Allen&Heath GR05 - Manual (Page 21)

GR05 User Guide 21
Specification
System
Output level control High performance VCA system
Front panel or remote DC control, assignable mute
Ducking Internal triggered by Mic1 and/or Mic2
External triggered by opto-isolated remote input
Selectable -10dB, -20dB, mute, fast, slow
Routing Assignable 9 x 4 x 2 crosspoint matrix
OFF, DIRECT or VCA paths to each output
Signal meters 3-colour LED for each input and output
Green = signal (–12dB), yellow = 0dB, red = peak (+15dB)
Mic1,2 equalisers LF
±
12dB 70Hz shelf, H/MF
±
14dB @ 300Hz to 6kHz
Output equalisers LF
±
12dB 70Hz shelf, HF
±
14dB 9kHz shelf
Inputs
Mic/Line 1,2 Balanced XLR pin2 = hot 2kohm -58 to –22dBu
Phantom power = +15V Pad 10kohm -28 to +8dBu
Stereo Line 3,4,5 Dual RCA phono 10kohm -10dBV or +4dBu
Expander In 1,2,3,4 Part of 25way D female 10kohm 0dBu
Remote DC 1,2,3,4 Part of 25way D female 0V = off, +10V.DC = max
Ext. duck DC Part of 25way D female opto-isolated switch to 0V
Backup DC Part of 25way D female min +/-12V, max +/-15V.DC
300mA per rail
Mains Power Input 3pin IEC male socket 47-63Hz 18VA max
Internally wired for country mains AC voltage:
100V, 115V (110-120V), 230V (220-240V)
Fuse T630mAL 250V 20mm T315mAL 250V 20mm
Outputs
Zone out 1,2,3,4 Impedance balanced XLR pin2 = hot <75ohm
Trim adjustable –10dBV to +4dBu
Expander Out 1-4 Part of 25way D female as Zone 1,2,3,4 out
Remote DC ref Part of 25way D female +10V.DC 5mA max
Performance
Maximum output +20dBu into 2kohm
Internal headroom +20dB
Frequency response 20Hz to 50kHz +0/-1dB
Distortion < 0.005% THD+noise at +12dBu 1kHz
Crosstalk Better than 90dB shutoff, 80dB interchannel
Noise Mic EIN -128dB referred to 150ohm source
Line preamp -91dBu
Mix noise all routed < -86dB
Mechanical
Width 483mm (19”) Height 44/49mm (1.75”) 1U Depth 260mm (10.3”)
Weight Unpacked 4kg (9lb) Packed 5kg (11lb)