Zartek PT8, Руководство пользователя, Страница: 9 / 13

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(5) ADJUSTING SPEAKER VOLUME (8 LEVELS)

Press the " + " key to increase the volume.

Press the " - " key to decrease the volume.
(6) LAMP

Press the side LAMP k ey to turn on the LCD backlight when
necessary.

Press the LAMP key again to turn off LCD backlight.
NOTE: Always turn off the LCD backlight after use, as keeping it on
will drain the battery.
(7) TALK TIME-OUT FUNCTION

Time-out function can avoid transmitting by chance and
prolong the battery life.

The radio will stop transmitting and sound a warning tone
when PTT is held over 60 seconds. You then need to release
PTT and press again for further transmission.

In VOX mode, the unit will stop transmitting and sound a
warning tone after continuous talk for 60 seconds. You can
re-activate VOX after the time-out. (Please refer to VOX
function for detailed VOX operation)
(8) TALK RANGE
The range will depend on the type of terrain that you are
communicating across.
The
Zartek
PT8 uses the UHF (Ultra High Frequency) band and
will be subject to similar obstacle interference as cellular phones.
The radio works indoors as well as outdoors. Typical rough estimate
ranges for different terrains are:

Shopping centre 300m-500m

Building 3-15 stories,

City centre & dense bush 300m-1.5km,

Residential & over water 1-3km,

Farmland 1-4km,

Top of mountain or building (elevated line-of-sight) 5-10km.