5 - 1 4
SECTION 5
COMMON PRACTICES
5-1-7
GENERATING MICROPHONE MODULATED RF SIGNAL
T h i s p r o c e d u r e c o n f i g u r e s t h e R F G e n e r a t e O p e r a t i o n S c r e e n t o t r a n s m i t a M i c r o p h o n e
M o d u l a t e d R F S i g n a l a t t h e T / R C o n n e c t o r .
T h e M i c r o p h o n e i s c o n n e c t e d t o t h e M I C / A C C C o n n e c t o r .
T h e O u t p u t L e v e l i s - 5 0 d B m .
P
R
E
P
o
S e t R F F i e l d t o
R c v r C e n t e r F re q u e n c y
.
o
S e t O u t p u t L e v e l t o
- 5 0 d B m
.
o
S e t O u t p u t t o
T / R
.
o
S e l e c t M i c r o p h o n e (
M I C
) f o r M o d u l a t i o n S o u r c e .
o
S e t M o d u l a t i o n T yp e t o
F M
.
o
S e t D e v i a t i o n R a n g e t o
N A R 3
.
Содержание COM-120C
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