1lbs]
CONSTRUCTION-
Black finish in aluminium and glass
Dedicated Rack-mount variant (4U high)
Custom Meridian Select colours also available
POWER- Advanced linear power supply: 100V ac 50/60 Hz | 110-120V ac 50/60Hz | 220-240V ac 50/60Hz
