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Tektronix 454A User Manual

Tektronix 454A
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O
p
er at i ng
I nst r uct i ons- 454zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA
‘
/
R
454A
NORM
T
R
I G
.
Oper at i on
i
n
t
h
e
N
O
RM
T
R
I G
posi t i on
w
h
e
n
± t
r
i gger
si g
n
al
i s
a
pp
l i e
d
i s
t
h
e
sa
m
e
as
i n t
h
e
AUTO
T
R
I G p
osi t i on
.
However ,
w
h
e
n
±
t r i gger
si gnal
i s
not
p
r esent ,
t
h
e
‘ Swee
p
Gener at or
r emai ns
of f
and
t
h
er e
i s
no
di s
p
l ay
.
T
he
‘
S
WEEP
T
R
I G' D
l i g
h
t
i n
d
i cat es
w
h
en
t
he
‘
Swee
p
Gener at or
i s
t r i gger e
d
.
U
se
t
h
e
NORM
T
R
I G
mo
d
e
t o
di s
p
l ay
si gnal s
wi t
h
r epet i t i on
r
at es
b
el o
w
about
20
h
er t z
.
T
h
i s
mo
d
e
pr
ovi des
an
i n
d
i cat i on
of
an
a
d
e
qu
at e
t r i gger
si gnal as
wel l
as
t
h
e
cor r ect
n
ess
of
t r i gge
r
co
n
t r ol
set t i ngs,
si nce
t
h
er e
i s
no
d
i sp
l
ay
wi t
h
out
p
r o
p
er
t r i gger i ng
.
Al so,
t
he
‘ SWEEP
T
R
I G' D
l i g
h
t
i s
of f
w
h
en
t he
‘
sw
eep
i s
not
cor r ect l y
t
r
i gge
r
ed
.
SI
N
G
L
E S
W
EE
P
.
Wh
en
t
h
e
si gnal t o
b e d
i spl ayed
i s
not
r epet i t i ve
or
va
r
i es i n
am
p
l i t u
d
e, s
h
a
p
e or
t i
m
e,
±
convent i onal
r epet i t i ve
di spl ay
may
pr oduce
an u
n
st abl e
p
r esent at i on
.
To
avoi d
t
h
i s,
u
se
t
h
e
si ngl e- swee
p
f eat
u
r e
of
t
he
454
‘
.
T
h
e
SI
N
G
L
E
SW
E
E
P
mo
d
e can
al so
b
e u
se
d
t o
p
h
ot ogr a
ph
±
non- r epet i t i ve
si g
n
al
.
2-
24
‘
‘ • Ÿ
™™œ™•
/
· ™¥
‘ • ¿
DELAY
TI MFF
F
i g
.
2- 12
.
‘
a
nd
’
TI ME/ DI V
swi t c
h
.
To
u
se
t
h
e
SI NG
L
E
S
WEEP
m
ade,
f i r st
m
a
k
e
sur e
t
h
e
t r i gger
ci r cui t
w
i l l
r es
p
o
n
d
t o
t
h
e
eve
n
t
t o
be
d
i s
p
l aye
d
.
Set
t
h
e
‘ SW
EEP
M
OD
E
swi t c
h
t o
A
U
TO
T
R
I G or
NO
RM
Gener at or
sweep
r at e
i s
i n
d
i cat e
d
by
t
h
e
dot
on
t
h
e
T
R
I G
and
obt ai n
t
h
e b
est
p
ossi bl e
di s
p
l ay
i
n
t
h
e
n
or mal
D
EL
AY
E
D S
WEE
P
k
no
b
.
W
h
en
t
h
e
d
ot
on
t
h
e
out er
kn
ob
ma
nn
er
( f or
r a
nd
o
m
si gnal s
set
t
he
t
r
i gger
ci r c
u
i t
t o
t r i gger
i s
set
t o
t
h
e
same
p
os
i
t i o
n
as
t
h
e
l i nes
on
t
h
e
i nner
kn
ob,
on
±
si gnal
w
h
i c
h
i s
a
pp
r oxi
m
at el y
t
h
e
same
am
p
l i t u
d
e
an
d
t
h
e
t wo
kn
obs
l ock
t oget
h
er
an
d
t he
sweep
r at e of
bot h
f r eq
u
ency
as
t
h
e
r an
d
o
m
si gnal )
.
T
h
en,
set
t
h
e
‘ SWEE
P
Sweep
Gener at or s
i s c
h
a
n
ge
d
at
t
h
e
same
t i me
.
H
owever ,
M
ODE
swi t c
h
t o
SI NG
LE
S
WE
E
P
and
p
r ess
t
h
e
RE
SET
w
h
en
t
h
e
DE
L
AY
E
D
S
WEEP
kn
ob
i s
p
ul l ed
out war
d
,
t
h
e
but t o
n
.
Wh
en
t
he
RES
E
T
b
u
t t on
i s
p
us
h
e
d
,
t
h
e
next
t r i gger
i
n
ner
f l a
n
ge
i s
di se
n
gage
d
an
d
o
n
l y
t he
’
Swee
p
Gener at or
p
ul se
i ni t i at es
t
h
e
sweep
an
d
±
si ngl e
t
r ace
wi l l
b e p
r ese
