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HP 435B Service Manual

HP 435B
119 pages
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Ad
j
u
st
m
e
n
ts
M
o
d
el
435
Β
5-6
.
P
O
WER
REFEREN
C
E
OSCI
LL
ATO
R
LEVEL
AD
JU
ST
MEN
T
(Cont'd)
5-
4
AD
JU
ST
MEN
TS
6
.
Fin
e z
e
r
o
t
h
e
432
Α
on
t
h
e
m
ost
se
n
s
i
t
iv
e
r
a
n
ge,
t
h
e
n
set
t
h
e 432
Α
RA
NG
E
s
wi
tc
h
to
1
mW
.
ΝΟΤΕ
En
sure
t
h
at
t
h
e
DV
M
in
p
u
t
l
ea
d
s a
r
e
i
so
l
ate
d
f
r
o
m
chass
i
s
g
r
o
und
w
h
e
np
e
r
fo
rmin
g
t
h
e
n
e
x
t
step
.
7
.
Set
up
t
h
e
DVM
to
m
eas
ur
e
mi
c
r
o
v
o
l
ts
a
n
d
co
nn
ect
t
h
e
p
os
i
t
iv
e a
nd
n
egat
iv
e
inpu
t
l
ea
d
s,
r es
p
ect
iv
e
ly
,
to
t
h
e
V
C
οηπ
Ρ
a
nd
V
RF co
nn
ecto
r
s
on
t
h
er
ea
r
p
a
n
e
l
of
t
h
e
432
Α
.
8
.
O
b
se rv
e
t
h
e
indi
cat
i
o
non
t
h
e
DVM
.
If
l
ess
t
h
a
n
400
mi
c
ro
v
o
l
ts,
pr
ocee
d
to
t
h
e
n
e
x
t
ste
p
.
If
400
mi
c
ro
v
o
l
ts
o r
greate
r
,
pr
ess
a
nd
h
o
ld
t
h
e
432
Α
FINE
ZER
O
s
wi
tc
ha
nd
a
d
j
u
st t
h
e
CO
AR
S
E
ZER
O
co
n
t
ro
l
so
t
h
at
t
h
e
DVM
indi
cates
200
mi
c
rovo
l
ts o r
l
ess
.
Th
e
n
r
e
l
ease
t
h
e
FINE
ZER
O
sw
i
tc
h
a
nd
pr
oceed
to
t
h
e
n
e
x
t
ste
p
.
9
.
R
o
und
o
ff
t
h
e
DVM
indi
cat
i
o
n
to
t
h
e n
ea
r
est
mi
c
r
o
v
o
l
t
and
r
ecord
t
hi
s v
a
lu
e
as
V
O
.
10
.
Disco
nn
ect
t
h
e
DVM
n
egat
iv
e
inpu
t
l
ea
d
fr
o
m
t
h
e
V
RF co
nn
ecto
r
on
the
432Aand
r
eco
nn
ect
i
t
to
c
h
ass
i
s
g
r
o
und
.
11
.
Set
t
h
e
P
o
w
e
r
M
ete
r
P
O
W
ER
REF
sw
i
tc
h
to
ON
a
nd
r
eco
rd
t
h
e
indi
cat
i
o
n
o
b
se
rv
e
d
on
t
h
e
DVM
as
V
comp
.
12
.
Disco
nn
ect
t
h
e
DVM
n
egat
iv
einpu
t
l
ea
d
fro
m
c
h
ass
i
s
g
r
o
und
a
nd
r
eco
nn
ect
i
t
to
t
h
e
V
RF
co
nn
ecto
r
on
t
h
e r
ea
r
pa
n
e
l
o
ft
h
e
432
Α
.
Th
e
DVM
i
s
now
set
up
to
m
eas
ur
e
V
1
whi
c
h
r
e
pr
ese
n
ts
t
h
e
p
owe
r
r
e
f
e
r
e
n
ce osc
ill
ator
o
u
t
pu
t
l
e
v
e
l
.
13
.
Ca
l
c
ul
ate
t
h
e
v
a
lu
e
o f
V
1
e
qu
a
l
to
1
milliw att
fr
o
m
t
h
e
f
o
ll
o
win
g
equat
i
o
n
:
V1
-
V
ο
=
VCO
n
np
-
(
V
CO
M
p)
2
-
(10
-3
)
(4
R
)
(EFFE
C
TIVE
EFFI
C
IEN
CY)
Wh
e
re
:
V
o
=
pre
vi
ou
s
ly
r
eco
rd
e
d v
a
lu
e
Vco
m
p
=
pre
vi
o
u
s
ly
r
ecorde
d
va
lu
e
10
-3
=
1
milliw
att
R
=
pre
vi
o
u
s
ly
r
eco
r
ded v
a
lu
e
EFFE
C
TIVE
EFFI
C
IEN
CY
=v
a
lu
e
f
o r t
h
e
rmi
sto
r
m
o
un
t
at
50
MHz
(t
r
acea
bl
eto
t
h
e
N
at
i
on
a
l
Bur
ea
u
o
f
Sta
nd
a
rds)
.
14
.
R
e
m
ov
e t
h
e
P
o
w
e
r
M
ete
r
to
p
co
v
e
r
a
nd
ad
j
u
st
LEVEL
ADJ
p
ote
n
t
i
o
m
ete
r
A
3
R
4
so
t
h
at
t
h
e
DVM
indi
cates
t
h
e
ca
l
c
ul
ate
dva
lu
e
o
f
V
i
.

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HP 435B Specifications

General IconGeneral
BrandHP
Model435B
CategoryMeasuring Instruments
LanguageEnglish

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