Alcatel-Lucent LambdaXtreme 1625 WWAF31 Optical Amplifier CP Module

The Alcatel‑Lucent LambdaXtreme 1625 WWAF31 (also identified as WMAPMNPAAH) is an advanced optical amplifier control processor module designed for the LambdaXtreme 1625 DWDM (Dense Wavelength Division Multiplexing) transport platform. This module provides sophisticated optical amplification, gain equalization, and real‑time performance monitoring, ensuring optimal signal quality across long‑haul and metro optical networks.

Overview

The WWAF31 module is a key component of the LambdaXtreme 1625 system, which is used for high‑capacity optical transmission over hundreds of kilometers. The module integrates erbium‑doped fiber amplifier (EDFA) and/or Raman amplifier control, along with gain flattening filters and dynamic gain tilt management. It operates under the supervision of the system's main controller and communicates via a dedicated management bus. The module supports both C‑band and L‑band amplification (depending on configuration) and includes comprehensive alarm and performance monitoring functions.

Key Features

• Integrated EDFA and/or Raman amplifier control

• Automatic gain control (AGC) and automatic power control (APC)

• Dynamic gain tilt equalization for multi‑channel operation

• Real‑time monitoring of input/output power, gain, and noise figure

• Built‑in optical channel monitor (OCM) for spectral analysis

• Hot‑swappable module for easy maintenance

• Management via SNMP and TL1 interfaces

Technical Specifications

• Amplifier Type: EDFA (C‑band or L‑band) with optional Raman

• Gain Range: 15‑30 dB (adjustable)

• Noise Figure: ≤ 5 dB (typical)

• Input Power Range: -10 to +5 dBm

• Output Power: Up to +23 dBm (depending on variant)

• Gain Flatness: ≤ 1 dB over full band

• Wavelength Range: 1529‑1565 nm (C‑band) or 1565‑1610 nm (L‑band)

• Optical Connectors: SC/APC or LC/APC

• Power Supply: -48 VDC from chassis

• Power Consumption: 50 W typical

• Operating Temperature: 0°C to 45°C

Applications

This module is deployed in long‑haul and metro DWDM systems to compensate for fiber attenuation and enable multi‑span transmission. It is used in backbone networks, submarine cable landing stations, and large enterprise private optical networks.

Integration and Management

The WWAF31 integrates with the LambdaXtreme 1625 network management system, providing full visibility of optical performance. Operators can configure gain targets, monitor amplifier health, and receive alarms for power excursions or component failures.

Installation and Maintenance

Install the module into a designated slot of the LambdaXtreme chassis, secure it, and connect the optical fibers to the front‑panel ports. The system automatically discovers the module and loads parameters. Routine maintenance includes cleaning optical connectors and reviewing performance logs.

Conclusion

The Alcatel‑Lucent LambdaXtreme 1625 WWAF31 optical amplifier module provides precise, reliable amplification for high‑capacity DWDM networks, ensuring signal integrity and system resilience.