n
t e
d
sweep
r at e
i s
c
h
a
n
ge
d
.
T
h
i s
al l ows
c
h
angi ng
t
h
e
d
el ayed
on
t
h
e
scr ee
n
.
Af t er
t
h
i s
swee
p
i s
compl et e,
t
h
e
‘
Sweep
swee
p
r at e
wi t
h
out
c
h
angi ng
t
he d el ay
t i me
d
et er mi ne
d
by
Gener at or
i s
" l oc
k
e
d
out "
u
n
t i l
r eset
.
T
he
RESET
l i g
h
t
t
h
e
‘
Sweep
Gener at or
.
l ocat ed
i
n
si de
t
h
e
RE
SET
b
ut t o
n
l i g
h
t s
wh
en
t
h
e
‘
S
w
ee
p
Gener at or
ci r cui t
h
as
been
r eset
and
i s
r ea
d
y t o pr o
d
u
ce
±
sweep
;
i t
goes
o
u
t
af t er
t
h
e
swee
p
i s
com
pl
et e
.
To
p
r epar e
t
h
e
ci r cui t
f or
anot
h
er
si ngl e- swee
p
d
i s
p
l ay,
pr
ess
t he
Wh
en
ma
k
i
ng
t i me
measu
r
e
m
ent s
f r om
t
h
e
gr at i c
u
l e,
t
he
RE
S
E
T
b
ut t on
agai n
.
ar ea b
et ween
t
h
e f i r st -
d
i vi si on
and
ni nt h
- di vi si on
ver t i cal
l i nes
pr ovi
d
es
t
h
e
most
l i
n
ear
t i me
meas
u
r e
m
ent
( see
F
i g
.
2- 13)
.
T
h
er ef or e,
t
h
e
f i r st
a n d
l ast
d
i vi si o
n of
t
h
e
d
i s
p
l ay
Hor i zont al
Sweep
R
at es
s
h
o u
l
d
not
b
e
u
sed
w
h
en
m
aki ng
accur at e
t i me
measur e
m
ent s
.
T
h
e
‘
AND
’
TI ME/ DI V
swi t c
h
es
sel ect
cal i br at ed
s
w
ee
p
r at es
f or
t
h
e
Sweep
Gener at or s
.
T
h
e
‘
an
d
’
V
A
R
I A
BLE
co
n
t r ol s
p
r ovi
d
e
cont i n
u
o
u
sl y
var i abl e
swee
p
Swee
p
Magni f i cat i on
r at es
bet ween
t
h
e
set t i ngs
of
t
h
e
TI ME/ DI V
swi t c
h
es
.
Whenever
t
h
e
UN
CAL ‘ O
R
’
l i g
h
t
i s
on,
t
h
e
sweep
r at e of
T
h
e
s
w
ee
p
mag
n
i f i er
ex
p
an
d
s t
h
e
swee
p
t en
t i mes
.
T
h
e
ei t
h
er
‘
or
’ Swee
p
Gener at or ,
or
bot
h
,
i s
u
ncal i br at e
d
.
cent er
di vi si on
of
t
h
e
u
nmagni f i e
d
d
i s
p
l ay
i s
t
h
e p or t i on
T
h
e
l i g
h
t
i s
of f
when
t
h
e
‘ VA
R
I A
BLE
( f r ont
p
a
n
el )
and
’
vi si bl e
on
t
h
e
scr een
i n
magni f i e
d
f or m
( see
F
i g
.
2- 14)
.
T
I
ME
I DI
VV
A
R
I A
B
LE
( si
d
e
p
anel '
cont r ol s
or e
b
ot
h
set
t o
Eq
ui val ent
l engt
h of
t
h
e
m
agni
f
i e
d
sweep
i s
mo
r
e
t
h
an
100
t
h
e
CA
L
p
osi t i on
.
d
i vi si o
n
s
;
a
n
y
10-
d
i
v
i si on
p
o
r
t i on
may h
e
vi ewe
d
b y
a
d
j u
st i ng
t
h
e
h
or i zont al
P
OSI TI O
N
co
n
t r ol
t o b
r i ng
t
h
e
d
esi r e
d
por t i on
ont o
t
h
e
vi ewi ng
ar ea
.
T
h
e F
I NE
p
osi t i on)
The
swee
p
r at e
of
t
h
e
‘
Swee
p
Gener at or
i s
b
r ac
k
et e
d
cont r ol
i s
p
ar t i cul ar l y usef
u
l
w
h
en
t
h
e
magni f i er
i s
on,
as
i t
b y
t
h
e
t wo
bl ack
l i
n
es
on
t
h
e
cl ear
p
l ast i c
i nner
f l a
n
ge of
pr
ovi
d
es
p
osi t i oni ng
i n s
m
a
l
l er
i ncr ement s
f or
mor e
p
r eci se
t
h
e
TI ME/ DI V
swi t c
h
( see
F
i g
.
2- 12)
.
The ’
Sweep
cont r ol
.

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Tektronix 454A Specifications

General IconGeneral
BrandTektronix
Model454A
CategoryTest Equipment
LanguageEnglish

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