Operating Instructions
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Don’t try to use two radio units which are less than 1.5m (5 feet) apart.
Otherwise, you may experience interference.
Talk range depends on the terrain. It will be affected by concrete
structures, heavy foliage and by operating radios indoors or in vehicles.
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US
0.5W Handheld walkie talkie
Model NO: RT38
INSTALLATION
Removing the belt clip Pull the belt clip latch away from the unit.
See picture as right.
Installing the Batteries
FOR USE OF RECHARGEABLE BATTERIES:
If your walkie talkie comes with a
rechargeable battery , USB cable,
dual USB adaptor and dual USB
car charger.The fully charging
time is about 12 hours,during
charging , there is red light on
the LCD screen meanwhile
battery icon will flash,when it is
fully charged, the red light will be
off. The USB cable, adaptor and car charger will only charge the single
ni-mAh rechargeable battery or ni-mAh rechargeable battery pack
which provided and not other types of rechargeable batteries.After
placing batteries into correct positions, replace the battery cover.
Remarks:Dont charge the alkaline battery.
FOR USE OF NON RECHARGEABLE BATTERIES:
1.Slide down the battery compartment cover.
2.Insert 3 x AAA batteries (not included).
3.Position the batteries according to the polarity marking on the battery
compartment. After placing batteries into correct positions,replace the
battery cover.
Low Battery Meter Indicator
The radio can detect the low battery level when the battery voltage
goes low. The battery icon will display the low battery status.
When battery voltage is low, the empty battery symbol will appear and
continue to blink. The battery symbol will continuously blink until it
totally drains the battery voltage where then you will have to replace the
batteries.
Transmitting Range
The talk range will depend on your surroundings and environment. It
will be affected by obstructions such as hills or buildings.
Antenna
Earphone jacket
Torch
PTT button
Torch button
Microphone
Speaker
Lock button
Scan/Up button
Micro USB port
Power/Menu button
Moni/Down button
Operating the unit
Turning unit on/off:
1- Switching on
Press and hold the Menu/PWR until you hear a beep sound.
2- Switching off
Press and hold the Menu/PWR until you hear a beep sound.
Adjusting the Volume:
You have 8 preset volume levels. To raise the volume press the Up /
Scan button and to decrease the volume, press the Down /MONI
button , then press PTT button or Menu/PWR button to confirm.
Key lock:
Press & hold Lock button for 6 seconds, the unit will be locked and
lock icon will be displayed in the LCD screen. When the unit is locked
,only Torch button, Menu/PWR button, PTT button and Lock button can
be available. Press & hold Lock button for 3 seconds, it will be
unlocked.
Torch:
Press and hold the Torch button, it will be on. Release the button, it will
be off. When the unit is turn off, the torch still can be on/off by Torch
button.
Auto scan.
Press & hold the Up / Scan button for 2 seconds to activate auto scan.
Press & hold the Up / Scan button for 2 seconds to deactivate auto
scan Or Press Menu/PWR button to deactivate auto scan.
Monitor (Zero squelch)
Press & hold the Down/Moni button for 2 seconds to activate monitor.
Press & hold the Down/Moni button for 2 seconds to deactivate
monitor.
Changing Channels
You have channels with the legal frequency at your disposal. To
communicate with another device, you must set the both on the same
channel. To change channels, once you have turned your unit on,
press the Menu/PWR once and use the Up/Down buttons to scroll
through to your desired channel. To set your desired channel, press
the PTT button to confirm changes.
Your unit is simplex “one way at a time”. While you are speaking, you
can not receive a Transmission.
Your unit is an open-license band. Always identify yourself when
transmitting on the same channel.
IMPORTANT: Before transmitting on a channel listen to ensure it is not
already in use.
CTCSS/DCS
Press the Menu/PWR button twice and use the Up/ Down to introduce
CTCSS/DCS Continuous Tone-Coded Squelch System or CTCSS is a
circuit that is used to reduce the annoyance of listening to other users
on a shared two-way radio communications channel. It basically allows
a private CH on a busy stream.
CTCSS = Coded tone controlled squelching system. This allows you to
talk on a private sub channel on an active channel.
DCS is a digital extension of CTCSS.
DCS=DCS is a digital extension of CTCSS. It provides extra, digitally
coded, squelch codes that follow after the 38 CTCSS codes. CTCSS 1
to 38 ,followed by DCS 1- 83.
VOX
Voice operated transmitter, it allows you to transmit with your voice
without pressing the button.
Your communicator is equipped with an adjustable Voice Operated
Transmitter(VOX) that can be used for automatic voice transmission.
In this convenient mode,transmission is automatically initiated by
speaking into the microphone.There is no need to push the button.
By press Menu/PWR button 3 times,screen will display VOX
character,character OFF keep flashing. Press Up or Down button to
select voice level(from 1 to 3 level or OFF), by pressing PTT button to
confirm setting. VOX default setting is off.
