Passive Optical Network can however use optical amplifiers in certain cases to increase the reach, without the necessity to build up vast active-components infrastructure.
GPON class |
Optical Distribution Network range [dB] |
Attenuation range from the provider to an end user[dB] |
Max. physical reach (physical layer) [km] |
Class B+ |
13-28 |
13-28 |
40 |
Class C |
15-30 |
15-30 |
40 |
Class C+ |
17-32 |
17-32 |
60 |