Tektronix 545A Operator's Handbook Manual page 8

TRIGGERED
OPERATION
DC
MODE
for
IronsTe/rf
or perj'odk
sj&rtofi
DC
fQ
i rn^gQcydm
Thii
mode
is
(SQ/ficukafly
uii^Fyl
For
vgnali
^hfl^
cluifigc
slowly, signals
below
Ibe
frcqiieicy
limiF
of the
AC
MODE.
CONTROL
POSITIQM
PA^E^
HOmiONTAL Di^pur A
Ot
b
10
TRI^^^IINC
MO[lE~ OC
31
~
SIOPE
t
+ INT
vw
—
thlT
^ 31
1
STAfttLlTT~
1
piiESEr 31
TRIOGEIING
UV|L
Full t*rp
«r
rl>Bhr
32
Ip ol Iha
certirol
fvnclJpn
In i^<i
bti^k.
t5cfl
pagn
3,
l-cikh
tli«
Tti4
STAIUITY Lnub
IhII I«PI
Pp
PRESET,
K
Set
fhfi
oppri'opriaFc
TIME/CM
swif^h
fat fho
dedrcfl fime
base^
and
^he
red
VARJABLE
knob
\o
CAH6RATED-
2
.
Turn !be block
TRIGGERING LEVEL
control
slowly
iqward
iho center of
ils
ran
343
for a liable dispio/-
Final Mtlinpg
oF
this
conirql ^itl
depend
"U|^n the
VERTICAL
POSITION
cqnirdf.
U
Ph* display
h poshipned
lo the
iop of
boHom
of the grotrcule,
the
TRIGGERING
LEVEL
control
Mfill
be
sef
lo
eplhflr
side of the
mid-ronge
posilion,
If
the
woveform
does not
Dppecirr
f-oFer
la
poge
2
?.
HCiRIZDHfM
OlSPlAr
In
ibrs
mode,
fho block
TSfCGERING
LEVEL
control deter-
niiiies
the point
on
the
Iriggermg
waveform where
iriggerfng
of the
sweep ocean. The trace oiJwayi
stopts ot
a
given
pqinl
g-rr
the grphcule
for
ct
given
TRIGGERING
LEVEL
control soiting
9