U U T M E A S U R E Me N T - Aeroflex TCAS-201-2 Maintenance Manual

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( 4 )
U U T M e a s u r e m e n t s
T E S T E Q U I P ME N T :
S T E P
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3 d B F i xe d A t t e n u a t o r
H e t e r o d yn e M o n i t o r
M e a s u r i n g R e c e i v e r
M o d e S T e s t S y s t e m ( S - 1 4 0 3 T e s t A u x i l i a r y p r o p e r l y i n t e r f a c e d
w i t h A T C - 1 4 0 0 A - 2 T r a n s p o n d e r / D M E T e s t S e t )
O sci l l o sco p e
P o w e r S e n so r
R F S i g n a l G e n e r a t o r
S p e c t r u m A n a l y z e r
U n i ve r sa l T i me r / C o u n t e r
S-1403
ATC-1400A-2
F r e q u e n cy M e a su r e m e n t T e st S e t u p D i a g r a m
U U T T R A N S M I T T E R F R E Q U E N C Y
1 . C o n n e ct t e st e q u i p me n t a s sh o w n i n 2 - 2 - 2 , F i g u r e 2 3 w i t h A T C - 1 4 0 0 A - 2 i n i t i a l l y
co n n e ct e d t o U n i ve r sa l T i me r / C o u n t e r .
2 . S e t A T C - 1 4 0 0 A - 2 a s f o l l o w s :
C O N T R O L
R F L E V E L C o n t r o l
C W / N O R M / O F F S w i t c h
P R F / S Q T R / O N / O F F S w i t ch
X P D R M O D E C o n t r o l
P R F / S Q T R T h u m b w h e e l s
F R E Q / F U N C T I O N S E L E C T T h u mb w h e e l s
∆ F T h u m b w h e e l s
MAINTENANCE MANUAL
TCAS- 201-2
RF I/O
UNIVERSAL
TIMER/
COUNTER
F i g u r e 2 3
P R O C E D U R E
ANT
TCAS-201-2
8506010
S E T T I N G
- 1 0 d B m
C W
O N
C
0 0 1 0
1 0 2 9 X P D R
0 . 9 0 + ∆ F
2 - 2 - 2
P a g e 1 7
S e p 1 / 0 4

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