Nortel Networks 8672ATMM - Manual (Page 23)

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The OC-12c/STM-4 MDA uses SONET STS-3c/SDH STM-1
1300 nm optical transceivers with duplex SC-type fiber optic
connectors and either single mode fiber (SMF) or multimode
fiber (MMF) cabling.
Table 4 describes the OC-12c/STM-4
MDA 8672ATME and 8672ATMM Modules specifications.
Table 4 OC-12c/STM-4 MDA specifications: 8672ATME and
8672ATMM Modules
Parameter SMF description MMF description
Physical media 9/125 um 62.5/125 um
Line code NRZ NRZ
Wavelength 1274 to 1356 nm 1274 to 1356 nm
Average transmit
output power -8 to -15 dBm -14 to -20 dBm
Average receiver
sensitivity
-8 to -28 dBm -14 to -26 dBm
Distance 15 km 500 m
Input power 40 W 40 W
Thermal rating 138 BTU/hour maximum 138 BTU/hour maximum