NARDA PMM 9010 Series, User Manual

Page: 192 / 284

13-14 APD Mode Operating Instructions
From the upper left corner, the User can see if the Preselector is ON or OFF,
if the Preamplifier is ON or OFF, which attenuation is in use and the
minimum attenuation set (from 0 up to 50 dB).
The RBW for APD measurements must be mandatory set at 1 MHz and the
detector is Peak.
The second line shows whether the preceding step was Failed or Passed,
and in bold the time counter. Each step ends automatically when a period
equal to the value set in the Time field of the setup page is elapsed.
The third line shows in bold the tuned frequency, expressed in MHz.
On the right the battery icon indicates the charge status of the internal
battery of the PMM 9010.
On the ordinate of the graph there is the scale of probability values,
expressed in power of ten. The maximum value is mandatory to be 100% of
probability (10
0
).
Below the graph the scale of the signal level is reported on the abscissa.
Also the limits are indicated on the grid with related labels.
13.4.3.3 Finish and Next
Step During the test it is possible to partially or totally skip each one of the n
steps, using the Next Step key.
There is also the possibility to finish the test at any time by pressing the
Finish Test key.
At the end of each step an indication “PASS” or “FAIL” appears for a while,
depending on the test result.
13.4.3.4 Report
When all the n steps are completed the final APD report appears on the
screen. Refer to paragraph 13.4.2 of this manual for more information about
APD Report table.
13.4.4 Default Press this button to restore the common (default) values for the whole Setup
page. The values are indicated in the explanations of each parameter in
chapter 13.3 of the present manual.