40. Displayed Average Noise Level, HP 8593EM
400 kHz
6. Press the following EMC analyzer keys:
4FREQUENCY5 400 4kHz5
4SPAN5 20 4kHz5
4AMPLITUDE5 37 dBV
4SWEEP/TRIG5 SWEEP CONT SGL (CONT)
7. Press the following EMC analyzer keys:
4BW5 30 4Hz5
4TRACE5 More 1 of 4 More 2 of 4
DETECTOR SMP PK (SMP) (For Options 101, 102, and 301:
DETECTOR PK SP NG (SP))
4SGL SWP5
Wait for the completion of a new sweep.
8. Press the following EMC analyzer keys:
4DISPLAY5 DSP LINE ON OFF (ON)
Adjust the display line so that it is centered on the average trace noise, ignoring any residual responses.
9.Record the display line amplitude setting as TR Entry 1 of the performance verication test record as the noise level at 400 kHz. The average noise level should be less than the specied limit.
1 MHz
10. Press the following EMC analyzer keys:
4FREQUENCY5 1 4MHz5
4SGL SWP5
Wait for the completion of a new sweep.
11. Press the following EMC analyzer keys:
4DISPLAY5 DSP LINE ON OFF (ON)
Adjust the display line so that it is centered on the average trace noise, ignoring any residual responses.