7 specifications – Grass Valley AMX-3981 2014 User Manual
Page 105
GUIDE TO INSTALLATION AND OPERATION
AMX-3981 | 99
7 Specifications
VIDEO INPUT/OUTPUT
Signal (1):
SMPTE-259M-C (270 Mbps),
SMPTE-292M (1
.
485, 1
.
485/1.001 Gbps),
SMPTE-425 (2
.
970, 2
.
970/1
.
001 Gbps)
Supported formats:
SD: 480i59
.
94, 576i50
HD: SMPTE-274M: 1080i59
.
94, 1080i50
HD: SMPTE-296M: 720p59
.
94, 720p50
HD: SMPTE-425 level A (mapping 1), level B: 1080p59
.
94, 1080p50
Cable length:
300 m Belden 1694A at 270 Mbps,
150 m Belden 1694A at 1
.
485 Gbps,
120 m Belden 1694A at 2
.
970 Gbps
Return loss:
>15 dB up to 3 GHz
Jitter:
HD/SD: <0
.
2 UI
3Gbps: <0
.
3 UI
AUDIO OUTPUT (8)
Sampling freq
.
:
48 kHz
Quantization:
24 bits
AES3
Level:
2
.
75 Vp-p
Impedance:
110 ohms balanced
AES-3id
Level:
1
.
0 Vp-p
Impedance:
75 ohms unbalanced
Return loss:
15 dB @ 6 MHz
REFERENCE INPUT
Signal (1):
Through the URS internal frame reference signal
OPTICAL
Signal:
Refer to SFP module specifications
LTC
Signal (1):
SMPTE 12M
Connector:
RJ-45 (-3SRP rear)
BNC (-3DRP rear)
Impedance:
<10 kohm (bridging 600 ohm) unbalanced
Level:
0
.
3 to 5 Vp-p
GPIO (-3DRP rear)
Signal (3):
Contact closure to ground
Connector:
RJ-45
Direction:
Bidirectional (application specific)