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Alarm type

Disable

Only alarm sound

Normal

Alarm whistle

Silent

Silence with voice

Description

Turn off alarm function

The walkie-talkie to a sharp alarm sound, and 

the control center will not receive the alarm 

signal.

When alarms, the walkie-talkie gives an audible 

and visual prompt.

After sending an emergency alarm signal to the 

control center, issue a local alarm sound.In the 

alarm state, there are sound and visual 

instructions.

When alarms, the radio will not give any audible 

or visual prompt. At the same time, no sound is 

made on any received audio.

When alarms, the radio will not give any audible 

or visual prompt. However, the radio sounds 

when you press and hold the PTT button to 

initiate a call or respond to a call.

DIGITAL TWO WAY RADIO

DIGITAL TWO WAY RADIO

predefined aliases or IDs. This function can be assigned to short 

programming or long programming keys.

You can assign only one alias or ID to a one-touch call key, and the 

walkie-talkie can have multiple programmed one-touch call keys.

1.Press the preprogrammed one-touch call button to initiate a group or 

single call to a predefined alias or ID.

2.Hold the walkie-talkie in its upright position and keep it at a distance of 

1 to 2 inches (2.5 to 5.0 cm) from the mouth.

3.Press 

PTT

 key to initiate a call, LED indicator light is red.

4.Release the [PTT] key to answer. When the target radio replies, the 

LED indicator will light green.

5.If the function of "channel leisure prompt sound" is enabled, when the 

release the [PTT] key, you will hear a short prompt sound, indicating 

that the channel is leisure and waiting for your reply. Press 

PTT

 key 

to reply,If there is no voice activity for the scheduled time period, the call 

is terminated.

Analog channel call

On the analog channel, hold down the [PTT] key and speak into the 

microphone, to transmit. Please release 

PTT

 key to receive.

Start a call

In the analog mode, the upper and lower line codes of DTMF can be 

configured by programming software, and the upper and lower line 

codes can be enabled in the analog channel.When the upper line code 

is enabled, the upper line code will be issued each time the [PTT] key is 

pressed, and the lower line code will be issued when the [PTT] key is 

released.

■ 

Emergency alarm function

Emergency alarm

In the event of an emergency, you can use this feature to ask your 

fellow or control center for help. Emergency alarm has the highest 

priority, you can alarm whether the walkie-talkie is transmitting or 

receiving.

           

           Alarm initiator to exit the alarm mode, there are two cases:

•Turn off the radio to exit the whole machine alarm.

•Press the preprogrammed 

Emergency mode off

 button to exit 

alarm.

•In other ways, when exiting alarm mode, the alarm on the current 

channel can only be temporarily exited. When re-selecting the channel, 

the alarm will continue; 

The alarm function is enabled for you by the dealer (program path: "Edit 

-> Alarm -> DMR Emergency Alarm-> DMR System"). Before using this 

function, you need to understand the following concepts.

Alarm Type 

 

The radio prompts in different modes for different alarm types, as shown 

in the following table.

Alarm Mode

  

Except the alarm type “Disable

Only alarm sound

Alarm whistle”, 

other alarm types support the following alarm modes. You can ask the 

dealer to select one of them (Note: The following methods use 

“Conventional” alarm type as an example).

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Содержание RT53

Страница 1: ...IGITAL TWO WAY RADIO MADE IN CHINA Address 7 F Zhonghaixin Science Technology Park No 12 Ganli 6th Road Jihua Street Longgang District Shenzhen China Web www retevis com E mail kam retevis com Facebook facebook com retevis ...

Страница 2: ...s doubled and frequency resources are saved Digital and analog compatible Support DMR digital and analog two communication modes to ensure that the original analog products smooth transition to digital products to meet different communication needs Digital signaling function Rich calling modes that support DMR protocol including single call group call and all call supports remote inhibit function ...

Страница 3: ...ply single call Receive all call Start a walkie talkie call Use the channel to place a call Initiate group call Use the one touch call button to initiate a group call or a single call DIGITAL TWO WAY RADIO DIGITAL TWO WAY RADIO Emergency alarm function Emergency alarm Alarm Type Alarm Mode Send emergency alert Receive emergency alert Send an emergency alert with voice follow Receive emergency aler...

Страница 4: ...urn on or off the VOX function Quickly call key After pressing the button to call send the corresponding call message or other application functions Press this key to enter the digital contact list No 10 11 12 13 14 15 16 17 18 19 20 Shortcut name Contacts Zone increases Zone decrease Zone switching Individual Operation Monitor Battery power indication Scan on off Time to broadcast 1750Hz Signal N...

