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HP4402.book : chapter1.fm 8 Wed Apr 23 15:29:05 1997
Getting Started
The Display Layout
1-8 HP EPM-442A User’s Guide
5. This field displays the units of measurement, either dBm, dB,
Watts or %.
6. This window is configured to show an analog meter which displays
the measurement result and the meter scaling.
7. This field displays the number of pages in the current softkey
menu. For example, “1 of 2” indicates that there are two pages of
softkeys and you are on the first page. Pressing moves you
to page “2 of 2”.
8. Any softkeys available are displayed in these four fields.
9. This field displays the title of the menu. For example, when the
power meter is initially switched on the “Contrast” menu is
displayed, and, if you press “Zero/Cal” is displayed.
10. This field indicates if the measurement result is outwith the upper
or lower limits set. If the measurement is within the limits this
field is empty. If the measurement result is less than the minimum
limit set, “Undr Lmt” is displayed. If the measurement result is
more than the maximum limit set, “Over Lmt” is displayed. Refer
to “Setting Measurement Limits”, on page 2-32 for further
information.
11. This field displays “Rel” if relative mode is on. Refer to “Making
Relative Measurements”, on page 2-24 for further information.
12. This field displays “Ofs” if an offset is set. Refer to “Setting
Offsets”, on page 2-26 for further information.
13. This field displays “Rng Hld” if a range is selected. Refer to
“Setting the Range”, on page 2-41 for further information.
14. This field displays “Dty Cyc” if a duty cycle is set. This allows you
to measure the power of a pulsed signal. Refer to “Measuring
Pulsed Signals”, on page 2-30 for further information.
15. This field displays the currently selected frequency or calibration
factor.
More
Zero
Cal