HP 54753A User Manual

Single-ended TDR Measurements
Measuring Transmission Line Impedance
7-23
5 Connect an SMA short to the end of the cable.
6 Press the
Continue
softkey.
7 Remove the SMA short and connect an SMA 50 ohm load to the end of
the cable.
8 Press the
Continue softkey.
9 Remove the 50 ohm load and re-connect the cable to the demo board.
10 Press the
Clear display key. Whenever an external connection is changed,
Clear display should be pressed to reset averaging.
Next we will use the oscilloscopes impedance measurement feature to measure
the impedance of the narrow trace discontinuity.
1 Press the SETUP Channel 1/3 key.
2 Press the
Alternate scale . . . softkey.
3 Press the
Units
softkey and select Ohm.
4 Press the
Enter softkey.
5 Press the
Done softkey.
6 Press the
SETUP Marker key.
7 Press the
Reference softkey to select ref plane.
8 Press the
Marker units . . . softkey.
9 Press the
Vertical units softkey to select Ohm.
10 Press the
Done softkey.

HP 54753A Specifications

General

Brand	HP
Model	54753A
Category	Control Unit
Language	English