163 RECEIVE AND TRANSMIT■ Functions for receive (Continued)D AGC functionThe AGC (automatic gain control) controls receivergain to produce a constant audio output level, evenwhen the received signal strength varies by fading,and so on.The transceiver has two AGC characteristics, AUTOand time constants FAST and SLOW.[Default]/q Push [8] to enter the Main Menu screen.w Select the “AGC” item of “Setmode.”q Push [r] or [s] to select the item, and thenpush [4] to open the screen.(Setmode > Config)w Push [r] or [s] to select “AGC,” and then holddown [4] for 1 second.e Push [r] or [s] to select the desired option, FAST,SLOW or AUTO.• If desired, hold down [Default](§§) for 1 second to re-turn to the default setting.When AUTO is selected, the AGC time constantvaries, depending on the operating mode.r Push [4] to save the setting, and return to the pre-vious screen.t Push [8] one or more times to exit.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.[Default]/q Push [8] to enter the Main Menu screen.w Select the “AGC” item of “Setmode.”q Push [r] or [s] to select the item, and thenpush [4] to open the screen.(Setmode > Config)w Push [r] or [s] to select “AGC,” and then holddown [4] for 1 second.e Push [r] or [s] to turn OFF the function.• If desired, hold down [Default](§§) for 1 second to re-turn to the default setting.r Push [4] to save the setting, and return to the pre-vious screen.t Push [8] one or more times to exit.