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Auxiliary Functions
TOT (Time-out Timer)
1) TOT (Time-out Timer)
a) Time-out timer is to prevent any caller from occupying one
certain channel and radio transmitting overlong.
b) You can program the time-out timer, i.e. the time the radio can
transmit continuously. If the radio has been transmitting
continuously longer than the preset time, the radio will stop
transmitting and warning tone sounds, and please release the PTT
button.
2) TOT Re-key
a) TOT re-key specifies the time when transmission is prohibited
after the time-out timer is activated.
b) During the time of transmitting prohibition, if you press the PTT
button, warning tone sounds and transmitting is prohibited.
3) TOT Pre-alarm
a) Before the time-out timer stops transmitting, the radio sounds
pre-alarm tone.
b) After the alarm tone, if the transmitting time is longer than the
preset time limit, the time-out timer will be activated.
4) TOT Reset
a) TOT Reset is the delay time between releasing the PTT button
and resetting the time-out timer.
b) If the time of releasing the PTT button is shorter than the TOT
Reset, the countdown of transmitting prohibition will continue.
Battery Save
The dealer can program the battery save type.
If the battery save function has been set, 10 seconds after no
signals being received or no operations being conducted, the radio
enters the battery save mode. It will exit the battery save mode
automatically after receiving signals or being conducted.
Battery Save Types: 1:1, 1:2, 1:4 and OFF.
Battery save function can decrease the battery power
consumption.
Low Power Warning
Low power warning tone sounds and LED flashes red when the
battery power goes below the preset value and you need to
recharge the battery. In low battery status transmission is
prohibited.
Channel Annunciation
The dealer can activate or prohibit this function. Two types of
Chinese and English annunciation are available.
When switching to a channel by rotating the channel knob, the
current channel number will sound.
QT/DQT
The dealer can set QT/DQT on the radio channels to ignore calls
on the same channel from irrelevant radios.
If a channel has been set with QT/DQT, the squelch will be
activated only when it receives the proper QT/DQT signals. And
only the radios set with the same QT/DQT signaling as those on
yours can hear your call.
Note: Using a QT/DQT channel doesn't mean your calls are
private. If the QT/DQT tones of other radios are identical with those
on yours, they can hear your calls.
User Solution
A user solution includes PTT code-transmitting, encoding,
