HP 8153A - Examining the Data

16. Press (Edit 1 , l;he EDIT operation indicator lights and the character field on
the left shows SAMPLES. The other character field shows the setting for the
number of samples to be taken.
Use the Modify keys to set the number of samples to 250.
17. Press [Nextl , the character field shows AUTODUMP. Make sure that it is OFF. If
it is not, use (J) or (]Q to switch it OFF.
18. Press (Nextl . The character field shows START Use (J) or QQ to set the state
to IMMEDIAT. This means that the logging starts immediately when you
execute it.
19. Press (Edit) again to get back to the display with LOGGIMG in the character
field.
You have now set the parameters for the application. The application takes
a just under a minute to record the values. While it is running try moving
and twisting the fiber to change the power received at the sensor.
20. Press (Exec) to Start the application. The instrument shows the RUN operation
indicator. While the application is running, the character field shows the
number of the sample that is being taken. When the application finishes,
the RUN indicator goes out.
Examining the Data
After you have run the Logging application, you can look at the data that has
been recorded. You do this using the Show application.
21. Press (More) . The character field shows the word SHOW.
22. Press (Edit) . The character field now shows MAXIMUM and the value of the
highest reading taken during the logging.
23. Press (Next) . The character field now shows MINIMUM and the value of the
lowest reading taken during the logging.
24. Press ( N ext ) . The character field shows DIFF and the difference between the
highest and lowest readings.
26. Press (Next) . The character field shows AVERAGE and the average of the
readings.
26. Press (Next) . The character field shows # 1 and the value of the first reading,
lb examine all the readings, use the (J) and {]Q.
1-12 Getting Started