Agilent Technologies E4419B User Manual page 50

Power Meter Operation
Zeroing and Calibrating the Power Meter
There are a variety of methods to connect the power sensors to the power
meter depending on the model of power sensor you are using. Refer to
Table 2-1 on page 2-12 for details on connecting different power sensor
models.
Note
Example
To calibrate both channels of the power meter. The reference calibration
factors for the power sensors being 98.8% and 99.4% for channel A and
channel B respectively:
2-10
System
Press ,
Tables A Linearity
Inputs
B Linearity ATyp
The following procedure details the calibration for channel A. To
calibrate channel B use the same procedure using the equivalent
channel B softkeys. To calibrate both channels sequentially follow
this procedure for channel A then repeat step "2" through to step
"5" using the equivalent channel B softkeys.
Zero
1. Press ,
Cal
Cal
2. Verify the reference calibration factor of your power sensor with
that displayed under
from the sensor calibration table if one is selected, otherwise it is
the last value set or the default of 100%. If the value is not correct
press
A Ref CF
calibration factor in a pop up window. Modify this reference
calibration factor (see below) as desired.
Use or
currently positioned.
Use or
3. To confirm your choice press
4. Connect the power sensor to the POWER REF output.
5. Press to calibrate the power meter. During calibration the
Cal A
wait symbol is displayed. (The power meter automatically turns
on the POWER REF output.)
Zero
• Press , .
Cal
Cal
• Press
A Ref CF
enter 98.8. Press
,
or .
DTyp
.
. The value shown is obtained
A Ref CF
. The power meter displays the reference
to modify the digit on which the cursor is
to move to other digits.
.
%
. Use the , ,
.
%
or , or
ATyp DTyp
and hardkeys to
Agilent E4419B User's Guide