Page 73
FT-
991
Operating Manual
Transmitter Convenience Features
5) When you are satisfied with the setting, touch
[
ENTER
] on the TFT LCD display to save the
new setting.
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6) Press the
MENU(SETUP)
button or touch
[
BACK
] on the LCD to exit to normal operation.
The Anti-Trip setting adjusts the level of negative re-
ceiver audio feedback to the microphone, to prevent
receiver audio from activating the transmitter (via
the microphone). This setting can also be adjusted
via Menu item “
145 ANTI VOX GAIN
”.
VOX operation may be engaged on either Voice
modes (SSB/AM/FM) or on AFSK-based Data
modes. Use Menu item “
142 VOX SELECT
” (the se-
lections are “
MIC
” and “
DATA
”).
VOX
(
SSB/AM/FM Modes:
Automatic TX/RX Switching using Voice Control
)