What does DRA stand for?

Distributed Raman Amplification

This definition appears very rarely and is found in the following Acronym Finder categories:

Information technology (IT) and computers

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Samples in periodicals archive:

While distributed Raman amplification may be incorporated here for other reasons, standard EDFAs are sufficient to amplify the full spectrum of the C and L bands.

OptiMight's OMC 1600 Product Suite is First in Industry to Use More ...

TeraLight Ultra, available fourth quarter 2001, supports the newest technological advances such as distributed Raman amplification, which significantly extends the reach of optical transmission and reduces the costs associated with regeneration of the optical signal.

Alcatel Introduces Two New High-capacity Optical Fibers for ...

Distributed Raman amplification increases the distance between the optical amplifiers used to boost data signals -- further cutting costs -- and allows higher data capacity by spacing wavelength channels closer together.

Bell Labs Scientists Use Cost-Effective, Innovative Technology to ...