Tektronix DG2040 User Manual page 232

SMA Cable: connect to the CLOCK OUT: CLOCK
connector on the DG2040 rear panel.
DG2040 Data Generator
CH0
CH0
Figure B 19: Delay time measurement connection
DG2040 Data Generator
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CH1
CH1
SMA female to BNC male adapter
and 50 W termination
Setup. Set the sampling oscilloscope as indicated below:
H Sampling oscilloscope
Displayed channel
Vertical axis
Horizontal axis
Acquire mode
Vertical offset
Trigger mode
Trigger level
Trigger source
Trigger slope
Trigger position
Vectored Trace
Procedure. Follow the steps below to verify the delay time accuracy:
1. Load the TP10DLY.PDA test pattern file from the performance check disk.
2. Press the START/STOP button on the front panel. The LED, corresponding
to the button, should be on.
3. Press the following buttons to set the DG2040 Data Generator CH0 output
delay time to –1.00 ns.
Appendix B: Performance Verification
11801C
CH1
SMA Cable
CH1 and CH2
. . . . . 50 mV/div for CH1 and CH2
. . . 500 ps/div
. . . . Average 32
. . . . 100 mV
. . . . Norm
. . . . . 100 mV
. . . . CH2
. . . . . Rising Edge
. . 50 %
. . . Off
SMA 5X attenuator
CH2
SMA 5X attenuator
TRIGGER
INPUTS
DIRECT
B 39