EXFO FTB-8500 Series for FTB-500 - Manual (Page 153)

Port Tabs
Ethernet and Fibre Channel Application 139
Optical RX
Frequency Analysis
Frequency (bps): Indicates the frequency of the input signal in bps.
Frequency Offset: Indicates the offset between the standard rate
specification and the rate of the input signal.
Max. Negative Offset: Indicates the offset between the standard rate
specification and the smallest rate recorded from the received signal.
Max. Positive Offset: Indicates the offset between the standard rate
specification and the largest rate recorded from the received signal.
Offset Unit: Allows the selection of the frequency offset unit. Choices are
bps and ppm. The default setting is ppm.
10 Gig-E WAN FTB-8510G: 9.95328 Gbps ± 995.33 Kbps (±100 ppm)
FTB-8120NGE/FTB-8130NGE/FTB-8525/FTB-8525:
9.95328 Gbps ± 1343.6928 Kbps (±135 ppm)
FC 1x 1.0625 Gbps ± 127.5 Kbps (±120 ppm)
FC 2x 2.125 Gbps ± 255 Kbps (±120 ppm)
FC 4x 4.25 Gbps ± 510 Kbps (±120 ppm)
FC 10x 10.51875 Gbps ± 1262.25 Kbps (±120 ppm)
Interface Standard Rate Specification