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NNNNNNNNNNNNNNNNNNNNNNNNNN
EXTERNAL
Sets
the
trigger
to
external
mo
de.
Connect
an
external
trigger
source
to
J5
(EXT/GA
TE
TRIG
INPUT)
on
the
rear
panel.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
EXTERNAL
MIXER
Accesses
a
men
u
of
external-mixer
functions.
Not
available
with
an
8560E/EC
Option
002
and
non-functional
in
Option
327.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
EXT
MXR
PRE
UNPR
Selects
either
preselected
or
unpreselected
external
mixing
mo
de.
Not
available
with
an
8560E/EC
Option
002
and
non-functional
in
Option
327.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
FACTORY
PRSEL
PK
Restores
the
factory
preselector-p eaking
data
as
the
curren
t
preselector
data.
Only
with
internal
mixing
ab
ove
2.9
GHz.
NNNNNNNNNNNNNNNNNNNNNNNNNN
FFT
MEAS
P
erforms
a
discrete
F
ourier
transform
on
the
input
signal,
con
v
erting
zero-span
information
in
to
the
frequency
domain.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
FM
DEMOD
ON
OFF
Switches
FM
demo dulation
ON
and
OFF.
NNNNNNNNNNNNNNNNN
FOCUS
P
ermits
fo
cusing
of
the
display
for
8560
E-Series
instrumen
ts,
using
the
data
k
eys,
the
step
k
eys,
or
the
knob.
Note:
8560
EC-Series
instrumen
ts
use
a
at-panel
display
whic
h
do es
not
require
adjustmen
t,
and
is
not
adjustable..
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
FRAC
N
FREQ
Displa
ys
the
fractional
N
frequency
corresp onding
to
the
curren
t
start
frequency
.
NNNNNNNNNNNNNNNNNNNNNNNNNN
FREE
RUN
Sets
the
trigger
to
free-run
mo
de;
sw
eep
triggers
o ccur
as
rapidly
as
the
sp ectrum
analyzer
will
allo
w.
4
FREQ
COUNT
5
T
urns
the
frequency
coun
ter
on
(activ
ates
a
marker
if
none
is
presen
t)
and
accesses
a
men
u
of
coun
ter
and
marker
functions.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
FREQ
DIAGNOSE
Accesses
a
men
u
of
diagnostic
functions
whic
h
allo w
v
arious
in
ternal
parameters
to
b e
display
ed.
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
FREQ
DSP
OFF
T
urns
o
all
frequency
related
annotation.
Press
4
PRESET
5
to
restore
annotation.
4-24
Front
P
anel
Key
Functions
Summary of Contents for 8560 E-Series
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Page 31: ... Available only with internal mixing Menu Trees 3 3 ...
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Page 189: ...A Block Diagrams Block Diagrams A 1 ...
Page 190: ...8560E EC Block Diagram A 2 Block Diagrams ...
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