Icom IC-450 - Other Functions; Smart Ring and ATS Features

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OTHER FUNCTIONS
These functions have an answer back feature and
confirmation function for when a call has reached the
called station, even if the user is temporarily away from the
transceiver. Smart Ring is a manual confirmation, and ATS
is automatic.
D Smart Ring
Set the same CTCSS tone frequency to all Group q
transceivers, and then turn ON the tone squelch. (p. 26)
Push w
to enter the menu mode.
Push [ e ] or []toselect“Transponder”inthemenu
mode.
S r elect“SmartRing”totransmitaSmartRingcall.
 •TheTX/RXindicatorlightsred.
 •Whenamemberofthegroupanswersthecall,“ë” blinks, and
“Found”isdisplayed,andthentheTX/RXindicatorlightsgreen
and turns OFF.
 •Ifnoanswerisreceived,thetransceiverwillsoundshortfaint
beeptonesand“NotFound”isdisplayed.
Blinks
t Push [PTT] to answer and stop the blinking.
NOTE: This function is available only if the called station has
the same CTCSS tone frequency and is operating on the same
channel.
NOTE:
 •Thesettingtotheleftisforonlythecallingstation.Acalled
station automatically sends an answer back signal without any
presetting. All the IC-450s set to the same operating channel
within the communication area, will send an answer back call.
D
ATS
Push q to enter the menu mode.
Push [ w ] or []toselect“Transponder”inthemenu
mode.
Select“ATS,”andthenselect“On”toturnONtheATS e
function.
 •WhenanRXchannelisselected,anerrorbeepsounds.
 •Thetransceiverstartstosendsearchingsignalsevery60
seconds.
 •TheTX/RXindicatorlightsredand“ ” starts blinking.
 •Whenthetransceiverreceivesananswerbacksignal,“ ”
stays ON until the next search.
 •Ifnoreplyisreceived,“ ” blinks until the next search.
Blinks
Blinks
r Select“Off”toturnOFFtheATSfunction.
Smart Ring and ATS ■ (Automatic Transponder System)