Icom IC-F21GM Instruction Manual

Contents

Icom IC-F21GM Instruction Manual Manual pdf 27 page image

205OPERATION‘‘ Receiving and transmittingNOTE: Transmitting without an antenna may damage the trans-ceiver. See p.4 for antenna attachment.Turn power ON as described on p. 2.Program the SIMPLEX/DUPLEX OPERATION and CTCSS/DTCS tone number (select CH 0 if you will not use the CTCSSfunction) before operation.Receiving:q Select the desired channel.w Listen for a transmission and adjust [VOL] to a comfortable lis-tening level.• When no transmission is heard, push and hold [MONI] whileadjusting [VOL].The transceiver is now set to receive desired calls on the selectedchannel.Transmitting:Wait for the channel to become clear to avoid interference.e While pushing and holding [PTT], speak into the microphone at anormal voice level.r Release [PTT] to return to receive.IMPORTANT: To maximize the readability of your transmitted sig-nal, pause a few sec. after pushing [PTT], hold the microphone 10to 15 cm from your mouth and speak at a normal voice level.