Tektronix 2213A Operator's Manual

To verify t he operatio n and accuracy of you r instrument
b efore
ma k ing meas u reme n ts, p erform t he followi
n g
ad j
ust-
ment procedu res . If ad j ustments are
r
e q uired beyond
t he
sco p e
of t h e operators's ad j ustme n ts, refer t
h
e
instrume n t
to
α qualifie d service tec h nicia n .
B efore proceedi
ng wit h t hese i n structions,
refer
to
" P reparation
for
U se"
(Section 2) .
V erify t h at t
h
e
P
O
WER switc h is O FF ( b utton ou t), t
h
e
n
plug t
h
e power
co rd i n to t he p ower-source outlet .
If indications specified
i n t hese p rocedures cann ot be ob -
taine d , r efe
r t h
e
instr u me n t to α q ualified service tec
h nicia n .
F irst o b tai n α b aseline trace,
using t he followi ng
procedu re .
1 . P reset t h e i n st ru ment fro n t- pan el controls as
follows :
Dis p lay
I NT EN SITY

Fu
lly
countercloc
k wise
F OC US

M i d range
V ertical
( B ot h Cha nn els)
P OSITIO
N

M i drange
VER TICA L M OD E

C H 1
BW L I M IT

Off ( b utto n out)
V O L TS/DI V 50
m V
V O L TS/DI VV aria b le

CA
L detent
C H 2 I NVER
T

Off ( b utton out)
Input Co u pli ng

AC
Ho r izontal
I N T R OD U
CTIO N
B AS EL I NE T R AC E
P OSITIO N

M idrange
H
O
R IZO N TA L M OD E

ΝΟ ID L Y
SE C/DI V 0 .5 ms
SE C/DI V V aria b le

CA L detent
Χ 10 M ag
n ifier

Off ( kn ob in)
R ange Selector

0 .4 ms
MUL TI PL I ER < Χ
1
O PER ATO R 'S AD JU ST
MEN TS
TR IGG ER
VA R H O L DO
F F

N O RM
M ode

Ρ - ΡAU TO
S L O PE

O UT
LEVEL

M idrange
ΙΝΤ

VER T M OD E
SO UR C E

ΙΝΤ
ΕΧΤ CO UPL I N G

AC
2 . P ress in t he P O WER switc
h button
(ON) and
allow the
instrument to warm up (20 minutes is
recommen ded for
maximum acc u racy) .
3 . Ad j ust t he I NT EN SITY control for desire
d dis p lay
b rig h tness .
4 . Ad j ust t he V ertical and H orizontal
P OSITIO N con trols
as
needed to center t he trace on t he screen
.
T R AC E R OTATIO N
N ormally, t h e resulting trace will be pa r allel to t he center
h orizontal graticule line, and t he Trace R otation ad ju stment
s
h oul d not be re q uired . If ad ju stment is needed, perform t
h
e
following p rocedure :
1 . P reset instrument controls and ob tain α baseline
trace .
2 . U se t h e C h annel 1 P OSITIO N control to move
t he
baseline trace to t h e center h orizontal graticule
line
.
3 . If t he
resulting trace is not parallel to t h e center h ori-
zontal graticule
line, u se small flat- b it screwdriver to ad j ust
t
h
e
TR
AC
E R OTATIO N control and alig n t he trace wit h t
h
e
ce
n ter h
o
r izontal graticule line .
PR O BE CO MPEN SATIO N
M
isad j
ustment of probe com p ensation is α commo
n
source of
measurement error . M ost attenuator probes are
e qu ip p ed
wit h α com p ensation ad j ustment . To ensure o p ti-
mum measurement
accuracy, always compensate t he oscil-
loscope p ro
bes before ma k ing measurements . P ro be
com p ensation is accom p lis hed as
follows
:

Tektronix 2213A Specifications

General

Brand	Tektronix
Model	2213A
Category	Test Equipment
Language	English