Agilent Technologies 83640B Service Guide

157.
On the
synthesizer,
set:
4
CONT
54
SWEEP TIME
54
0
54
msec
5
158.
Press
4
SINGLE
5
sev
eral
times
to
initiate
several
sweeps.
If a
drop in
po
wer
greater than
1
division
o ccurs
when in
single sw
eep, increase
the A
term
of
the
dela
y
adjustmen
t
#593
to put
the
A
term
at
the
high
end
of
the
p
eak.
159.
On
the
syn
thesizer,
set:
4
ST
ART
5
4
7
5
4
GHz
5
4
CONT
5
4
SWEEP TIME
5
4
0
5
4
msec
5
4
PO
WER
LEVEL
5
4
25
5
4
dBm
5
160.
Decrease the
synthesizer
p
o
w
er
lev
el
un
til
the
lev
el
of
the
en
tire
trace
on
the oscilloscop
e
b
egins
to
drop.
161.
Switc
h
b
etw
een the
fastest sw
eep time
(0
ms)
and
500
ms
sw
eep
time
and
c
hec
k
that
p
ow
er
c
hanges
less
than
2/3
division
(

1
dB)
across
b
oth
bands.
If
the
c
hange
is greater
than
2/3
division,
readjust
the
appropriate
dela
y
term.
162. Adjust
calibration constan
t #592,
YTF
Bx
Dly
T
erm
A2,
to
maximize
p
o
w
er
at
the
start
of
band
2
(start
of
sw
eep).
163.
Adjust
calibration
constan
t
#602,
YTF
Bx
Dly
T
erm
B2,
to
maximize
po
w
er
at
the
end
of
band
2.
164. Adjust
calibration
constan
t
#211,
YTM
Rise;
Band
3
A2,
to
minimize
p
o
w
er
drop
out
at
the
start
of
band 3.
165.
On
the
syn
thesizer,
set:
4
ST
ART
5
4
10
5
4
GHz
5
4
PO
WER
LEVEL
5
4
25
5
4
dBm
5
166.
Decrease
the
syn
thesizer
p
o
w
er
lev
el un
til
the
lev
el
of
the
en
tire
trace
on
the
oscilloscop
e
b
egins
to
drop.
167. Adjust
calibration
constan
t
#212,
YTM
Rise;
Band
3
B2,
to
minimize
p
o
w
er
drop
out
at
the
start
of
band
3.
168.
On
the
syn
thesizer,
set:
4
SWEEP
TIME
5
4
0
5
4
msec
5
169.
Press
4
SINGLE
5
sev
eral
times
to initiate
several
sw
eeps.
If
a
drop
in
p
o
w
er
greater
than
1
division
o
ccurs
when
in
single
sw
eep,
readjust
the appropriate
delay
term for
the lo
cation
of
the
problem.
170. On
the syn
thesizer, set:
4
ST
ART
5
4
2.0
5
4
GHz
5
4
CONT
5
4
SWEEP
TIME
5
4
0
5
4
msec
5
4
MARKER
5
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
N
Marker M2
4
7
54
GHz
5 (asterisk
on)
4
POWER
LEVEL
5
4
25
5
4
dBm
5
171. Decrease the syn
thesizer po
wer lev
el un
til the lev
el of the en
tire trace on the
oscilloscop e
begins to drop.
172. Adjust
calibration constan
t #591, YTF Bx Dly T
erm A1, to maximize p o
wer at the start
of band 1.
173. Adjust calibration constan
t #601, YTF
Bx Dly T
erm B1, to maximize p o
wer at the high
end of band 1.
174. Adjust calibration constan
t #206, YTM Rise; Band 2 A1, to
minimize po
wer drop out at
the start of band 2.
175. Adjust calibration constant #209, YTM Rise; Band 3 A1, to minimize p ower drop out at
the start of band 3.
176. Switchbetween the fastest sweep time (0 ms) and 1s sweep time and checkthat power
changes less than 2/3 division (  1 dB) across all bands. If the change is greater than 2/3
division, readjust the appropriate delay term.
Agilent 8360 Adjustments
Amplifier/Filter Adjustments
3-57

Agilent Technologies 83640B Specifications

General

Brand	Agilent Technologies
Model	83640B
Category	Portable Generator
Language	English