Tektronix 454A - Page 160

Ad j ust ment - 454zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA
‘ / R 454 ‘
Eq ui p ment R eq ui r e
d
1 .

M
e d i um- F r e q uency

Const ant - Am
p l i t ude

Si gnal

6 . G R 50 © I n- Li ne Ter mi nat i o n
Gener at or
( Ty p e 191)
2 . Ti me- M ar k
Gener at or ( Ty p e 2901)
3 . St an d ar d Am p l i t u de Cal i b r at or
( 067- 0502- 01)
4 . G R 5 N
anosecon d Ca b l e
10 . T u ni ng Tool W i t h I nser t F or 5/ 64- I nc h I D H ex
5 . 42- I nc h 50 © BN C Cabl e

Cor es
Cont r ol Set t i ngs
P r eset i nst r ument cont r ol s t o t h e set t i ngs
gi ven u n d er
P
r el i mi nar y Cont r ol Set t i ngs .
26 . Ad j ust Swee p
St ar t and ‘ Swee p Cal i br at i on
± . Set t h e C H 1 V
O
L
TS/ DI
V
swi t c h t o . 5, t h e H O R I Z
DI S PL AY swi t c h t o ‘ ™• ¤• •
D UR I N G ’ , t h e ’ S WEEP
M OD E swi t c h t o ’ STA R
TS A
F
T ER D EL AY TI ME, and
t h e DELAY- TI ME MUL TI PL I ER d i al t o 1
. 00 .
b . Appl y 1 mi l l i secon d t i me mar k er s t o t h e C H 1 I n p u t
connect or f r om t h e 2901 Ti me M ar k Gener at or t h r o u g h ±
42- i nc h 50 © BN C
ca
b
l e .
c . A d j u st t h e ‘ T R I GG ER I N G LEVEL cont r ol f or ±
st a b l e d i s p l ay .
d . C HE C K
- I nt ensi f i ed p or t i on of d i s p l ay st ar t s at
secon d mar k er .
e . AD JU ST- Swee p St ar t ad j ust ment R 943 ( see F i g .
5- 16 ‘ ) so i nt ensi f i e d p or t i on st ar t s at secon d mar k er
( p r el i mi nar y ad j u st ment ) .
f . Set DELAY- TI ME MUL TI PL I ER di al t o 9 . 00 .
g . C HE C K - I nt ensi f i e
d por t i o n of d i s p l ay
st ar t s
at
t ent
h
mar k er .
5- 46
H O R I ZO N TA L SYST EM AD JU ST MEN T
7 . D u al - I n p ut Co u p l er
8 . T h r ee- I nc h Scr ew d
r i ver
9 . L ow- Capaci t ance Scr ewdr i ver
F i g . 5- 16 . (
‘ ) L ocat i on of Swee p St ar t
a nd ’ Swee p Cal
ad j u st ment s
( ’ Swee p ci r cui t boar d
)
a n d
(
’
)
‘ Sweep
Cal
a d j ust ment
(
‘
Swee p ci r c u i t b oar d
) .