Kenwood—MC-60A-Instruction-Manual

Impedance Selector-ON/OFF STBY SwitchCOMMUNICATIONSMICROPHONEMC-60AINSTRUCTION MANUALUP/DOWN SwitchConnect 1o■FEATURESRadio MicTerminalThe MC-60A microphone is designed expressly for use withyour amateur communication system.It provides excellentMic.Preamp Switch-performance when used with any KENWOOD transceiver,(Underside)thereby upgrading your existing system.LOCK SwitchPTT SwitchFig.1.The zinc die-cast base offers high stability,and is completewith a feather-touch PTT switch,rocker UP/DOWN switch,an impedance selector switch and a built-in preamplifier.■OPERATIONNOTE:For UP/DOWN switch operation,refer to yourThe MC-60A is equipped with a PTT switch for easy transmit/receive changeover.The PTT switch can be locked,if desiredtransceiver's manual.by pressing the Lock key.To unlock the switch,simplyCAUTION:press the Lock key once again.The Mic on/off,Lock,and1.The microphone is constructed of precision parts.Do notPTT switches are all in parallel.open the microphone,as it may result in serious damage.2.The microphone is sensitive to shock and vibration.。Connectionireat it gentiy.To onerate the micronhone without using the stand.con.nect the retractile cord directly to the microphone,anduse the slide-switch on the microphone for transmit/receive changeover.■INSTALLATION.Impedance selection1.Battery Installation (Fig.2)1.Remove four screws as shown.The microphone impedance is selectable between 50052.Install two alkaline AA celis (not NiCd).Observeand 50k by using the slide-switch on the microphonepolarity.regardless of whether the stand is used.Most Trio3.Reassemble base unit.Kenwood HF products are 50k.Some will operate fromNOTE:1.Radios with power available at the mic con-500-50kn.All VHF and UHF mobile radios are 500nector (for autopatch microphones)will notimpedancerequire batteries.2.The preamp on/off switch is located on theunderside of the base unit.The preamp is onin the forward switch position.2.Connection to your transceiver.1.Slide the microphone into the plastic bracket.2.Connect the short base mounted cable to the rear ofthe microphone.3.Connect the retractile cord from the base to thetransceiver.Du not tear leady4.The microphone may also be used separate from thebase unit,by connecting the retractile cord directlyto the mic.However,the preamp is located in thebase unit.Preamped operation is not possible with adirect transceiver hookup.5.The MC-60A is supplied with a standard PG-4C 8 pinto 8 pin retractile cord.For radios with a four pin micAAAaconnector,use a PG-4A (4 pin to 8 pin)option cord.install BatteresFor radios with a six pin mic connector,use a PG-4B(6 pin to 8 pin)option cord.