8. Frequency Span Readout Accuracy, HP 8591EM
13.Set the EMC analyzer to measure the frequency span accuracy at 1 kHz by pressing the following keys:
4MKR5 More 1 of 3 MARKER ALL OFF 4BW5 30 4Hz5
14.Change to the next EMC analyzer span setting listed in Table
15.On the EMC analyzer, press 4SGL SWP5. Wait for the completion of a new sweep, then press the following keys:
4MKR !5 MARKER ! HIGH
More 1 of 3 More 2 of 3 MARKER 1
More 3 of 3 NEXT PEAK
16.Record the
17.Repeat steps 15 and 16 for the 300 Hz EMC analyzer span setting.
18.Verify that the 300 Hz span setting is within 225 Hz to 255 Hz.