EXFO FTB-8500 Series for FTB-500 - Manual (Page 401)

System Tabs
Ethernet and Fibre Channel Application 387
Clock Synchronization
Ref Output
Note: Ref Output is only available with FTB-8510G, FTB-8535, and FTB-8130NGE.
For FTB-8130NGE and FTB-8535, the REF OUT signal is automatically
enabled on the REF OUT port (SMA connector) when the laser is turned ON.
Note: For FTB-8120NGE and FTB-8130NGE, the Ref Output is not available in Dual
Test Set one-way latency measurement mode.
Configuration

Divider Ratio: Allows the selection of the transmit test clock divider.
Choices are 16, 32, and 64. The following table shows the
corresponding output frequency in MHz.
Signal Analysis
Note: Not available with FTB-8510G.

Frequency (MHz): Displays the generated signal frequency in MHz.

Output Presence: Indicates the presence of a signal at the REF OUT
port (green) or not (gray).
Divider
Ration
LAN transceiver
mode
WAN transceiver
mode
Fibre Channel 10x a
a. Not available with FTB-8510G .
16 644.53 MHz 622.08 MHz 657.421875 MHz
32 322.266 MHz 311.04 MHz 328.7109375 MHz
64 161.133 MHz 155.52 MHz 164.355469 MHz