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435B
HP 435B Service Manual
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M
o
d
e
l
435
Β
Co
n
te
n
ts
3-1
.
Fr
o
n
t
P
a
n
e
l
Co
n
t
r
o
l
s,
Conn
ecto
r
s
a
nd
Indi
cato
r
s
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.3-4
3-2
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R
ea
r
P
a
n
e
l
Co
n
t
r
o
l
s,
Co
nn
ecto
r
s
a
nd
Ind
icato
r
s
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.3-5
3-3
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O
p
er
ato
r
's
C
h
ec
k
s
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3-6
3-4
.
O
p
er
at
in
g
In
st
ru
ct
i
o
n
s
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3-8
3-5
.
S
p
ec
i
fied
Un
ce
r
ta
in
ties
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3-10
3-6
.
Ca
l
c
ul
at
in
g
M
eas
ur
e
m
e
n
t
Un
ce
r
ta
in
t
i
es
.
.
.
.
3-11
3-7
.
W
o
r
st
Case
Eff
ects
o
f
S
p
ec
i
fie
d
a
n
d
Mi
s
m
atc
h
Un
ce
r
tai
n
t
i
es
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3-13
3-8
.
Ca
l
c
ul
at
in
g
M
eas
ur
e
m
e
n
t
Un
ce
r
tai
n
t
y
(Un
ce
r
ta
in
t
y
in
dB
Known)
.
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.
3-14
S
ERV
IC
E
S
HEE
TS
1
Tro
ubl
es
h
oot
in
g
Bl
oc
k
Di
ag
r
a
m
.
.
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.
8-8
4
Ρ
/0
Α
4
P
o
w
e
r
S
upply
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8-14
2
Ρ
/
ΟΑ
1
Sw
i
tc
h
A
sse
mbly
a
n
d
5
Α
3
P
owe
r
R
e
f
e
r
e
n
ce
.
Ρ
/0
Α
4
A
C
Ampl
/S
yn
c
D
etecto
r
.
.
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8-10
A
sse
mbly
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8-16
3
Ρ
/
ΟΑ
1
Sw
i
tc
h
Asse
mbly
a
n
d
A
sse
mbly,
Ch
ass
i
s
a
nd
A
d
j
u
sta
bl
e
Ρ
/0
Α
4
D
C
Ampl
/
Au
to
Z
e
r
o
.
.
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.
8-12
Co
mp
o
n
e
n
t
L
ocat
i
o
n
s
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8-19
I
LLU
ST
R
ATIO
N
S
1-1
.
HP
M
o
d
e
l
435
Β
a
nd
A
ccesso
ri
es
S
uppli
e
d
.
.
.
.
1-0
5-5
.
P
owe
r
M
ete
r
Ad
j
u
st
m
e
n
t
Set
up
w
i
t
h
Ca
libr
ato
r
.
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.5-11
2-1
.
C
h
a
n
g
in
g
R
a
n
ge
Sw
i
tc
h
Sca
l
e
.
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2-1
2-2
.
Lin
e
V
o
l
tage
Se
l
ect
i
o
n
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2-2
6-1
.
Ca
bin
et
Parts,
Expl
o
d
e
d
Vi
e
w
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6-10
2-3
.
P
owe
r
Cab
l
e
HP
P
art
Numb
e
r
s
V
e
r
s
u
s
M
a
in
s
Plu
gs
Available
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2-3
2-4
.
B
atte
ry
In
sta
ll
at
i
o
n
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2-4
8-1
.
Α
4
A
sse
mbly
Ex
te
nd
e
d
f
o
r
Se
rvi
ce
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8-2
2-5
.
P
o
w
e
r
M
ete
r
w
i
t
h
B
atte
ry
In
sta
ll
e
d
.
.
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.
2-4
8-2
.
Non-Inverting
A
mpli
fie
r
(Ga
in
=
1)
.
.
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.
.
8-4
8-3
.
Non-Inverting
Ampli
fie
r
(Ga
in
=
1
+
R
1/
R
2)
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8-5
8-4
.
Inv
ert
in
g
Ampli
fie
r
(Ga
in
=-
R
1/
R
2)
.
.
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.
8-5
8-5
.
Sc
h
e
m
at
i
c
D
iag
r
a
m
N
otes
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.
8-5
8-6
.
T
r
o
ubl
es
h
oot
in
g
Bl
oc
k
Di
ag
r
a
m
.
.
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.
8-9
8-7
.
Mul
t
ivi
b
r
ato
r
/
D
etecto
r
W
a
v
efo
rm
s
.
.
.
.
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.
8-10
8-8
.
Α
5
Mot
h
er
B
oa
r
d
Co
mp
o
n
e
n
t
L
ocat
i
o
n
s
.
.
.
.
8-10
8-9
.
Ρ
/
Ο
Α
4
A
sse
mbly
(
A
C
Ampl
/S
yn
c
D
etecto
r
)
Co
mp
on
e
n
t
L
ocat
i
o
n
s
.
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.
8-11
8-10
.
Ρ
/
ΟΑ
4
A
sse
m
b
ly
(AC
Ampl
/S
yn
c
D
etecto
r
)
Sc
h
e
m
at
i
c
Di
ag
r
a
m
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8-11
8-11
.
Α
1
Sw
i
tc
h
A
sse
m
b
ly
Co
mp
o
n
e
n
t
Locations
.
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8-12
8-12
.
Ρ
/
Ο
Α
4
A
sse
mbly
(
D
C
A
mpl
/
Au
to
Z
e
r
o)
4-1
.
P
o
w
e
r
R
e
f
e
r
e
n
ce
L
e
v
e
l
T
est
Set
up
.
