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Appendix A

CWDM OADM specifications

Table 9 CWDM OADM specifications

Item

Specification

 

 

 

 

Physical Dimensions

Plug-in Module Size

8.35” x 1.7" x 10.4"

 

Rack Mount

1RU

 

 

 

Connectors

Network Side

2 dual SC/PC

 

Equipment Side

2 dual SC/PC

 

 

 

Cabling

 

SMF, 9 µm

 

 

 

Environment

Operating

0 to 600C

 

Storage

40 to 850C

 

 

 

Wavelength Usage

Uni-directional

 

 

 

 

Typical insertion loss*

TX Equipment to RX Network (add)

1.2 dB

 

RX Equipment to TX Network (drop)

1.6 dB

 

Passthrough (Network to Network)

1.5 dB

 

 

 

Maximum insertion loss*

TX Equipment to RX Network (add)

1.9 dB

 

RX Equipment to TX Network (drop)

2.3 dB

 

Passthrough (Network to Network)

2.0 dB

 

 

 

Sigma

TX Equipment to RX Network (add)

.35 dB

 

RX Equipment to TX Network (drop)

.35 dB

 

Passthrough (Network to Network)

.40 dB

 

 

 

Isolation

TX Equipment to RX Network (add)

> 25 dB

 

RX Equipment to TX Network (drop)

> 50 dB

 

Passthrough (Network to Network)

> 28 dB

 

 

 

Passband

Centerwavelength

+/- 5nm

 

 

 

Directivity

 

< 55 dB

 

 

 

Optical

Wavelengths

1471 nm

 

 

1491 nm

 

 

1511 nm

 

 

1531 nm

 

 

1551 nm

 

 

1571 nm

 

 

1591 nm

 

 

1611 nm

 

 

 

*Multiplexer loss values include connector loss.

There is a one nanometer offset between the stated wavelength for the CWDM GBICs and the CWDM OADMs due to a shift in the center wavelength of the CWDM GBIC as it reaches typical system operating temperature.

Installation and Networking Guidelines for Optical Routing

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Nortel Networks 10396EA, 10292FA manual Appendix a Cwdm Oadm specifications