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4-2-4
FM DEVIATION METER OPERATION
Th e F M D e v ia t io n M ete r f or t he RF R e c e i ver m e a s ur e s F M D e vi a ti on fo r an RF Si g n a l .
Fi lt er i ng , f or th e s i g nal p a s s ed t o t he F M D e vi a ti o n M et er , i s pr o vi de d b y th e
A ud i o/ Da t a F i l ter s .
C o n f i g u r e a n d o p e r a t e t h e F M D e vi a t i o n M e t e r a s f o l l o w s:
ZOOM
D i sp l a y s f u l l s c r e e n F M D e vi a t i o n M e t e r .
o
E nt er RF a s r eq u ir e d .
e
AC
S e l e c t s A C C o u p l i n g .
DC
S e l e c t s D C C o u p l i n g .
FM-Z
A u t o m a t i c a l l y c a l i b r a t e s F M - Z e r o w i t h n o s i g n a l
a p p l i e d .
S e l e ct R a n g e a s f o l l o w s :
MENU
A c c e s s e s m e n u o f r a n g e se l e ct i o n s.
AUTO
S e l e c t s A u t o r a n g e f o r R a n g e .
I f P e a k H o l d F u n ct i o n i s d e s i r e d , t a ke
m e t e r o u t o f A u t o r a n g e a n d co n f i g u r e a s
f o l l o w s :
OFF/ON
T o g g l e s P e a k H o l d F u n ct i o n O N o r O F F .
RST PK
R e se t s P e a k H o l d F u n c t i o n .
E di t in g RF f i e ld af fe c ts l e ve l o n RF Re c e i v e O per at i o n S cr ee n .
FM DEVIATION METER
RF:
Scp / Demod
Range:
Peak Hold:
Average:
Upper Limit:
Lower Limit:
Alarm:
Mode:
Range:
Peak Hold:
Peak Hold:
Average:
4-39
SECTION 4
OPERATION
DEVIATION
+
0.05
kHz
-
+
0 kHz
2 kHz
-
105.0000 MHz
Cplg:
AC
10 kHz
ON
ON
2
ON
8.00
ON
1.00
OFF
BOTH
AUTO
ON
ON
ON
2
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