NARDA 8718B, User Manual

Page: 22 / 137

21 Chapter 4 Making a Measurement
Alternate Measurement Display Screen
(Shaped Probes)
FIELD STRENGTH
• Indicates actual
measured value
• Unit of measure can be
changed by going to the
First Menu Screen
Alternate Measurement Display Screen
(Flat Probes)
The Alternate Measurement Display Screen for flat frequency
response probes is the same as the screen for shaped
frequency response probes except as indicated below.
1 2 . % S D T
0 . 6 1 W m m z c /
2
1 0 . 0 0 H G
A M I N M A X R M E N U F R E Q
1
F1 F2 F3 F4
FIELD STRENGTH
• Indicates actual measured value
• Unit of measure is always % STD
for shaped frequency response
probes
BAR GRAPH
• Indicates approximate
field strength
• 100 segment, three 10:1
(10 dB) ranges
CALCULATED
FIELD STRENGTH
• Displays field strength
in mW/cm
2
that has
been calculated from
the % STD reading
using the referenced
standard and the
indicated frequency
PROBE FREQUENCY
CORRECTION
• CF = 1.00 indicates
no correction factor is
being applied
• CF= X.XX indicates
the numeric value that
is being applied
• A frequency displayed
here indicates that the
meter is applying a
correction factor
based on the stored
calibration data for the
specific probe in use.
F1
Change to the
Alternate
Measurement
Display Screen
F3
Go to the First
Menu Screen
F4
Allows you to enter
or change the
frequency that you
are correcting for
probe frequency
deviation
. 2 6 W m m c /
2
1 2 5 . 2 % S T D 1 0 . 0 0 H z G
A M I N M A X R M E N U F R E Q
6
F1 F2 F3 F4
CALCULATED
PERCENT OF
STANDARD
• Displays percent of
standard that has been
calculated from the
field strength reading
using the referenced
standard and the
indicated frequency