Agilent Technologies 83620A User Manual

Adjust the
reference
lev
el
to
p
osition
the
signal
p
eak
at
the
top
reference
graticule.
Use
this
reference
lev
el
for
all
harmonic
measuremen
ts.
26.
On
the
spectrum
analyzer, set:
Start
Frequency:
26.5 GHz
Stop
Frequency:
40
GHz
(HP
83640A)
38
GHz
(HP
83650A)
27.
Man
ually
sw
eep
the
syn
thesizer
across
the
frequency
range
while c
hecking
the
sp
ectrum
analyzer
displa
yfor
harmonics and
subharmonics. See
Table
2-11
for
the
YO
frequency
ranges
that
corresp
ond
to
the
RF
output
frequencies.
Since
an
external
mixer
is
used,
use
the
sp
ectrum
analyzer
signal
iden
tify
feature
to
v
erify
that
susp
ected
signals
are
in
the
26.5
to 40
GHz frequency
range. The
signals
most
lik
ely
to
app
ear
are
the
fth
and
sixth
YO
harmonics.
28.
Compare
the
amplitude
of
the
harmonics
and
subharmonics
to
the
sp
ecications
listed
in
the
test
record.
If
an
y
harmonics
or
subharmonics
are
within
5
dB of
the
sp
ecication,
mak
e
a
more
accurate
measuremen
t
using
the
\Harmonic/Subharmonic
V
erication
Pro
cedure
>
20
GHz"
that
follo
ws.
Note
the
w
orst
case
harmonic
and
the
w
orst
case
subharmonic from
26.5 to
40
GHz.
29.
F
or
the
HP
83640A
only: F
rom step
28,
determine
the
w
orst
case
harmonic
from

26.5
to

40
GHz
and
record
this
v
alue
on
the test
record.
F
or
the
HP
83640A/50A
only:
F
rom
steps
20
and
28, determine
the w
orst
case
subharmonic
from
>
20
and

40
GHz
and
record
this
v
alue
on
the
test record.
Harmonic
Measurement
38
to
50
GHz
Disr
e
gar
d
if
b
eyond
your
synthesizer's
c
apability.
30. Replace the HP 11970A mixer with the HP 11970Q Mixer (33
to 50 GHz).
31. On
the sp ectrum analyzer, select external mixer for the 33 to 50 GHz
frequency range and set the reference lev
el oset to comp ensate for the
conversion loss at 40
GHz.
32. On the syn
thesizer, press:
4
CW
54
40
54
GHz
5
2-46 Performance Tests
Spurious Signals (Harmonics Subharmonics)
HP 8360
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Agilent Technologies 83620A Specifications

General

Brand	Agilent Technologies
Model	83620A
Category	Blower
Language	English