1490nm Single Band Raman AmplifierOptilab Raman Amplifier Module Units are designed for distributed Raman amplification in a narrow spectral range in C band. Configured with two high power pump laser diodes at 1490 nm, the RA 1490 M unit provides over 10 dB On Off gain flattened amplification. The unit includes micro controller based laser current control circuitry for enhanced stability and reliability. RA 1490 M is an ideal amplifier for single channel to multi channel long haul
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