vgpS reporT...................................................................................19DTMF (DUAL TONE MULTI FREQUENCY) CALLS........................20mAking A dTmF cAll .....................................................................20AuTodiAl .........................................................................................20STun code ......................................................................................20TRUNKING CALLS (ANALOG).........................................................21mAking A Telephone cAll ...............................................................21receiving A Telephone cAll ...........................................................21EMERGENCY CALLS .......................................................................22SCRAMBLER.....................................................................................23Secure (encrypTed) TrAnSmiSSion ...................................................23SIGNALING........................................................................................24quieT TAlk (qT)/ digiTAl quieT TAlk (dqT) ...................................24rAdio AcceSS number (rAn) .........................................................25opTionAl SignAling .........................................................................25ADVANCED OPERATIONS ..............................................................26clock .............................................................................................26lcd brighTneSS .............................................................................26horn AlerT ....................................................................................26public AddreSS (pA) ......................................................................27BACKGROUND OPERATIONS ........................................................28Time-ouT Timer (ToT) .....................................................................28SignAl STrengTh indicATor .............................................................28compAnder .....................................................................................28buSy chAnnel lockouT (bcl) ........................................................29conTrol chAnnel hunT ..................................................................29pTT id ...........................................................................................29VGS-1 OPTIONAL VOICE GUIDE & STORAGE UNIT .....................30voice recorder ..............................................................................30voice guide ....................................................................................31