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4-2
Co
mp
o
n
e
n
t
L
ocat
i
o
n
s
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8-13
4-2
.
Z
e
r
o
Car
ry
o
ve
r
T
est
Set
up
.
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.
4-4
8-13
.
Ρ
/0
Α
4
A
sse
m
b
ly
(
D
C
Ampl
/
Au
to
Z
e
r
o)
4-3
.
In
st
rum
e
n
tat
i
o
n
A
cc
ur
acy
T
est
Set
up
Sc
h
e
m
at
i
c
Di
ag
r
a
m
.
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8-13
w
i
t
h
Ca
libr
ato
r
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.
4-5
8-14
.
Ρ
/0
Α
4
A
sse
mbly
(
P
owe
r
S
upply)
4-4
.
Ca
li
b
r
at
i
o
n
F
acto
r
T
est
Set
up
.
.
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.
4-7
Co
mp
o
n
e
n
t
L
ocat
i
o
n
s
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.
8-15
8-15
.
Ρ
/
ΟΑ
4
A
sse
mbly
(P
o
w
e
r
S
upply)
5-1
.
P
o
w
e
r
R
e
f
e
r
e
n
ce
Osc
ill
ato
r
L
e
v
e
l
Sc
h
e
m
at
i
c
Di
ag
r
a
m
.
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8-15
Ad
j
u
st
m
e
n
t
Set
up
.
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.
5-3
8-16
.
Α
3
P
owe
r
R
e
f
e
r
e
n
ce
A
sse
m
b
ly
Co
mp
o
n
e
n
t
5-2
.
Mul
t
ivi
b
r
ato
r
Ad
j
u
st
m
e
n
t
Set
up
.
.
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.
5-6
L
ocat
i
o
n
s
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.
8-17
5-3
.
220
Hz
Z
e
r
o
C
r
osso
v
e
r
.
.
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5-7
8-17
.
Α
3
P
o
w
e
r
R
e
f
e
r
e
n
ce
A
sse
mbly
Sch
e
m
at
i
c
5-4
.
P
owe
r
M
ete
r
Ad
j
u
st
m
e
n
t
Set
up
Di
ag
r
a
m
.
.
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.
8-17
wi
t
h
50
Ω
P
owe
r
Sen
so
r
.
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.
5-8
8-18
.
Fr
o
n
t,
R
ea
r
a
nd
In
te
rn
a
l
Vi
ews
.
.
.
.
.
.
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8-19
4
6
Table of Contents
Table of Contents
4
General Information
9
Introduction
9
In Struments Covered by Manual
9
De Sc R Iptio N
9
O P B Tio N S
10
Atte Ry
11
Sa F et y Co N S ID E R at I O N
11
HP M Odel 435 Β a
11
R Ecommend Ed Test Equipment
11
I Nstall Atio N
13
Introduction
13
Preparation for Use
13
T I a L in S P Ect I O N
13
Mete R
14
Ower Cable
14
Oltage Selection
14
L Ect I O N
14
Interconnections
14
L I N E V Oltage Selection
14
Operat Ing Environment
15
B Ench O Peration
15
F R Ac K Moun Ting
15
M Ains Plu Gs Available
15
B Atte Ry Installation
16
Ow er Mete R
16
3-12 . Battery
20
Rea R Pa N E L Co N Trol S, Connectors and Ind Icato R S
22
Oper Ator's C He Cks
23
O Per Ating Instru Ct I O N S
25
Per Atio N
26
Specified Uncertainties
27
Calculating M
29
Eas Ureme Nt un Certa Inties
29
Mismatch un Certai Nties
30
Calculating M Eas Ureme Nt un Certai Nty
31
Introduction
32
In Eas
32
R St Case
32
CC Ur
32
Ac Ur
32
Perf O Rm an Ce te Sts
34
Eco Rd
34
Rf Rm Ce Tests
34
Power Reference
34
Est
35
Z Ero Carryover Test Set up
35
Erform Ance Est
37
Est
38
Ad Ju St Men Ts
40
Introduction
40
N S
40
Ad J
40
Locations
40
Specifications
40
Actory Selected Co Mponents
40
Ower Reference Oscillator Level Adjustment
42
P Ower Reference Osc Ill Ator Level
43
Multivibrator Adjust Ment
45
Ower Meter Adjustments with 50Ω P
47
P Ower Meter Ad
47
Owe R Sensor
48
O W E R M Ete R Ad J U St M E N Ts Wi T H Ca Libr Ato R
50
With Calibrator
50
Repl Ac
52
Section E ABLE P V I a RTS
52
Introduction
52
Abbreviations
52
E Pl Acea Bl E P
52
Actory Se Lecte D Parts (*)
52
Orderin G in St Ructions
52
Arts Provi Sioning
52
Epl Acea Ble Parts
52
Ma Nu al Chan G es
63
Introduction
63
Manual Change in Structions
63
Servic E
65
Introduction
65
Sa F et y Co N S ID E R at I O N
65
H Eets
65
Fr O N T
69
Ower Sensor
77
Sc Hem at IC
78
Ge Neral Se Rvi Ce Inf Orm at Ion
79
Ca Libr Ato R
79
Oa Rd S
81
Ρ/Ο Α4 Ass Embly
82
Ρ/0 Α
86
P Ower S Upply
89
Operational Amplifiers
90
Ρ/Ο Α4 Assem Bl y
92
Ρ/Ο Α4 Ass Embly
99
Ower Refere Eference Assembly
107
Sc Hematic Diagram
107
Ocatio Ns
108
Ero
110
5
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HP 435B Specifications
General
Brand
HP
Model
435B
Category
Measuring Instruments
Language
English
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