Performance Tests
4-42
AWG2021 Service Manual
External Trigger Level Accuracy Check
This procedure checks the external trigger level accuracy of the AWG2021.
Electrical
Characteristic
Checked
Auxiliary Inputs, Trigger, Accuracy, on pageĂ1-12.
Equipment
Required
Two 50Ă
W
coaxial cables
One function generator
One oscilloscope
Prerequisites
The AWG2021 meets the prerequisites listed on page 4-7.
1. Install test hookup and set test equipment controls:
a. Hook up oscilloscope: Connect the AWG2021 CH1 output through a
coaxial cable to the oscilloscope CH1 vertical input.
b. Hook up function generator: Connect the AWG2021 TRIGGER INPUT
through a coaxial cable to the function generator output (see Fig-
ure 4–17).
Oscilloscope
AWG2021
540
TDS
AWG2021
Function Generator
FG 5010
Figure 4-17: External Trigger Level Accuracy Initial Test Hookup
c.
Set oscilloscope controls:
Vertical
CH1
. . . . . . . . . . . . . . . . . . . . . .
CH1 Coupling
DC
. . . . . . . . . . . . .
CH1 Scale
0.2 V/div.
. . . . . . . . . . . . . . . .
CH1 Input Impedance
50
W
. . . . . . .
Содержание Tektronix AWG2021
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