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Table 6 1000BASE-ZX GBIC specifications (continued)
Type
Distance
Receiver Characteristics
Wavelength
Minimum receiver sensitivity
Maximum input power
Note:
are used, there is a risk of overloading the receiver. It
may be necessary to insert an in-line optical attenuator
in the link to prevent overloading, as follows:
•
Insert a 10 dB in-line optical attenuator between the
fiber optic cable plant and the receiving port on the
1000BASE-ZX GBIC, at each end of the link, if the
fiber optic cable span is less than 25 km.
•
Insert a 5 dB in line optical attenuator between the
fiber optic cable plant and the receiving port on the
1000BASE-ZX GBIC, at each end of the link, if the
fiber optic cable span is less than 50 km.
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When shorter lengths of single-mode fiber cable
Specifications
70 km
1200 to 1550 nm
-22 dBm
-3 dBm
14
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