Tektronix 492, 492P, Руководство по обслуживанию, Страница: 282 / 303

P a g
In O p t i o n 4 2 i n s t r u m e n t s t h e M A R K E R / V I D E O i n p u t p o r t on t h e r e a r p a n e l
is r e p l a c e d w i t h a n 1 1 0 M H z IF o u t p u t port. It p r o v i d e s a s i g n a l w i t h a
b a n d w i d t h g r e a t e r t h a n 5 MHz, w h i c h m a k e s t h e s p e c t r u m a n a l y z e r s u i t a b l e
f o r b r o a d b a n d s w e p t - r e c e i v e r a p p l i c a t i o n s .
E L E C T R I C A L C H A R A C T E R I S T I C S
C h a r a c t e r i st i c P e r f o r m a n c e R e q u i r e m e n t
S u p p l e m e n t a l I n f o r m a t i o
1 1 0 M H z
c e n t e r f r e q i e n c y
108. 5 M H z - 1 1 1 . 5 M H z
3 dB b a n d w i d t h > 5 M H z
b a n d p a s s r i p p l e < / = 0 . 5 dB
s y m m e t r y a b o u t
1 1 0 MHz
i
+/-1. 0 M H z
p o w e r o u t p u t w i t h
- 3 0 dB i n p u t a n d
s i g n a l a t full
s c r e e n ( b a n d 1)
n o m i n a l o u t p u t i m p e d s n c
5 0 o h m
< / = 0 d B m in M I N D I S T O R T I O N m o d e
o n l y
( b a n d 5)
> / --- 4 0 d B m
1 dB c o m p r e s s i o n of
o u t p u t y / — 0 d B m
I b k t r o n i X ® MANUAL CHANGE INFORMATION
coMMrTTED
to
EXCELLENCE Date: 5 -2 -8 4 _________ Change Reference: Π Π 1 /S fl£ _____
P r o d u c t : & Q 7 / A Q ? P R
p t
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V n l u m p
1--------------------------------Manual Part N o.: —0 7 0 -3783- 0 1—
DESCRIPTION Product Group 26
e 1-19, a f t e r O p t i o n 3 2 , ADD:
O P T I O N 4 2
P a g e 3-2, un d e r E q u i p m e n t R e q u i r e d f o r t h e P e r f o r m a n c e C h e c k , C H A N G E t h e
r e c o m m e n d a t i o n f o r S p e c t r u m A n a l y z e r to read:
T E K T R O N I X 7 L 1 4 O p t i o n 3 9 o r 4 9 2 / 4 9 2 P ( u s e d to a d j u s t 1st a n d 2 n d L O f r e q u e n c y
o f f s e t a n d O p t i o n 42.
Page
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of
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. JO-2775-OOD