17. Resolution (IF) Bandwidth Accuracy, HP 8590 EM-Series

4AUX/USER5 More 1 of 3 3 dB POINTS

4AMPLITUDE5 SCALE LOG LIN (LOG) 1 4dB5

4BW5 300 4Hz5

31.Set the EMC analyzer bandwidth and span according to Table 2-23.

32.Press 4SGL SWP5. Record the 03 dB POINTS: readout in the performance veri￿cation test record as indicated in Table 2-23.

33.Repeat steps 31 through 32 for each of the bandwidth settings listed in Table 2-23.

Table 2-23.

Resolution (IF) Bandwidth Accuracy for Narrow

Bandwidths

Resolution (IF)

Frequency Span

TR Entry

Bandwidth

 

(03 dB Readout)

 

 

 

300 Hz

1 kHz

11

100 Hz

1 kHz

12

30 Hz

300 Hz

13

 

 

 

6 dB EMI 200 Hz Bandwidths

It is normal for the 200 Hz bandwidth shape to have a dip in the center of the response.

34. Press the following EMC analyzer keys:

4AUX/USER5 More 1 of 3 6 dB POINTS

4BW5 200 Hz EMI BW

35.Press 4SGL SWP5. Record the 06 dB POINTS: readout in the performance veri￿cation test record as TR Entry 14.

2-92 Performance Veri￿cation Tests