Tektronix TekRanger 2 TFS3031, Руководство по обслуживанию

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Performance Check – TekRanger 2 (serial nos. B052000 and above)
4–40
TFS3031 TekRanger/TekRanger 2 Service Manual
19. Select cursor A and move it to the start of the pulse. See figure 4–22.
Figure 4–22: Singlemode Event Dead Zone
20. The event dead zone is the distance difference between cursors A and B,
15 m in this example.
21. Verify that the event dead-zone measurement is equal to or less than the
specifications for the wavelength and pulse width being tested.
22. Repeat steps 3 through 21 for 1310 nm or 1625 nm if the unit is an
option 06, option 10, or option 12.