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March 23, 2016 at 1:48 pm
#33631
hi fayiqa,
DMLs called as directly modulated lasers… will provide you got results for very long link as compared to EMLs
EMLS called as externally modulated lasers.. will provide overall better quality for small links as compared to DMLs
you are taking about PON networks wich have ususlly small range
it is better to use EMLS
with regards