29. Spurious Response, HP 8591EM
Figure
Second Harmonic Distortion Test Setup, 30 MHz, HP 8591EM
3.Press 4PRESET5 on the EMC analyzer, then wait for the preset routine to nish. Set the EMC analyzer by pressing the following keys:
4FREQUENCY5 30 4MHz5
4SPAN5 10 4MHz5
4AMPLITUDE5 97 4+dBV5
4MKR !5 MARKER ! HIGH
4MKR5 More 1 of 3 MK TRACK ON OFF (ON)
4SPAN5 1 4MHz5
4.Wait for the AUTO ZOOM message to disappear, then press the following EMC analyzer keys:
4MKR5 More 1 of 3 MK TRACK ON OFF (OFF)
4BW5 30 4kHz5
5.Adjust the synthesizer level generator amplitude to place the peak of the signal at the reference level (97 dBV).
6.Set the EMC analyzer control as follows:
4BW5 1 4kHz5
AVG BW AUTO MAN (MAN) 100 4Hz5
7.Wait for two sweeps to nish, then press the following EMC analyzer keys:
4MKR !5 MARKER ! HIGH