IFR COM-120C, Operation Manual

Page: 262 / 326

6 - 8 7
SECTION 6
OPTIONS
2 4 . S u b a u d d e v :
T h i s f i e l d i s a c t i v e w h e n t h e s e l e c t e d s o u r c e , D A T A, i s m o d u l a t e d . T h i s c o n t r o l s
t h e d e v i a t i o n o f t h e s u b - a u d i b l e d a t a u s e d d u r i n g e s t a b l i s h e d c a l l p r o c e s s i n g w i t h
t h e E D A C S R a d i o . V a l u e r a n g e : 0 . 0 0 t o 1 0 0 . 0 k H z .
Should be
≤
Deviation ( 20) .
T he r e commended default value is 0.70 kHz ( 0 .35 kHz for nar r o w band) .
2 5 . C o d e :
T h i s f i e l d i s a c t i v e w h e n t h e s e l e c t e d s o u r c e , D T M F , i s m o d u l a t e d . T h i s a l l o w s
t h e e n t r y o f d e s i r e d D T M F d i g i t s t o u s e f o r D T M F s o u r c e g e n e r a t i o n .
2 6 . S i n a d :
T h i s f i e l d i s u s e d t o s e l e c t a m e t e r t o r e a d s i g n a l s f r o m t h e A u d i o / D a t a / S I N A D
i n p u t b a s e b a n d j a c k . T h e m e a s u r e m e n t s a p p e a r t o t h e r ig h t o f t h i s f i e l d . V a l i d
select ions:
OTe
n
When baseband measur ements ar e made, all r e ceiver
measur ements including the DSP data decoding ar e disabled due
to har dwar e limitations. T her efor e, an EDACS Radio- initiated
call cannot be made with any baseband measur ements enabled.
T he Radio- initiated call must be made fir st, then the baseband
measur ements may be enabled dur ing the call. Calling the Radio
may be done at any time.