Tektronix 2213 - Page 59

Pe r fo r ma n ce C h ec k
P
roce d ur e-2213
Ser v
ice
E q u i p ment R e qu ire d (see Table 4-1) :
Cali br ation Gene r ator (Item 1)

Two 50- Ω BN C Ca b les (Item 4)
L evele d Si n e-Wave Ge ne r ator (Item 2)

Two 50- Ω BN C Te r minations (Item 5)
Time- M ar k Ge ne r ator (Item 3)
C R T
P O WER

ON (
button i n )

1 . C h ec k Timing Acc
u
racy
A U TO I N T EN SITY

As d esire d
A
U TO F OC U S

B est foc u se dd isplay
V ertical
C h a nn el 1 P OSITIO N

M idra n ge
VER TICA L M OD E

C H 1
CH 1 V O L TS/DI V 0 .5
V
CH 1 V O L TS/DI V
V a r ia b le

CA L
detent
I NVER T

No r mal (b u tto n ou t)
C h annel 1 AC-G N D-DC

DC
C hann el 2 AC-G N D-DC

GND
H orizontal
P OSITIO N

M i d range
H O R IZO N TA L M OD E

ΝΟ D L
Y
S E C/D 1 V

0 .05 μ s
S E C/DI VV a r iable

CA
L detent
Χ 10 M ag n ifier

Off ( kno b i n)
D EL AY TIME

0 .5 lis
MUL TI PL I ER
< Χ 1
Trigger
4- 6
H O R IZO N TA
L
I NITIA
L
CO
N T R O L S E TTI N GS

PR OC E D URE ST EP S
α . Co nn ect 50-n s time mar
k ers f r om t he time-mar k
ge ne r ato r via α 50- Ω ca b le a
n
d α 50-
Ω
te
r mination to t h e
CH 1 O R Χ in pu t
connector .
Co
n nect t he ge ne r ator Trigge r
output via α 50- Ω cable a
nd α
50-
Ω te rm ination to t h e
ΕΧΤ I NPU T con nector .
b . U se t he C han
n
el 1
P
OSITIO
N control to cente r t he
trace vertically . A dju st t
h e
T
R IGG ER LEVEL con t r ol fo r
α stable, triggere d
d
is p lay .
ε . U se t he H orizo n tal
P
OSITIO
N
control
to align t he
2n d time mar k er with t
h
e 2n d vertical
gratic u le li ne .
ΝΟΤΕ
Wh en ma k ing timing meas u remen ts, use as α refere n ce
t h esame point on eac h time mar
k er .
d . C HE C
K -Timing accuracy iswit h in 3% (0 .24 d ivision)
at
t he 10th vertical g ι aticule line .
E
xclu d e t
h
e fi r st 50 ns
of t he sweep f r om the measurement .
e . R ep eat p arts b
t h
roug
h d for t he remai n ing S E C/DI V
switc h setti n gs an
d
co
r respondi ng time-ma rk ge n erator
out p ut
( N ormal) setti n gs given in Ta b le 4-4 .
f .

Pull out t he Χ 10 M ag n ifie r k no b .
V A RH O L DO
FF

NO RM

g . C
HE C K -Mag n ifie d timing acc ur acy for eac
h
S
E
C/
M OD E

N
O
RM

DI V switc
h setti n g and co rr es po n d ing time-mar k generato
r
S
L O PE

_ T

out pu t ( Χ 10
M ag n ified) setting give n in Ta b le 4-4 . At each
LEVEL

M i d ra n ge

setting com b ination, timi
n g
m u st
be acc u rate with i n 5%
ΙΝΤ

VER T M OD E (0
.4 d ivision) at t h e 10th vertical g
ι
atic
u
le line .
E
xcl
ude
SO
UR C E

ΕΧΤ

t he first 50 ns of t h e sweep and
any p ortion past the 100th
ΕΧΤ CO UPL I N G

DC=10

magnifie d d ivisio
n .