IOP and IOA Module Specifications
4-port ATM UNI OC-3c/STM-1 IOP Module
Beta Draft Confidential
CBX 500 Multiservice WAN Switch Hardware Installation Guide 4/5/03A-27
Cable Specifications (STM-1 Electrical)
Signal Distance/Levels (Single-mode Laser Optics)
• Medium-Reach:
– Upto15kilometers
– TX Power: -15dBm to -8dBm
– RX Sensitivity: -8dBm, -28dBm
– Nominal Wavelength: 1310 nm
• Long-Reach:
– Upto40kilometers
– TX Power: -5dBm to 0dBm
– RX Sensitivity: -10dBm, -34dBm
– Nominal Wavelength: 1310 nm
Signal Distance/Levels (Multimode LED Optics)
• Up to 2 kilometers
• 62.5/125 micron fiber
• TX Power: -14dBm, -20dBm
• RX Sensitivity: -14dBm, -29dBm
Table A-11. Cable Specifications
Interface
Type
Number
Twisted
Pairs
DC Res.
Ω/km
Nom.
Imp
Ω
Nom.
Capacitance
pf/m
%
Shield
Max.
Length
G.703 - 75
Ω N/A 49.2 75 66.7 95% 120 m