IFR COM-120C, Operation Manual

Page: 122 / 326

4-49
SECTION 4
OPERATION
4-2-9 RF FREQUENCY ERROR METE R OPERATION
T h e R F F r e q u e n c y E r r o r M e t e r f o r t h e R F R e c e i v e r m e a s u r e s t h e f r e q u e n c y o f t h e
r e ce i v e d R F S i g n a l a n d r e p o r t s t h e e r r o r .
C o n f i g u r e a n d o p e r a t e t h e R F F r e q u e n c y E r r o r M e t e r a s
f o l l o w s :
ZOOM
D i s p l a y s f u l l s c r e e n R F F r e q u e n c y E r r o r M e t e r .
o
E n t e r R F a s r e q u ir e d .
OTe
n
E d i t in g R F f i e ld a f f e c t s l e ve l o n R F R e c e i ve O p e r a t i o n S cr e e n .
S e l e c t I F B a n d w i d t h a s f o l l o w s :
300 kHz
S e l e c t s 3 0 0 k H z I F B a n d w i d t h F i l t e r .
15 kHz
S e l e c t s 1 5 k H z I F B a n d w i d t h F i l t e r .
30 kHz
S e l e c t s 3 0 k H z I F B a n d w i d t h F i l t e r .
S e l e c t R a n g e a s f o l l o w s :
100 Hz
S e l e c t s 1 0 0 H z r a n g e .
1 kHz
S e l e c t s 1 H z r a n g e .
10 kHz
S e l e c t s 1 0 k H z r a n g e .
100 kHz
S e l e c t s 1 0 0 k H z r a n g e .
AUTO
S e l e c t s A u t o r a n g e .
-100 kHz
RF ERROR
- 0.034 kHz
104.999966 MHz
100 kHz
105.0000 MHz
30 kHz
ON
ON
OFF
1.0 S
RF:
IF BW:
Peak Hold:
Average:
Upper Limit:
Gate Time:
Alarm:
ON
Range:
10 kHz
5000 Hz
2
RF FREQUENCY ERROR METER
Peak Hold: ON
Range:
10 kHz