Nevion SL-3GHD128128-RC User Manual
Page 9
SL-3GHD128128-RC
Rev. A
nevion.com | 9
DVB-ASI:
EN50083-9.
Fiber transmission:
SMPTE 297-2006.
Optical signal inputs:
Sensitivity:
-18dBm.
Detector overload threshold:
0dBm.
Detector damage threshold:
>+1dBm.
Optical wavelength:
1260
– 1620nm.
Transmission circuit fiber:
9/125um single mode.
Connectors:
LC/UPC.
Optical signal outputs:
Light source:
FP laser.
Optical power:
0 to -5dBm, typ -2dBm.
Optical center wavelength:
1310nm.
Max. wavelength variation:
+/-20nm.
Transmission circuit fiber:
9/125um single mode.
Connectors:
LC/UPC.
Electrical signal inputs:
Connectors:
BNC, IEC 61169-8.
Impedance:
75 Ohm.
Return loss:
-
> 15dB (5 MHz
– 1.485 GHz);
-
> 10dB (1.5
– 3 GHz).
Cable equalization:
-
Automatic up to 70m @ 2.97Gbps, typical Belden
1694A;
-
Automatic up to 100m @ 1.485Gbps, typical Belden
1694A;
-
Automatic up to 300m @ 270Mbps, typical Belden
8281.
Electrical signal outputs:
Connector:
BNC, IEC 61169-8.
Impedance:
75 Ohm.
Return loss:
-
> 15dB (5 MHz
– 1.485 GHz);
-
> 10dB (1.5
– 3 GHz).
Signal level:
800mVp-p ±10%.
Rise/fall time:
20% - 80%
-
SD limit: 0.4ns
– 1.5ns, < 0.5ns rise/fall variation;
-
HD limit: < 270ps, < 100ps rise/fall variation;
-
3G limit: < 135ps, < 50ps rise/fall variation.
Amplitude overshoot:
< 10%.
Signal polarity:
Non-inverting electrical with respect to inputs.
Signal transition:
Timing jitter:
-
SD: < 0.2 UI;
-
3G / HD: < 1 UI.
Alignment jitter:
-
SD: < 0.2 UI;
-
3G / HD: < 0.2 UI.
Reference inputs:
Number of inputs:
1.
Connector:
75 ohm BNC female, loop-thru.
Return loss:
>40dB (100 kHz
– 5 MHz);
>35dB (5-10 MHz).
Signal format:
NTSC or PAL Black&Burst or HD Tri-Level according to
SMPTE 274M, SMPTE 276M.
Signal level:
Nominal 1.0Vp-p.
Field selectivity:
Field 1.