Allenheath GR8A User Manual download pdf (Page 5)

GR8A USER GUIDE 5

Specifications

Connections

Input x8............................................ Balanced XLR pin 2 hot

Speaker x8 ......2 pin Phoenix type pluggable screw terminal

Headphones ........................................ TRS tip left, ring right

Monitor........ Unbalanced TRS tip signal, ring, sleeve ground

Remote standby ........................................9 pin D connector

Battery backup.........................4 pin Phoenix type pluggable

AC mains input ....................................................... 3 pin IEC

Input source selection

Independent........................................One input per channel

Common mono.................................Input1 to 1-4 and/or 5-8

Common stereo................Input1/2 to 1/2,3/4 and/or 5/6, 7/8

Input sensitivity for max power ...............................+4dBu

Input impedance................................................> 20k ohms

Input signal meters........................3 colour led per channel

Source ........................................................Post level control

Green..................................................... 140mW into 4 ohms

Amber......................................................... 10W into 4 ohms

Red.......................................................Approaching clipping

RMS output power per channel

Unbridged............................................ 60 Watts into 4 ohms

Unbridged............................................ 40 Watts into 8 ohms

Bridged .............................................. 120 Watts into 8 ohms

Peak transient power

Unbridged................................................. 130W into 4 ohms

Bridged ..................................................... 250W into 8 ohms

Slew rate................................................................... 10V/uS

Frequency response ...................20Hz to 20kHz +0/-0.5dB

Total Harmonic Distortion

6W into 8 ohms @ 1kHz.............................................. 0.03%

Signal to noise ratio

Relative to 60W into 4 ohms ......................................-100dB

Stand by .................................Separate control per channel

Control.........................Switch common +15V to channel pin

Attenuation ...................................................................-80dB

Inter-channel Crosstalk............relative to 60W into 4 ohms

@ 1kHz......................................................................< -70dB

@ 10kHz....................................................................< -60dB

Protection

Outputs..................................Short circuit, thermal, overload

Power up........................................... 2 second auto standby

Temperature.......... Sensing fan – stop, medium, high speed

Temperature indicator.............. 3 colour – green, amber, red

AC power requirement

Moulded plug to IEC lead supplied (country dependent)

Internally wired for country... 100, 110, 120, 220 or 240V.AC

Operating frequency ............................................... 47-63 Hz

Quiescent................................................................ 50 Watts

Maximum............................................................... 500 Watts

Mains fuse................................................T6.3A 250V 20mm

Battery backup requirement

24V battery x2......................................................... 10A max

Dimensions

19” rack mount .......................................482 x 380 x 88 (2U)

Desk mount.................................................... 440 x 380 x 92

Weight

Unpacked...........................................................12kg (26lbs)

Packed ..................................................................13kg (29lb

1 2 3 4 5 6 7 8 9 10 11

Comments to this Manuals

No comments

Allenheath GR8A User Manual Page 5

Comments to this Manuals

Related products and manuals for Control panel Allenheath GR8A