Datasheet > EM2009VOA8

EM2009VOA8

更新时间： 2024-09-25 01:19:27

品牌	Logo	应用领域
MRV		/
页数	文件大小	规格书
2页	1080K
描述
LambdaDriverÂ® - Variable Optical Attenuators (VOA) Module

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EM2009VOA8 数据手册

WDM & Optical Transport

Datasheet

LambdaDriver® -

Variable Optical Attenuators (VOA) Module

(EM2009-VOA4/EM2009-VOA8)

Features

Remotely tunable

Hot swappable

20dB range tuning

0.2dB steps

Lowest loss at Power down.

Applications

In services optical power adjustment

EM2009-VOA4/EM2009-VOA8

Overview

The Variable Optical Attenuators (VOA) modules are The role of the remotely tunable VOA is to eliminate the

important building blocks of the LambdaDriver Optical need for on-site presence and the associated cabling

Transport System.

handling when Optical Power level adjustments are

required.

Usually, a WDM network design is done using the worst-

case optical parameters speciﬁed by the vendors for The tremendous advantage of using the VOAs is obvious

various components such as Transponders, Pluggable

Optics etc. In many cases, the actual parameters turn out MRV provides two types of VOA modules:

to be different –better in the majority of cases. Also when The EM2009-VOA4 incorporates

4 Variable Optical

using Optical Ampliﬁers there might be a need to equalize Attenuators while the EM2009-VOA8 incorporates

the optical power levels of channels added at a node to Variable Optical Attenuators.The modules are single short-

those passing through and into the Optical Ampliﬁer. This size slot and so can be hosted in any LambdaDriver chassis

is where Optical Attenuators necessary.

with MNGP model management card.

Each attenuator can be separately and remotely tuned

Without VOAs, the task of performing the trimming and to the required value via the Management module of the

tuning of the Optical Power levels is done using ﬁxed or speciﬁc chassis. The attenuation range is from 0dB (clear

manually variable optical attenuators that require on site state) to 20dB in steps of 0.2dB.

presence and ﬁber optic patch cables handling.

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