Icom M88 Instruction Manual - Page 21
Dualwatch/tri-watch
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6 DUALWATCH/TRI-WATCH Description Dualwatch monitors Channel 16 while you are receiving another channel; tri-watch monitors Channel 16 and the call channel while receiving another channel. DUALWATCH/TRI-WATCH SIMULATION Call channel Operation q Select the desired operating channel. w Push [SCN•DUAL] to start dualwatch or tri-watch (depend- ing on SET mode setting). • "DUAL" blinks during dualwatch; "TRI" blinks during tri-watch. • A beep tone sounds when a signal is received on Channel 16. • Tri-watch becomes dualwatch when receiving a signal on the call channel. e To cancel dualwatch/tri-watch, push [SCN•DUAL] again. [Example]: Operating tri-watch on INT channel 07. Dualwatch Tri-watch • If a signal is received on Channel 16, dualwatch/tri-watch pauses on Channel 16 until the signal disappears. • If a signal is received on the call channel during tri-watch, triwatch becomes dualwatch until the signal disappears. • To transmit on the selected channel during dualwatch/tri-watch, push and hold [PTT]. • If no signal is received, the transceiver enters the power saving condition for 0.5 sec. after checking the operating channel every cycle. Push for 1 sec. DUAL Tri-watch starts. Signal is received on call channel. Signal received on Channel 16 takes priority. Tri-watch resumes after the signal disappears. 15