CA
Call allows you to adjust different tones for calling the operator from the
same channel.
Press Menu/PWR button 4 times, screen will display CA character,
digital 01 keep flashing, by pressing UP or Down button to select call
tone from01~10, then press PTT button to confirm call tone setting.
Default setting for call tone is 01.
There are 10 mode call tones in this unit. You and other party can use
designed call tone to communicate separately, secretly to avoid any
disturb.To activate this feature, when the unit in normal mode, press
twice quickly and release the PTT button to send a tone to other users
on the same channel.
TOT
Time out timer means the unit will automatically stop transmit after
30sec or 60 sec continuously transmit. Press Menu button 5 times,
screen will display 60 TO, and then press Up or Down button can
choose 60 or 30 seconds or OFF. Default setting is 60 seconds, and
press the PTT button to confirm changes.
Roger Beep
Roger beep means a tone added to the end of broadcast. It indicates
that the user/operator has concluded speaking.
This is a tone which is automatically transmitted whenever the PTT
button is released. This alerts the receiving party that you have ended
the transmission, and you are now in receive mode. Press Menu button
6 times,screen will display ON RO, then press Up or down button to
choose RO OFF or ON. Press the PTT button to confirm changes.
Key tone
Symbol will be on the display when Key tone is opened.
Press Menu button 7 times, screen will display Bell ON, and press Up
/Scan button to choose ON or Down/MONI button to choose OFF.
Default setting is ON, press the PTT button to confirm changes.
DCM
Dual channel monitoring you can monitor between two channels eg: 1
to 8 or 9 to 22. Press Menu button 8 times, screen will display DCM OF,
and press Down or UP button to choose DCM OFF or ON. When
choose DCM is on, press Menu/PWR button one time, then scroll
Up/Down button to choose channel. The channel can not be the same
as main channel. Press the PTT button to confirm changes.
Transmitting (sending speech)
The unit is continuously in the Receive mode when the unit is turned
ON and not transmitting.
When a signal is received on the current channel, “RX” icon will be
displayed on the LCD screen.
a. Press and hold the PTT (Push to Talk) button to transmit your voice.
The transmit signal icon “TX” will display on the LCD screen.
b. Hold the unit in a vertical position with the Mic (Microphone) 5cm
away from the mouth. While holding the PTT button, speak into the
microphone in a normal tone of voice.
c. Release the PTT button when you have finished transmitting. For
others to receive your transmission, they must be on the same channel
as you.
Reset the unit
Take away the battery from walkie talkie battery compartment, then hold
the Menu/PWR button meanwhile put back the battery to walkie talkie
battery compartment in right polarity. The unit will turn on and display
CH 100.
Channel and Frequency (MHz)
USA(22ch)
Ch. Frequency
1 462.5625
2 462.5875
3 462.6125
4 462.6375
5 462.6625
6 462.6875
Ch. Frequency
7 462.7125
8 467.5625
9 467.5875
10 467.6125
11 467.6375
12 467.6625
Ch. Frequency
13 467.6875
14 467.7125
15 462.5500
16 462.5750
17 462.6000
18 462.6250
Ch. Frequency
19 462.6500
20 462.6750
21 462.7000
22 462.7250
Caution:
Battery
1:If you use Alkaline battery, please use AAA size battery, but don’t
attempt to charge alkaline batteries.
2:Please don’t mix old and new batteries, it will affect the battery lifetime.
3:Do not mix alkaline, standard (carbon-zinc),or
rechargable(Ni-Cd,Ni-MH,etc.) batteries.
4:Alkaline battery have expiry time. Please make sure the battery are
valid.
TROUBLE SHOOTING GUIDE
No power or radio
switchs off after short
time
I cannot communicate
with other group
members
You can hear the voice
from other users,but they
cannot hear you
Others hear my voice
with interruptions only
I hear too many stations
from outside my group
1:Check charger and correct battery
installation.
2:Clean battery contacts(Important!) .
3:Replace battery by fully charged or a
new battery .
4:Battery capacity poor: battery defective
or at end of lifetime replace battery.
1:Verify if the channel frequency and the
CTCSS are the same in the whole
group.If you use factory default
programming, this is automatically OK if
all members of your group use the same
channel number.
2:The other group members are not with
the radio coverage.
1:Please change your setting to exactly the
same number as the partners are using.
1
:Too weak signal-too far away.
2:External mic defective? Please let
service technology check.
1:Another group is using the same channel
number -change channel.
PROBLEM GUIDE
RF ENERGY EXPOSURE AND PRODUCT SAFETY GUIDE
FOR PORTABLE TWO-WAY RADIOS
TX
RX
DCM
VOX
CTCSS Code. Changes from 1 to 38 as selected by the user.
Displays the Battery change level. When the bars are reduced
,the battery needs recharging.
Displayed when transmitting a signal.
Disphayed when receiving a signal.
Disphayed when the Dual Watch function is turned ON.
Disphayed when the vox feature is enabled.
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