33. Spurious Response, HP 8596EM

If necessary, adjust the EMC analyzer center frequency until the two signals are centered on the display.

42. Set the EMC analyzer by pressing the following keys:

4BW5 IF BW AUTO MAN (MAN) 1 4kHz5

AVG BW AUTO MAN (MAN) 100 4Hz5

43. Press the following analyzer keys:

4MKR !5 MARKER ! HIGH More 1 of 3 More 2 of 3 MARKER 1 4DISPLAY5 DSP LINE ON OFF (ON)

Set the display line to a value 54 dB below the current reference level setting.

44.The third-order intermodulation distortion products should appear 50 kHz below the lower frequency signal and 50 kHz above the higher frequency signal. Their amplitude should be less than the display line. See Figure 2-55.

Figure 2-55. Third Order Intermodulation Distortion, HP 8596EM

2-232 Performance Veri￿cation Tests