Tektronix 1502C ユーザーズマニュアル
Operator Tutorial
2–6
1502C MTDR User Manual
O
F
F
O
F
F
O
F
F
O
N
ac
–0.520 ft
Figure 2–6: 3-foot Cable with Cursor at Incident Pulse
5. Adjust the VERT SCALE control to approximately 25 m
r. Adjust the
n
o
POSITION control to keep the middle portion of the pulse on the display.
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.
circuitry and reflections between the open end of the cable and the front
panel.
O
F
F
O
F
F
O
F
F
O
N
ac
–0.520 ft
Front-panel
Connector
Connector
Figure 2–7: 3-foot Cable with Cursor at Incident Pulse, Vertical Scale at 25 dB