13. Scale Fidelity, HP 8590 EM-Series

reading should be less than 0.25 dB. If the Log/Linear Error is greater than 0 dB, continue with the next step.

35. On the EMC analyzer, press the following keys:

More 1 of 3 MARKER !REF LVL

More 2 of 3 More 3 of 3 MARKER ! HIGH

36. Record the peak marker amplitude reading in linear mode.

Linear Mode Amplitude Reading

 

dB￿V

37. On the EMC analyzer, press the following keys:

4AMPLITUDE5 SCALE LOG LIN (LOG)

4MKR !5 MARKER ! HIGH

38. Record the peak marker reading in Log mode below.

Log Mode Amplitude Reading

 

dB￿V

 

39.Subtract the Log Mode Amplitude Reading from the Linear Mode Amplitude Reading, then record this value as the Linear/Log Error.

Linear/Log Error

 

dB

40.Record the Linear/Log Error as TR Entry 73 in the performance veri￿cation test record. The absolute value of the reading should be less than 0.25 dB.

41.Press the following EMC analyzer keys:

4AMPLITUDE5 SCALE LOG LIN (LOG)

4BW5 IF BW AUTO MAN (MAN) 300 4Hz5

4SPAN5 10 4kHz5

42.Repeat steps 29 through 39 for the narrow bandwidths. Record the results in the performance veri￿cation test record as TR Entry 74.

Performance Veri￿cation Tests 2-69