
7. Set the signal generator output frequency to the maximum bandwidth frequency
of the oscilloscope. For the maximum bandwidth frequency of the oscilloscope,
refer to
.
8. Adjust the horizontal timebase of the oscilloscope.
9. Check the "AC.RMS" result list at the right section of the screen. Read and record
the data as Vout
max
.
10. Record the power meter reading P
max
, and convert the power to V according to
the following formula.
11. Calculate the test results by using the formula below:
12. The above result should be greater than -3 dB.
13. Repeat Step 3-12 according to the test record form and calculate the test results.
5.4.4
Test Record Form
Model
Limit
CH1
CH2
CH3
CH4
DS70304 (3 GHz)
-3 dB
DS70504 (5 GHz)
-3 dB
5.5
Timebase Accuracy Test
5.5.1
Specification
Timebase Accuracy
[1]
Specification
±(0.5 ppm + 1 ppm
[2]
/year × Number of Years that the
Instrument Has Been Used
[3]
)
NOTE
[1]: Typical.
[2]: Clock Drift.
[3]: For the number of years that the instrument has been used, please calculate according to
the date in the verification certificate provided when the instrument leaves factory.
Performance Verification Test
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
DS70000 Performance Verification
25
Содержание DS70000 Series
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