Long-range 1.5 μm OTDR in a single-mode fibre using A D2gas-in-glass laser (100 km) or a semiconductor laser (60 km)

1985 ◽  
Vol 21 (12) ◽  
pp. 541-542 ◽  
Author(s):  
J. Stone ◽  
A.R. Chraplyvy ◽  
B.L. Kasper
1981 ◽  
Vol 17 (5) ◽  
pp. 187 ◽  
Author(s):  
D.C. Tran ◽  
K.P. Koo

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