Icom GM800 Instruction Manual

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Contents

Icom GM800 Instruction Manual Manual pdf 20 page image

15OTHER FUNCTIONS AND OPERATIONS6■ Otheo functionsD Squelch functionThe Squelch function mutes unwanted signals suchas noise or unmodulated beat signals. This functionenables quiet standby.However, when you need to receive weak signals,adjust the Squelch level, or turn OFF the function.1. Push [Ω] or [≈] until “SQL” is displayed in theSoftware Key area.2. Push [SQL] to turn the function ON or OFF. When the function is ON, is displayed.D S-meteo squelch levelWhen the Squelch function is ON, only signalsstronger than this set level are received.Set to between 1 (open) and 100 (tight).1. Push [Ω] or [≈] until “S-SQL Level” is displayedin the Software Key area.2. Push [S-SQL Level]• The S-SQL level setting window is displayed.3. Rotate [CH/GRP] to adjust the S-meter squelchlevel.D Noise Blankeo functionThe Noise Blanker function reduces pulse-typenoises that come from engine ignitions.However, when the received strong signals aredistorted, adjust the Noise blanker level or turn OFFthe function.1. Push [Ω] or [≈] until “NB” is displayed in theSoftware Key area.2. Push [NB] to turn the function ON or OFF. When the function is ON, “NB” is displayed.D Noise blankeo levelWhen the Noise Blanker function is ON, adjust theNoise blanker level to reduce various pulse-typenoises.Set to between 1 and 10.1. Push [Ω] or [≈] until “NB Level” is displayed inthe Software Key area.2. Push [NB Level] .• The NB level setting window is displayed.3. Rotate [CH/GRP] to adjust the Noise Blankerlevel.D Toansmit Foequency Monitoo functionWhen selecting a duplex channel, the transmitfrequency differs from the receive frequency.To prevent from interference to other stations, thetransmit frequency should be monitored before youtransmit.1. Push [Ω] or [≈] until “TX FREQ Monitor” isdisplayed in the Software Key area.2. Hold down [TX FREQ Monitor] to monitorthe transmit frequency.“ ” blinks and the transmit frequency isdisplayed.