Tektronix 454A - Page 113

V er t i cal P r ea m p Ci r cui t Boar d
1 . Channel 1 V er t i cal P r ea m p
2 . Chan n el 2 Ver t i cal P r ea m p
3 .
Ve r
t i cal Swi t chi ngzyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA
– Axi s Am p l i f i e r Ci r cui t Boar d
1 .
–
Axi s Ampl i f i er
2 . H i gh- Vol t age R egul at or
Cal i br at or
Ci r cui t
B oar d
(
b e h i nd s w i n g- out
si d e panel )
’ S w eep Ci r cui t
Boar d
1, ’ Tr i gger Gener at or
2 . ’ S w eep Gener at or
3 . H or i zont al Ampl i f i er
‘ Sweep Ci r cui t Boar d
1 . Tr i gger Pr eamp
2 . ‘ Tr i gger Gener at or
3 . ‘ Sweep Gener at o r
F i g . 4- 4 . L ocat i on
of ci r cui t boa
r
d s i n t he 454A .
M
ai
nt ena · ce- 454 ‘
1
R 454
‘
4- 15