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Performance Test
Individual Test Description
Individual Test Description
1. Frequency Accuracy Test
Description
This test checks the frequency accuracy of the E4980A test signal. The frequency accuracy
is checked at 1MHz with a frequency counter. Since the E4980A employs a Direct Digital
Synthesizer for the signal source, the frequency accuracy test at this frequency point can
verify the accuracy for the entire frequency range.
2. DC Source Level Accuracy Test
Description
This test checks the DC source level accuracy of the E4980A DC source port output signal.
3. DC Bias Level Accuracy Test
Description
This test checks the DC bias level accuracy of the E4980A DC bias signal.
4. DC Bias V Level Monitor Accuracy Test
Description
This test checks the DC bias V level monitor accuracy of the E4980A. (Option : 001 only)
5. DC Bias I Level Monitor Accuracy Test
Description
This test checks the DC bias I level monitor accuracy of the E4980A. (Option : 001 only)
6. AC Signal Level Monitor Accuracy Test
Description
This test checks the AC signal level monitor accuracy of the E4980A.
7. AC Signal Level Accuracy Test
Description
This test checks the AC signal level accuracy of the E4980A output signal.
Chapter 2
19
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Troubleshooting
