... BPON,EPON,GPON networking structures. Simply connect the fiber and read the results.Simultaneous measurement of PON signals ... transmission problems- fiber cuts, dirty connectors, fiber cuts, macro bending, optical transmitter failure, etc. may cause signal loss or degradation. ... 10Power Uncertainty (dB)≤ 0.5Accuracy (dB)0.01Insertion Loss (dB)≤ 1.5Fiber TypeSingle-mode fiberConnector TypeFC/APC( ...