Retekess TR505 User Manual Download Page 1

 Product Feature

• 

Display using high-standard OLED screen, 180-degree wide field of vision, high 

  contrast.

• 

Comes with high-fidelity TF card player, support lossless format FLAC / WAV, 

  compatible with a variety of other commonly used formats.

• 

TF card playback, support to display song name, sound mode, cycle mode 

  settings

• 

Support USB sound card input, to avoid the interference of audio line input

• 

Support dynamic microphone, support reverb, delay parameter settings

• 

Support reader mode, insert the data cable to connect the computer, you can

  directly edit the TF card inserted in the machine

• 

Dedicated storage key, you can quickly store or set the frequency commonly 

  used

• 

Transmit power 0 ~ 25W continuously adjustable

• 

Standing wave protection, when the antenna is not connected or bad, 

  automatically enter the protection state

• 

Temperature protection, when the temperature inside the machine is too high, 

  automatically enter the protection state.

 

Digital Button Definition And Description

 

Function Key Denifition And Instruction

 Function Key Denifition And Instruction

Frequency Setting

Short press the menu button        , in the menu options interface, as shown in  

                   . 

Short press the         or         button frequency to step by 100K. Long press the

         or          button frequency to continuous step by 1000K. Press the return key

         to exit the setting.

 

RF Power Setting

Short press the menu button         , in the menu options interface, as shown in

                   . 

Short press the         or         button the power to 0.1 watt step;Long press the 

        or         button the power to continuous step by 1 watt.Press the return key 

        to exit the setting.

 Precautions For Use

• 

There is high pressure inside the machine,maintenance can only be operated 

  by professional and technical person.

• 

Please put the machine in a cool,dry and ventilated environment for use,the 

  ambient temperature should not be higher than 35 degree centigrades.

• 

After antenna installed, there should be 5 meters above from the ground and 

  wall spacing as standard installation environment.

• 

When installing the feed tube, be sure to tie the feed tube to the mounting rod 

  with a tie to prevent the feed tube from pulling loose on the connector.

• 

Do not turn on the machine without connecting the antenna.

• 

Please do not touch the antenna after machine is power on.

• 

Please do not use this machine in explosive atmospheres( eg gas stations, 

  gas,steam,etc).

• 

Please comply with local radio regulations.

Button

Definition

Instruction

Button

Short Press

Long Press

TR505 FM Transmitter User manual

1

2

3

Sound Channel/Microphone volume

Short press the menu button        , in the menu options interface, as shown in 

                   . Short press the        or        button to adjust the sound channel

settings.

Short press the menu button         in the menu options interface, as shown in 

                   . Short press the        or        button to adjust the microphone  volume 

settings.

Press the return key         to exit the setting.

MIC ECHO

Short press the menu button        , in the menu options interface, as shown in 

                   . Short press the button        , microphone reverb decreases; Short 

press the button        , microphone reverb increases. Press the button         to 

exit setting.

MIC Delay

Short press the menu button        , in the menu options interface, as shown in

                   . Short press the button        , the microphone to reduce the delay; 

Short press the button        , the microphone delay increases. Press the button 

        to exit setting.

EQ Setting

Short press the menu button        , in the menu options interface, as shown in

                   . Short press the        or        to set Equalizer. 

Mode Selection: Normal - Classical - Pop - Rock - Jazz. 

Press        button to exit setting.

Loop mode

Short press the menu button        , in the menu options interface, as shown in

                   . 

Short press the        or        button to set cycle mode. 

Mode Selection: All Cycles - Single Cycles - Shuffle. 

Press the        button to exit setting.

Language Selection

Short press the menu button        , in the menu 

options interface, as shown in                   . 

Short press the        or        button for language 

selection. 

Press the        button to exit setting.

Function Key

Previous/Volume-

Return Key

Next/

Play/Pause

Number Key

Soundtrack

/Volume

Microphone Volume

Songs/Currently

Playing Tracks

Temperature Display

Play Mode

Currently Playing

Song

Current Working

Frequency

Output Power Reflect Power

NEMO NIGHTWISH FLAC

Power Switch

6.5mm Microphone

Interface

Audio Line Interface

Power Outlet

PC Control Interface

USB Audio Line

Interface

TF Card Outlet

TNC Antenna Interface

Numberic

Buttons

Storage Key

Menu

Previous

Next

Play/Pause

Return/Exit

Volume-

At the current playing frequency, long press 

1 to 8

number keys to store the frequency, short press 

the number key to extract the storage frequency.

Mute

Short press the switch to mute the sound, the 

screen soundtrack dispaly            , short press the 

mute switch again, turn off the mute mode.

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