4-54
SECTION 4
OPERATION
4-3
DUP LEX OPE RATION
Pr e s s in g t h e D P L X M O D E K e y a c c e s se s t h e D u p le x O p e r a t i o n S cr e e n . T h e D u p le x
M o d e a l lo w s t h e C O M - 1 2 0
C
t o a ct a s a t r a n sm i t t e r
a n d
r e c e i ve r a n d t e st a t r a n s c e i v e r
t h a t m a y o r m a y n o t h a v e a f r e q u e n c y o f f s e t .
T h e D u p le x R e c e i ve a n d D u p l e x G e n e r a t e O p e r a t i o n S cr e e n s a r e sim i l a r i n
c o n f ig u r a t i o n a n d o p e r a t io n t o t h e R F R e c e i ve a n d R F G e n e r a t e S cr e e n s. S p e c if i c
t e s t s a n d co n f i g u r a t io n s d i s c u s se d in t h o se t w o s e ct i o n s a r e a p p l i c a b l e w i t h i n t h e
D u p le x S y st e m .
T h e i n t e n t io n i s t o p r o v i d e su f f i c i e n t i n f o r m a t i o n t o a l lo w t h e o p e r a t o r t o e f f e c t i ve l y u se
t h e C O M - 1 2 0
C
t o p e r f o r m s p e c i f i c o p e r a t o r d e f i n e d t e s t s .
4-3-1
GENERAL DUPLEX GENE RATE OPERA TION
o
E n t e r d e s ir e d f r e q u e n c y i n D u p le x G e n e r a t e
R F F i e l d .
F r e q u e n c y r a n g e i s 0 . 0 0 0 0 t o 1 0 0 0 . 0 0 0 0 M H z.
A ct i v a t e a d d i t io n a l f u n c t i o n s a s d e s ir e d .
T o o p e r a t e w i t h
∆
F u n c t i o n a c t i v e :
=
A c t i v a t e s w i n d o w t o i n c r e m e n t R F F i e l d .
R a n g e i s 0 t o 5 0 0 M H z .
On/Off
A c t i v a t e / d e a c t i v a t e
∆
F u n c t i o n . P r o m p t
d i s p l a y s b y R F F i e l d .
T o O p e r a t e w i t h S e t R e f e r e n c e F u n c t i o n :
SET REF
R a p p e a r s b e s i d e R F F i e l d . W h e n a c t i v e , R F F i e l d i s
s e t t o 0 M H z a n d c h a n g e s m a d e t o R F F i e l d d i s p l a y
o f f s e t f r o m R e f e r e n c e F r e q u e n c y . T o d e a c t i v a t e S e t
R e f e r e n c e F u n c t i o n , p r e s s S E T R E F u n t i l
R i s n o t
v i s i b l e .
- 40.0 dBm
T/R
0.0000 MHz
RF :
Offset :
Level :
Output :
525.0000 MHz
GENERATE
ERATE
Set Steps:
0.2000
=
MHz
RF: 10.0000
MHz
RF: 10.0000
MHz
R
Summary of Contents for COM-120C
Page 1: ...comMQRPc c š ƒ o ƒ mƒ šƒ QPPRMPVPQMRpP advancing wireless test s m ...
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Page 17: ...x THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 41: ...1 24 SECTION 1 INTRODUCTION THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 45: ...2 4 SECTION 2 INSTALLATION THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 145: ...4 72 SECTION 4 OPERATION THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 163: ...5 18 SECTION 5 COMMON PRACTICES THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 175: ...5 30 SECTION 5 COMMON PRACTICES THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 291: ...6 116 SECTION 6 OPTIONS THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 299: ...B 4 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 317: ...Index 4 THIS PAGE INTENTIONALLY LEFT BLANK ...
Page 318: ...USER REPLACEABLE BATTERY AND FUSES BATTERY VOLTAGE FUSE INSTRUCTIONS ...