Tektronix Telescope 1502C Manual de usuario descargar pdf (Pagina 60)

Operator Tutorial

2–10

1502C MTDR User Manual

>=1 K W

578.000 ft

Figure 2–12: Ohms-at-Cursor Beyond Reflected Pulse

9. Turn the

POSITION control to move the cursor to the far left side of the

display (–2.000 ft). Note that the ohms-at-cursor reading is now < 1 W.

< 1 W

–2.000 ft

Figure 2–13: Ohms-at-Cursor Beyond Reflected Pulse

If the cursor is placed too near a fault, the reflection will not have stabilized,

which will make the ohms-at-cursor reading misleading. This is especially true

very near the instrument where some aberrations are still significant. See the

Ohms-at-Cursor section of the Operating Instructions chapter for more on the

limitations of this feature.

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Tektronix Telescope 1502C Manual de usuario Pagina 60