Icom IC-F21GM instruction manual Ctcss Find

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4 SET MODE

DCTCSS FIND

This transceiver can detect the CTCSS tone frequency in the re- ceived signal. By monitoring a signal that is being transmitted from the other station, you can determine the tone frequency required to communicate with them.

This function very useful when you are going to communicate with unknown CTCSS channel number stations. ‘CTCSS FIND’ scans all of the CTCSS channels, then stops when a tone frequency is detected.

qWhile pushing and holding [MONI], [W/N], turn [OFF/VOL] to

power ON.

wSelect the desired CH 1 to CH 15 that you want to assign the CTCSS tone frequency.

ePush and hold [MONI] until a beep (Pi) is emitted.

‘CTCSS FIND’ start to scan the signal.

r‘CTCSS FIND’ stops when the tone signal is detected. t Push [MONI] to determine the tone number.

y Turn the power OFF, and then ON again.

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Contents IF21GM Safety Training Information Electromagnetic Interference/Compatibility General Mobile Radio Service Gmrs Page Foreword Table of Contents Speaker Antenna Connector Volume Control OFF/VOLPTT Switch PTT TX/RX Indicator LED p‘ LED indicator Supplied accessories Accessories‘ Accessory attachment AntennaBattery Packs Battery Packs‘ Battery pack replacement ‘ Battery cautions Recycling information U.S.A. only‘ Battery charging Rapid charging with the BC-144+AD-99Check orientation and the spacer com- bination as follows Spacer combinationRapid charging with the BC-121+AD-94 #11 Regular charging with the BC-146Battery pack life ‘ Charging Note‘ Battery case Option SET Mode ‘ Set modeSetting the SIMPLEX/DUPLEX Operation Frequency channel list Rx/Tx FreqExample Ctcss tone code list FreqSetting the Ctcss Tone Frequency Push PTTExample Ctcss Find Operation ‘ Receiving and transmittingMonitor Audible Function TIME-OUT TimerPower Save Function Audible condition‘ Wide/Narrow selection ‘ Setting squelch level‘ Auto scan function Charger Option‘ Options Other Options MB-74BELT ClipCount on us