Icom IC-F3GT Instruction Manual page 17

D HIGH/LOW OUTPUT POWER
This function selects high or low output power for a channel.
Push the [HIGH/LOW] switch to toggle the transmit output power
between high and low.
• "LOW" appears when low output power is selected.
D SCRAMBLER FUNCTION
(An UT-109 #01* or UT-110 #01* is required.)
This function provides higher communication security.
UT-109 : Non-rolling type. 32 code numbers are available.
UT-110 : Rolling type. 1020 (4 groups × 255) code numbers are
available.
Push the [SCRM] switch to toggle the function ON and OFF.
NOTE: NEVER use #02 High AF level version of the scrambler
unit, as they are not compatible.
D BEEP FUNCTION
This function provides confirmation beep tones when pushing
switches.
Push the [BEEP] switch to toggle the function ON and OFF.
PROGRAMMABLE FUNCTIONS
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