Icom IC-F8100 Instruction Manual

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173 RECEIVE AND TRANSMIT■ Functions for receive (Continued)D AGC functionThe AGC (auto gain control) controls receiver gainto produce a constant audio output level even whenthe received signal strength is varied by fading, andso on.The transceiver has two AGC characteristics (timeconstant: FAST and SLOW) and AUTO.[�][�]/q Hold down [MENU](HOME) for 1 second to enterthe Menu screen.w Push [r] or [s] to select the “User Menu,” andthen push [4].e Push [r] or [s] to select “AGC.”r Push [t](§) or [u](§§§) to select the desired AGCtime constant, FAST, SLOW or AUTO.When AUTO is selected, the AGC time constantvaries, depending on the operating mode.t Push [MENU](HOME) twice to return to the nor-mal operating screen.D AGC OFF functionWhen receiving weak signals with adjacent strongsignals or noise, the AGC function may reduce thesensitivity. In this situation, the AGC function shouldbe turned OFF.[�]/q Hold down [MENU](HOME) for 1 second to enterthe Menu screen.w Push [r] or [s] to select the “Admin Menu,” andthen push [4].e Push [r] or [s] to select “AGC.”r Push [t](§) to turn OFF the AGC function.t Push [MENU](HOME) twice to return to the nor-mal operating screen.