903-0628-00 Rev. 1
Model 903-HD User's Guide – FMB-X-2.5
Focal Technologies Corp.
Page 5-2
Table 5-1: Typical ROV System Power Budget
Fiber Loss
0.4 dB/km @ 1310 nm, 0.3 dB/km @ 1550 nm
Connector (ST/PC)
0.3 dB/conn
FORJ Loss (Max.)
4.0 dB
LINK
VIDEO/DATA
DATA
(Uplink) (Downlink)
Optical Data Rate
2.5 GBaud
2.5 GBaud
Direction
ROV to Surface
Surface to ROV
(Remote to Console) (Console to Remote)
Wavelength
1310 nm
1550 nm
Typical Output Power at Front Panel
Connector
-3.0
1.0
dBm
Losses:
Connector
-0.3
-0.3
dB
Connector
-0.3
-0.3
dB
TMS FORJ
-4.0
-4.0
dB
Connector
-0.3
-0.3
dB
Connector
-0.3
-0.3
dB
Cable (for 10 km length)
-4.0
-3.0
dB
Connector
-0.3
-0.3
dB
Connector
-0.3
-0.3
dB
Winch FORJ
-4.0
-4.0
dB
Connector
-0.3
-0.3
dB
Connector
-0.3
-0.3
dB
Total Losses
-14.4
-13.4
dB
Received Power
-17.4
-12.4
dBm
Dispersion Penalty
-1.0
-1.0
dB
Required Sensitivity at Front Panel
Connector (Far End)
-18.4
-13.4
dBm
Typical sensitivity at front panel
connector (Far End)
-28.0
-24.0
dBm
Available Margin
9.6
10.6
dB
Summary of Contents for Focal 903
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Page 79: ...903 0628 00 Rev 1 Model 903 HD User s Guide FMB X 2 5 APPENDICES ...
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Page 89: ...903 0628 00 Rev 1 Model 903 HD User s Guide FMB X 2 5 APPENDIX E BACKPLANE PIN CONFIGURATIONS ...