Motorola ASTRO XTL 2500, Руководство пользователя

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ASTRO XTL 2500 D i g ita l M o b i l e R adio
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Glossary
ACK Ack no wl ed gm ent o f c o mm uni c ation .
ARS A uto m ati c R e g istration S er v i c e
Channel A g rou p o f ch ara c teristi c s , su ch as trans m it /
re c ei v e f re q uen cy p airs , radio p ara m eters , and
en c r yp tion en c odin g.
Coded Squelch T one P ri v ate -L ine ™ or D i g ita l P ri v ate -L ine .
Used on c on v entiona l ch anne l s to m a k e sure
y ou h ear on ly t h e c o mm uni c ation m eant f or
y ou .
Control Channel I n a trun k in g s y ste m, one o f t h e ch anne l s t h at
is used to p ro v ide a c ontinuous , t w o -w a y/ data
c o mm uni c ations p at h b et w een t h e c entra l
c ontro ll er and a ll radios on t h e s y ste m.
Conventional Typ i c a lly re f ers to radio - to - radio
c o mm uni c ations , so m eti m es t h rou gh a
re p eater . Y ou s h are a f re q uen cy, or
f re q uen c ies , w it h ot h er users w it h out t h e aid o f
a c entra l c ontro ll er to assi g n c o mm uni c ation
ch anne l s . Th ere f ore , y ou s h ou l d m onitor ea ch
ch anne l b e f ore trans m ittin g to a v oid inter f erin g
w it h anot h er user wh o m a y b e trans m ittin g.
Cursor A v isua l tra ck in g m ar k er ( a bl in k in g l ine ) t h at
indi c ates a l o c ation on t h e dis pl a y.
Digital Private-
Line (DPL) Coded
Squelch A c ontinuous , su b- audi bl e data si g na l,
trans m itted w it h t h e c arrier .
Dispatcher A n indi v idua l wh o h as radio s y ste m
m ana g e m ent duties .
Failsoft A b a ck- u p s y ste m a ll o w in g y ou to
c o mm uni c ate in a non - trun k ed , c on v entiona l
m ode s h ou l d t h e trun k ed s y ste m f ai l.