Intellisystem IT-900-IPC Series User Manual page 87

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3. Click "+"or"-" to adjust wave speed, while display length is the same with the actual Length, click
"Save" to save calibration data . It can be used for the same cable testing next time.
Application: TDR test is used for pulse reflection method, to transmit pulse signal for tested cable,
when cable is open circuit or short-circuit, reflected pulse is generated, the tester receives and deals with
the reflected wave, measurement results displayed on the screen. TDR can test cable open circuit and
short circuit, help engineer quickly find the cable's problem location. It is more convenient and efficient
to repair the faulty cable.
Note: The TDR reflect signal could be affected by the cable quality/ cable's not