Agilent Technologies PSA Series Manual page 68

Making Measurements
Frequency Counter Measurement
default number is 25 when switching to
during the average period, wait until the averaging is done or the next
averaging period starts.
4. To change the average mode, toggle the
Repeat
5. To change the RBW, press the
unit. The default setting is
Step 7. You can adjust the display by pressing
1. Press the
setting is
2. Press the
setting is
3. Press the
input the reference frequency value and unit. When the reference is set to 0 or
the measurement result is 0 under log ratio mode, the result displayed is "- -
-".
4. Press the
For Model E4440A, E4443A and E4445A, the PSA is set from DC coupling to AC
NOTE
coupling when searching signals above 100 MHz using Auto tuning. If no signal is
found with full span search, press
under 100 MHz.
For Model E4446A, E4447A and E4448A, the PSA is always set to DC coupling.
68
. The default average mode is
RBW
.
1 kHz
key and select a display unit key, like
Display Unit
.
Hz
key to toggle between
Display Mode
.
Normal
key to toggle between
Ratio Ref
key to toggle between
Ratio Mode
Preset
. When the input signal is changed
On
key between
Avg Mode
.
Repeat
key and enter the bandwidth value and
, then:
AMPLITUE/Y Scale
MHz
and
Normal Ratio
and . When you select
Auto Man
and .
Log Linear
to reset to DC coupling for a new search
and
Exp
. The default
. The default
,
Man
Chapter 3