HP
84125C
System
Softkey
Reference
The
softkey
reference
describes
the
function
of
each
of
HP
84125C
system
softkeys
.
Refer
to
the
HP
8560
E-Series
Spectrum
Analyzer
User's
Guide
for
a
complete
description
of
the
spectrum
analyzer
front-panel
keys
and
softkeys
.
T
o
access
the
HP
84125C
system
softkeys
press
4
MODULE
5 ,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNN
USER
KEYS
.
F
or
your
convenience
,
the
top
softkey
placeholder
(that
is
,
top
right-hand
corner
of
the
screen)
shows
the
frequency
range
of
the
correction
factors
currently
loaded
into
the
spectrum
analyzer
.
It
is
also
used
to
preset
the
HP
84125C
system
interface
conditions
in
case
the
spectrum
analyzer
4
PRESET
5
key
is
pressed
or
the
power
is
turned
o.
The
system
interface
preset
conditions
are
as
follows:
Reference
level:
70
dBV
or
last
dened
LOG
state
Start
and
stop
frequencies:
selected
conguration
state
Limit
line
value:
64
dBV/m
or
last
dened
state
Limit
line
on
o:
On
or
last
dened
state
Amplitude
scale
mode:
Logarithmic
Amplitude
scale:
10
dB
per
division
Input
Attenuation:
20
dB
Resolution
bandwidth
(RBW):
1
MHz
Video
bandwidth
(VBW):
3
MHz
Amplitude
Corrections
(AmpCor):
On
Reference
level
oset:
specic
for
each
conguration
band
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
1GHz
to
18GHz
Softkey
that
loads
the
correction
data
and
parameters
for
the
1
to
18
test
set
conguration.
This
includes
the
corresponding
test-set
amplitude-correction
data
(that
is
,
the
ampliers
and
cables
are
summed
together),
antenna
correction
data,
and
appropriate
spectrum
analyzer
settings
for
making
an
EMI
measurement.
Note
The
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
1GHz
to
18GHz
softkey
depends
on
the
test-set
hardware
being
properly
congured.
That
is
,
the
test
set
must
be
congured
in
the
1
to
18
GHz
conguration
with
the
through
cable
and
antenna
that
corresponds
to
the
softkey
selection.
K
ey
P
ath
4
MODULE
5
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
USER
KEYS
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
HP84125C
Config
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
x
3
1GHz
to
18GHz
System
Interface
5-3
Содержание 84125C
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Страница 19: ...Figure 2 1 HP 84125C System Dimensions 2 4 Speci cations and Characteristics ...
Страница 23: ...Declaration of Conformity Figure 2 5 Declaration of Conformity 2 8 Speci cations and Characteristics ...
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Страница 55: ...DLP Softkey Menu Figure 5 1 DLP softkey menu 5 2 System Interface ...
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Страница 91: ...8 6 Customer Support ...
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