7-20
RF
Power
Meter
Input Frequency
Auto
Tuning
5.
You
can
also
allow the
HP
8901B
to automatically tune to the new
input frequency by pressing the
FREQ
key, the
Blue Shift
key,
and
the
AUTO
TUNING
(TRACK
MODE)
key.
After the
HP
8901B
displays the new input frequency, press the
MHz
key and then
the
RF
POWER
key to re-enter the
RF
Power measurement mode.
Input Amplitude
Remember
If
the frequency of the input signal changes, always change the
frequency setting
of
the
HP
8901B as
well.
100
kHz
to
2.6
GHz
(HP
11722A)
6.
To
verify that the frequency setting
of
the
HP
8901B
is the same
as
the frequency
of
the
signal
generator, press the
Blue Shift
key
and
then the
DlSP FREQ
(kHz
$)
key.
You
can use this method to
check frequency tuning when in any of the measurement modes.
-20
dBm
(10
pW)
to
+30
dBm
(1
W)
RF
power
Measurement Ranges
From now on, simply select
RF
Power to make accurate, calibrated
RF
Power
measurements throughout the following ranges using an HP
11
722A
Sensor Module:
I
I
I
To
Learn More...
Chapter
4
in this guide provides information about the HP 8901B’s
additional capabilities when in the
RF
Power mode. Refer to
Chapter
4
when
you want to
find
out more about:
0
Calibration
-
The RF Power calibration technique.
0
Extending Operation -
The special operating capabilities that enable
you to adapt the
RF
Power measurement to the specific conditions of
your input signal.
Power measurements.
0
Help
-
Solutions to setup or operating problems when making
RF
Refer to
Chapter
5
for examples
of
RF
Power measurement applications.
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