Tektronix 1503C, User Manual, Page: 99 / 128

Appendis B: Operator Performance Checks
1503C MTDR User Manual
B–7
O
F
F
O
F
F
O
F
F
O
N
ac –2.00 ft
Figure B–9: Distance at –2.00 ft
3. Turn the
n o
POSITION control counterclockwise until the display distance
window reads –2.00 ft (–0.62 m).
4. Set the 1503C front-panel controls:
IMPEDANCE 50
NOISE FILTER 1 avg
VERT SCALE 0.00 dB
PULSE WIDTH 2 ns
Vp .99
5. Connect the 50
W
precision terminator to the front panel.
6. Turn the NOISE FILTER control completely counterclockwise to the VERT
SET REF position.
7. Use VERT SCALE to increase the height of the pulse to four major divisions.
O
F
F
O
F
F
O
F
F
O
N
ac –2.00 ft
Figure B–10: Pulse Adjusted to Four Major Divisions in Height
8. Press STORE.
9. Turn the NOISE FILTER control back to 1 avg.