Grass Valley SMS-6000 Series - Manual (Page 38)

1-21
Specifications
Table 1-6. Analog Audio Specifications
Audio Inputs
Signal level 0dBu nominal, +24dBu maximum
Impedance 20K
Ω
Common Mode Rejection
20Hz to 3KHz
3KHz to 20KHz –80dB, –100dB typical
–60dB, –70dB typical
Common Mode Level +30dBu maximum with no signal
Audio Outputs
Impedance 40
Ω
balanced
DC on output
±
50mV
Signal Path
Impedance
±
0.1dB
Frequency Response 20Hz to 20KHz
to 150KHz
±
0.25dB
3dB
Relative delay between two routes 1
µ
s
Total harmonic distortion
–10dBu to +20dBu, 20Hz to 20KHz 0.02%, 0.01% typical
Crosstalk 20Hz to 20KHz –90dB worst case, –105dB typical
Noise 20Hz to 20KHz –85dBu rms unweighted, –90dBu typical
Power
Rear panel voltage selector 90–132V 50/60H
180–264V 50/60Hz
Power consumption 1RU, 25 watts
2RU, 50 watts
Connector 1RU, IEC with retaining latch
2RU, IEC with retaining latch, backup
optional
Power fail alarm output
Both Power Supplies good
Power Supply failed or absent
screw terminals
closing relay contact, rated at 250mA, 50V
open relay contact
Technical and chassis ground,
cable shields screw terminals