Agilent Technologies 83620A - Video Feedthrough 2 Ghz; Millimeter Band Video Feedthrough Frequencies

Video Feedthrough
>
2
GHz
22.
Replace
the
130
MHz
lo
w
pass
lter
with
a
500
MHz lo
w pass
lter.
23.
Rep
eat
steps 7
through 10
to c
heck
video
gain
once
more.
24. On
the
oscilloscop
e,
reset
c
hannel
1
to
0.01
v
olts/division.
25.
Set
the
syn
thesizer
to
its
maxim
um
sp
ecied lev
eled p
ow
er and
rep
eat
steps
13 and
16 through
17 (the
oscilloscop e
and
pulse
generator
are
already
set
up)
for
the
CW
frequencies
in
T
able
2-23
.
Do
not
exceed
the
maxim
um
frequency
of
y
our
syn
thesizer.
Record
the
video feedthrough
in
T
able 2-23
.
T
able
2-23.
Millimeter
Band
Video
Feedthrough
Frequencies
F
requency
(GHz)
Video
F
eedthrough
(%)
5.0
10.0
15.0
20.0
23.0
28.0
35.0
45.0
26. Record
the w
orst case
value
in T
able 2-23
on
the
test
record.
Related
Adjustments
None
In Case of Difficulty
Refer to the
Troubleshooting manual.
HP 8360 Performance Tests
Pulse Modulation Video Feedthrough
2-95
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