99.
Adjust
calibration
constant
#571, YTF
Dly T
erm
B
Hrm
1,
to
maximize
po
w
er
for
the
high
end
of
band
1.
Set
the
calibration
constan
t
for
the
middle
of
the
p
eak
ed
range.
100.
Adjust calibration
constant
#205, YTM
Rise; Band
1,
to
minimize
p
o
w
er
drop
out
at
the
start
of
band
1.
Band
2
Adjustment.
Note
If
the
oscilloscop
e
is
not
already
set
to
5 mV/division
(or 10
mV/division for
the HP
83623A/24A),
do
so
no
w.
The
logarithmic
scale
is
calculated
with
the
5
mV/division
v
alue
so
for
mo dels
using 10
mV/division
the
logarithmic
scale
m
ust
c
hange
b
y
half.
101.
On
the
syn
thesizer,
set:
4
ST
ART
5
4
7
5
4
GHz
5
4
STOP
5
4
13.5
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
102.
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.
103.
Switc
h
b
et
w
een
the
fastest
sw
eep
time
(0
ms)
and
200 ms
sweep
time
and
c
hec
k
that
p
o
w
er
c
hanges
less
than

2/3
division.
If
not,
adjust
the
appropriate
rise
or
dela
yterm
(steps 106
through 108)
and
then
rep
eat
this
step.
104.
On
the
syn
thesizer,
set:
4
SWEEP
TIME
54
0
54
msec
5
105.
a.
Press
4
SINGLE
5
sev
eral
times
to
initiate
sev
eral
sw
eeps. Note
any
drop in
p
o
w
er.
b.
Press
4
SINGLE
5
4
RF
ON/OFF
5
.
Then
press
4
RF
ON/OFF
5
again
(LED
on)
and
note an
ydropin
power.
c. The p o
wer loss noted in step a can b e no smaller than the p
ower loss
noted in step b. If the step a p
ower loss is greater than the step b
power loss b
y 1 division (

1.5 dB), increase the A term of the dela
y
adjustment #562 to put the A term at the high end of the
peak. Then
repeat from step
103.
If
the p o
wer loss in step a is
not
smaller than that in step b, skip the
rest of \Band 2 Adjustment" and continue with \Band 3 Adjustment".
3-74 Adjustments
Amplifier/Filter Adjustments
HP 8360
To Next Page
Loading...
Need help?
General