A fibre has a total rms pulse broadening of 5 ns. The laser and photodetector connected to either end of the fibre have bandwidths of 100 MHz and 1 GHz respectively. What is the maximum recommended digital transmission rate for a non-return to zero data source connected to this optical fibre system?
Options are:
1) Rb|max = 70 Mb/s
2) Rb|max = 107.9 Mb/s
3) Rb|max = 52.7 Mb/s
4) Rb|max = 500 Mb/s
5) Rb|max = 26.4 Mb/s
6) Rb|max = 100 Mb/s
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