3.4.3MakingaGroupCall
3.4.3MakingaGroupCall
ProcedureSteps
1PressandholdthePTTbutton.
2WaitfortheTalkPermittone(ifcongured)andthenspeakintothemicrophone.ReleasethePTTbuttonto
listen.
TheGroupCallisreceivedbyallmembersoftheselectedgroupwhohavetheirunitsturnedonand
areinrange.
3.4.4ReceivingaGroupCallinIdle
ProcedureSteps
1TheradioreceivesaGroupCall.
TheincomingGroupCallissignalledbyaReceivingGroupCalltone.
2Torespond,pressandholdthePTTbutton.
3.4.5PrivateCall
ThePrivateCall,alsocalledpoint-to-point,orindividualcall,enablescallingbetweentwoindividuals.Noother
radiocanheartheconversation.Thiscalltypecanbecarriedoutintwoways:
•Duplexcall(ifthesystemallows),inTMOMode.Bothpartiescanspeakatthesametime.
•Simplexcall,inTMOorDMOMode.Onlyonepartycanspeakatatime.
WhenaDMOPrivateCalltakesplace,radiosnotinvolvedinthiscallreceivethechannelbusyindication.The
radiosareidentiedusingitsradionumbers.
3.4.6CommunicationthroughRepeater
RadiosthatcannotcommunicatedirectlybetweeneachotherinDMOMode,candoitthroughtherepeaterthatis
attachedonthesametalkgroup.ThisconnectivityisusedtoenhancetheradioDMOarea.
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