Impor Ting Cha Nnel Plans - Aeroflex 3900 Series Option Manual

Some TET RA r adios ha ve fle x ible R F archit ectur e and ar e capabl e of sett ing t heir rece iver a nd
tr ansmitte r f requ encies in depende ntly a t an y fr equency w ith in t heir suppor ted fre quency r ange,
sometimes over a n exte nded r ange covering more than one C hann el Pl an, e .g. 380 MH z to 430 MH z
for bot h r eceiver and tr ansmitte r. S uch mobi les t yp i cally o bey al l of the SY S IN FO par ameter s, when
possible. Oth er mob iles have fixed separ ate r eceiver and tr ansmitte r f reque ncy ra nges w ith a fixe d
duplex spacing; such mo biles may ignor e some or a ll of the SY S INF O par ameter s.
I mp o rt in g C han n e l P l a n s
The U tilit ies mod e in cludes the File Mana gement - TE TR A feat ure w hich provid es access to fi les t hat
are common to all TE TRA S ystems, such as t he Chan nel P lan fil es. C hannel P lan f iles are impor ted
or export ed to and f rom a floppy disk or US B memor y device via the File Ma nagement feat ure. R efer
to t he secti on tit led
on t he use of the File Ma nagement fea ture .
To import a C hann el P lan f ile:
1. Pr ess th e U TILS key to acce ss the Ut ilitie s menu.
2. Sel ect F ile Managem ent fro m the Ut ilitie s menu.
3. Inser t a disk con tainin g th e fil e in the disk dr ive or conne ct a US B me mo ry de vi ce
contai ning t he f ile i n one of the 3900 U SB po rts.
4. Sel ect [ Impo rt ] t o di sp lay th e S ave dia log bo x. S elect the desir ed f ile.
5. Sel ect O K to import th e fil e int o th e Test S et.
Sy s I n f o P a ra m et er s
F r eq u en cy B a n d ( Sy s I nf o )
S p e c i f i e s t h e r e f e r e n ce f r e q u e n c y f o r t h e f r e q u e n c y b a n d be i n g u s e d , r a n g e 0 t o 1 5 . F o r
C h a n n e l P l a n s c o n f o r m i n g t o t h e E T S I s t a n d a r d ( E T S I T S 1 0 0 3 9 2 - 15 , t h i s p a r a m e t e r s p e ci f ie s
t h e 1 0 0 M H z b l o c k t h a t c o n t a i n s t h e d o w n l in k f r e q u e n c ie s . F o r e x a m p l e , f o r t h e 3 8 0 t o 4 0 0
M H z b a n d , t h e r e f e r e n ce f r e q u e n c y i s 3 0 0 M H z a n d t h u s t h e v a l u e o f t h e F r e q u e n c y B a n d ( S y s
I n f o ) p a r a m e t e r i s 3 . T h e T e st S e t s h o w s t h e E T S I s t a n d a r d i n t e r p r e t at i o n o f t h i s p a r a m e t e r .
F o r a pr o p r i e t a r y C h a n n e l N u m b e r i n g s c h e m e , t h e c o r r e c t v a l u e o f t h i s p a r a m e t e r m a y b e z e r o
o r a n o t h e r i r r e l e v a n t v a l u e .
O f f s et ( S ys I n f o )
S p e c i f i e s t h e c h a n n e l c e n t e r f r e q ue n c y o f f s e t , r a n g e 0 t o 3 . F o r C h a n n el P l a n s c on f o r m i n g t o
t h e E T S I s t a n d a r d ( E T S I E N 3 0 0 3 9 2 - 2 . t h i s p a r a m e t e r i s i n t e r p r e t e d a s t h e f o l l o w i n g o f f s e t s
f r o m i n t e g e r m u l t i p l e s o f 2 5 kH z:
0 = N o O f f se t
1 = + 6 . 2 5 k H z
2 = - 6 . 2 5 kH z
3 = + 1 2 . 5 k H z
F o r e x a m p l e , i f t h e c e n t e r f r e qu e n c y o f t h e f i r s t c h a n n e l i s 3 8 0 . 0 1 2 5 0 0 M H z , t h e v a l u e o f t h e
O f f se t ( S Y S I N F O ) p a r a m e t e r i s 3 , i n d i c a t i n g + 1 2 . 5 k H z o f f s e t f r o m 3 8 0 . 0 0 0 0 0 0 M H z . T h e T e s t
S e t s h o w s t h e E T S I st a n d a r d i n t e r p r et a t i o n o f t h i s p a r a m e t e r . F o r a p r o p r i e t a r y C h a n n e l
N u m b e r i n g s c h e m e , t h e c o r r e c t v a l u e o f t h i s p a r a m e t e r m a y b e z e r o o r a n o t h e r i r r e l e v a n t
v a lu e .
C o m m o n T E T R A O p e r a t i o n
Fi le Manageme nt in t he 390 0 Ser ies Oper ation Ma nual f or ad dition al info rmati on
2-7