Kenwood TM-251A Instruction Manual

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REMOTE CONTROLThisfeature allowsnumeroustransceiver functionstobechangedconveniently fromamicrophonesuchastheMC-45DMorMC-45DMEwithoutusingtheFrontPanelbuttonsorcontrols.These microphonesareequippedwith aDTMFkeypadthatisusedinconjunctionwithotherkeys and buttonson themicrophonetogeneratethecommandsthatcontrol thetransceiver.Alternatively,theTH-7DualBandercanbe usedas thecontrollingmechanisminplaceofakeypad-equippedmicrophone.The TH-7isacompact,handyFMtransceiver availableinsomeareasonly.Be awarethataudibleDTMFtones fromothertransceiversnearyoumaybe picked upbyyourMC-45DM/45DMEorTH-7microphoneelement.Ifso,thiscould preventthefollowingfunctionsfrom workingcorrectly.Note:»Connectinganexternalunitsuchas theTH-7causesyourtransceivertoswitchtoEXTcontrolmode. DisconnectingtheexternalunitcausesthetransceivertoreturntoMicrophoneRemoteControl.»U.S.A.Versiononly:Itisnot legaltotransmit controlcodesonthe144MHzband. Transmitcontrolcodesonly onthe440MHzband.ReceiveModeTransmitModeTurnsOFF RemoteAllowsDTMFtransmission:Allows Remote Control ofthe Front Panel. [A] isthe ENTER key:* VFO mode >Direct digit-by-digitfrequency entry«Memory Recall >Channel number entry1 Press[PTT] + [PF].2 Enter DTMFmemorynumber.TurningtheRemoteControl functionONcausestheMeterscaletoblink.67