Страница 5: ... In order to maximize the performance of the product and to ensure compliance with the radiation limits in the relevant occupational or controlled environment of the above criteria the sending time shall not Indicator display Red light Green light Current charge status In charging The charging is completed DIGITAL TWO WAY RADIO DIGITAL TWO WAY RADIO Security and overview Preparation before use Bat...

Страница 6: ... Extend battery life Battery performance will reduce below 20 temperature conditions Prepare back up batteries for use in colder weather Please do not throw away cold batteries that cannot work These batteries may be used at room temperature Dusting the battery contacts may affect the battery life Please wipe the contacts with a clean dry cloth before inserting the batteries into the walkie talkie...

Страница 7: ...rned off There will be no voice prompt Volume adjustment Turn on the power turn the Power Switch Volume Control knob clockwise to increase the volume of voice reception and turn counterclockwise to reduce the volume of voice reception Selecting Zone Zone is a channel group in which you can include channels with the same attributes such as call type digital mode and analog mode in a zone which make...

Страница 8: ...l to a user group the transceiver must be configured to belong to the talk group 1 Rotate the channel knob to select the channel using the active talk group alias or ID 2 Hold the walkie talkie in its upright position and keep it at a distance of 1 to 2 inches 2 5 to 5 0 cm from the mouth 3 Press PTT key to the group call The LED indicator light is red 4 Release the PTT key to answer When the targ...

Страница 9: ...isure and waiting for your reply Press PTT key to reply If there is no voice activity for the scheduled time period the call is terminated Analog channel call On the analog channel hold down the PTT key and speak into the microphone to transmit Please release PTT key to receive Start a call In the analog mode the upper and lower line codes of DTMF can be configured by programming software and the ...

Страница 10: ...ithout pressing the PTT key This activated microphone status is called Emergency Microphone During the duration of emergency microphone Except for the pre programmed Emergency mode off key to cancel the alarm Pressing any other key will remain in emergency mode Until the emergency microphone duration is over 1 Press the pre programmed Emergency mode on button The LED indicator light is red 2 After...

Страница 11: ...the transceiver is in emergency mode and changes channel it will exit emergency mode If an emergency alert is activated on the new channel the transceiver resumes the emergency call Press the preprogrammed alarm on key in the emergency call start transmit state This way the walkie talkie will exit the status and restart the emergency call Exit emergency mode The transceiver exits emergency mode wh...

Страница 12: ...e microphone detects that the voice reaches the level to trigger the voice activated transmission the walkie talkie automatically transmits the voice The Busy Channel Lockout is prevent interference with other users that are transmitting on the same channel The TOT is over the time of a single transmits the default is 60 seconds the walkie talkie will automatically terminate the transmits and issu...

Страница 13: ...e channel Get close with each other Setting the same frequency channel color code time slot Change to new frequency or correct the squelch Set the signal for all radio in the group Get close with other members Move to open environment restart the radio Avoid the device interfering the radio Reason The battery doesn t be installed correctly The battery runs out The battery is poor contact causing b...

Страница 14: ...e continuous development of technology we reserve the right to change the design and specification of the product without notice No copy modification translation and dissemination of this handbook may be made in any form without the prior written authorization of our department The third party products and contents involved in this manual belong to the third party Our company does not guarantee it...

Страница 15: ... for this radio could violate the rules FCCRequirements This device complies with part 15 of the FCC Rules Operation is subject to the condition that this device does not cause harmful interference Licensed radios are applicable This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions Other devices are applicable 1 This device may not cause harmful in...

Страница 16: ...r devices or systems To avoid such interference turn off the radio in areas where signs are posted to do so DO NOT operate the transmitter in areas that are sensitive to electromagnetic radiation such as hospitals aircraft and blasting sites Portable Device this transmitter may operate with the antenna s documented in this filing in Push to Talk and body worn configurations RF exposure compliance ...

Страница 17: ...our radio when you are in a potentially hazardous environments Near electrical blasting caps in a blasting area in explosive atmospheres inflammable gas dust particles metallic powders grain powders etc Turn off your radiowhile taking on fuel or while parked at gasoline service stations To avoid electromagnetic interference and or compatibility conflicts Turn off your radio in any facility where p...

Страница 18: ... the RF exposure guidelines and may violate regulations For a list of Retevis approved accessories for your radio model visit the following website http www Retevis com Approved Accessories Forbid Do not use charger outdoors or in moist environments use only in dry locations conditions Do not disassemble the charger that may result in risk of electrical shock or fire Do not operate the charger if ...

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