Maas AHT-9-UV, User Manual

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TONE CALLING (1750Hz TONE)
To access a repeater, press and hold in [ ] key for the amount
of time specified by the repeater. The transmitter will automatically
be activated, and a 1750Hz audio tone will be superimposed on the
carrier. Once access to the repeater has been gained, you may
release [ ] key and use PTT for activating the transmission.
5)
CHANNEL STORAGE AND DELETE 6)
Channel Storage
Under VFO mode, input desired frequency by keypad directly or
select one by pressing [ ] or [ ], and then press [ ] +
[ ], the digits blinks at the right top of LCD, press number to
input desired channel directly or press [ ] or [ ] to choose
desired one, then press [ ] for storage.
Note: after you input desired channel number, if it blinks, it means
that this channel is already occupied, you can choose another
one.
e.g.: to store the frequency: 450.325MHz with CTCSS: 151.4 to the
channel 05, the step are as follows:
1) Under VFO mode, input 4-5-0-3-2-5
42
EMERGENCY ALERT [ ] + [ ]
Under standby mode, press [ ] to enter menu setting, LCD displays
“
MENU ”; then press [ ] to turn on emergency alert function, radio
will transmit emergency ring for 20S and then receive for 10S, until you
press PTT, it will exit.
KEYPAD LOCK SETTING
Under standby mode, press [ ] for 2S to lock or unlock the keypad,
“ ” will be displayed at the top of LCD when keypad is locked.
REVERSE FREQUENCY ON/OFF
Under standby mode, press [ ] for 2S to turn on or off this function,
“
R ” will be displayed at the top of LCD when you turn on this function.
At this time, radio’s transmitting frequency is its receiving one, and its
receiving frequency is its transmitting one.
2)
3)
4)