Tektronix 1502C User Manual page 57

Operator Tutorial
2–6
ac
O
N
O
F
F
O
F
F
O
F
F
Figure 2–6: 3-foot Cable with Cursor at Incident Pulse
5. Adjust the VERT SCALE control to approximately 25 mr. Adjust the
n
POSITION control to keep the middle portion of the pulse on the display.
o
The bumps following the incident pulse are the aberrations from the internal
circuitry and reflections between the open end of the cable and the front
panel.
ac
O
N
O
F
F
O
F
F
O
F
F
Figure 2–7: 3-foot Cable with Cursor at Incident Pulse, Vertical Scale at 25 dB
–0.520 ft
–0.520 ft
Front-panel
Connector
1502C MTDR User Manual