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Low Noise EDFAs
They are ideal for testing instruments
Low Polarization Sensitivity
The coupler is a 3x3 1310 nm/1550 nm FBT wideband coupler
1550 nm PM Mini Type Manual Variable Attenuator 1064 nm (1+N)*1 Combiner (HP) Low Noise EDFAsMini Type Manual variable Attenuator operates by manually moving a shading element into optical beam. The shading element can be integrating adjusted to get any attenuation value in a range. It features low insertion loss, good resolution, high stability and good reliability. lt applies for pre emphasis attenuation, transmitter power control, in line power equalization, and amplifier power control, etc. FEATURES Low Insertion Loss Good Resolution High
