Aeroflex ATC-1400A-2 Maintenance Manual page 55

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S T E P
X M T R F R E Q M H z D i s p l a y i s w i t h i n ± 2 0 k H z o f
2 6 .
f r e q u e n c y i n S t e p 2 2 .
2 7 .
F r e q u e n c y d i s p l a y e d o n X M T R F R E Q M H z D i s p l a y i s
s a m e a s r e c o r d e d i n S t e p 2 6 .
2 8 .
F r e q u e n c y d i s p l a y e d o n X M T R F R E Q H z D i s p l a y i s
w i t h i n ± 5 0 k H z o f f r e q u e n c y d i s p l a y e d i n S t e p 1 9 .
2 9 .
F r e q u e n c y d i s p l a y e d o n X M T R F R E Q M H z D i s p l a y i s
w i t h i n ± 5 0 k H z o f f r e q u e n c y d i s p l a y e d i n S t e p 1 9 .
3 1 .
F r e q u e n c y d i s p l a y e d o n X M T R F R E Q M H z D i s p l a y i s
w i t h i n ± 5 0 k H z o f f r e q u e n c y d i s p l a y e d i n S t e p 1 9 .
3 2 .
F r e q u e n c y d i s p l a y e d o n X M T R F R E Q M H z D i s p l a y i s
w i t h i n ± 5 0 k H z o f f r e q u e n c y d i s p l a y e d i n S t e p 1 9 .
3 3 .
F r e q u e n c y d i s p l a y e d o n X M T R F R E Q M H z D i s p l a y i s
w i t h i n ± 5 0 k H z o f f r e q u e n c y d i s p l a y e d i n S t e p 1 9 .
3 5 .
d c l e v e l d i s p l a y e d
3 6 .
T h e d c l e v e l s h i f t s a p p r o x i m a t e l y 1 V f r o m l e v e l
r e c o r d e d i n S t e p 3 5 .
3 7 .
T h e d c l e v e l s h i f t s a p p r o x i m a t e l y - 1 V f r o m l e v e l
r e c o r d e d i n S t e p 3 5 .
3 9 .
d c l e v e l d i s p l a y e d
4 0 .
T h e d c l e v e l s h i f t s a p p r o x i m a t e l y + 0 . 5 V f r o m l e v e l
r e c o r d e d i n S t e p 3 9 .
4 1 .
T h e d c l e v e l s h i f t s a p p r o x i m a t e l y - 0 . 5 V f r o m l e v e l
r e c o r d e d i n S t e p 3 9 .
( 1 2 ) P a r a m e t e r V e r i f i c a t i o n s
S u p p r e s s o r p u l s e w i d t h 3 3 µs ( ± 3 µs )
3 .
4 .
S u p p r e s s o r m i n i m u m p u l s e a m p l i t u d e < 3 V
5 .
S u p p r e s s o r m a x i m u m p u l s e a m p l i t u d e > 2 7 V
7 .
L e a d i n g e d g e o f s u p p r e s s o r p u l s e i s c o i n c i d e n t w i t h
l e a d i n g e d g e o f X P D R P
9 .
L e a d i n g e d g e o f s u p p r e s s o r p u l s e o c c u r s
a p p r o x i m a t e l y 3 . 5 µs b e f o r e P
1 0 .
A m p l i t u d e ( p - p ) o f g e n e r a t o r p u l s e s i s a p p r o x i m a t e l y
0 . 5 V i n t o a 5 0 Ω L o a d
1 2 .
V e r i f y l e a d i n g e d g e o f P
a f t e r b e g i n n i n g o f O s c i l l o s c o p e t r a c e .
1 3 .
L e a d i n g e d g e o f P
O s c i l l o s c o p e t r a c e .
S u b j e c t t o E x p o r t C o n t r o l , s e e C o v e r P a g e f o r d e t a i l s .
MAI NT ENANCE MA NUAL
ATC-1400A-2
D A T A
p u l s e
3
o f r a n g e r e p l y p u l s e
1
o c c u r s a p p r o x i m a t e l y 2 0 µs
1
o c c u r s a t b e g i n n i n g o f
3
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2 - 2 - 2
P a g e 5 5
F e b 2 / 0 9

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