NK Series User Guide (1.0) Installation • 3–7
Figure 3.15 NK-A32-HQ – 32x32 Rear IO
Specifications
Table 3.13 Inputs
Connection DB-25 Female on chassis (8 audio channels)
Connection Type Balanced active differential
Input Z 24 K Ω
Nominal Input Level +4 dBu or -10 dBu (selectable via solder links)
Maximum Input Level +24 dBu
CMRR 60 dB
Table 3.14 Outputs
Connection DB-25 Female on chassis (8 audio channels)
Connection Type Balanced active differential
Output Z 50 Ω differential
Nominal Output Level +4 dBu or -10 dBu (selectable via solder links)
Maximum Output Level +24 dBu
Table 3.15 Performance
Frequency Response ±0.1 dB, 20 Hz to 20 kHz
-3 dB, 100 kHz
Distortion .005 %
Noise -90 dB below +4 dBu
Crosstalk -86 dB below +4 dBu Below noise
Video Reference Loop
T-Bus Connections
Inputs Outputs
Power
Outputs Inputs
LEFT RIGHT
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