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Retekess TR508 - User Manual

Retekess TR508
18 pages
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FM TRANSMITTER
TR508
- +
VOL
-
+
VOL
108.00
FM
MHz
ST
Instruction Manual
Before use, please read it carefully and properly keep
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Summary

Hardware Basics

Audio Volume Control

Controls the audio output level of the transmitter.

MIC Volume Control

Adjusts the microphone input sensitivity.

Audio Input Jack

3.5mm jack for connecting audio sources via cable.

Microphone Input Jack

3.5mm jack for connecting an electret microphone.

Power Button Operation

Button to turn the FM transmitter on or off.

Frequency Up Button

Increases the transmitting radio frequency.

Frequency Down Button

Decreases the transmitting radio frequency.

LCD Display

Shows the current radio frequency and operational status.

DC Power Input

Port for connecting the 11-13V DC power adapter.

Antenna Socket

Connection point for the FM transmitter antenna.

Installation and Operation

Connecting Antenna and Power

Steps to connect the antenna and power supply to the transmitter.

Connecting Audio Source

Connect external audio devices like MP3 players using the audio cable.

Using the FM Transmitter

Guide to operating the transmitter and tuning to desired FM frequencies.

Frequency Adjustment and Power

Adjusting Radio Frequency Channels

Steps to turn on the transmitter and adjust FM frequency channels.

Power On;Off Operation

Instructions for turning the FM transmitter on and off.

Important Usage Notices

Key points for maintaining the product's condition and safety.

Troubleshooting

Troubleshooting Transmitter Malfunction

Steps to resolve issues if the transmitter is not functioning normally.

Troubleshooting Audio Distortion

Solutions for distorted or unclear audio output.

Special Functions and Settings

Adjusting Power Output Levels

Procedure to set high or low power output for the transmitter.

Setting Transmitting Frequency

Procedure to set the transmitting frequency range.

Safety and Compliance Information

RF Energy Exposure Guidelines

Instructions for safe usage and awareness of RF energy.

Local Government Regulations

User awareness and control for occupational RF exposure requirements.

Radio License Requirements

Information on licensing for operating radio equipment.

Regulatory Compliance and Warnings

Unauthorized Modifications

Consequences of unauthorized modifications to the transmitter.

FCC Requirements

Device compliance with Part 15 of the FCC Rules.

CE Requirements

Declaration of conformity with EU RED Directive.

Health and Safety Precautions

Choking Hazard Warning

Warning about small parts for children under 3 years.

Hearing Protection Guidelines

Advice on using volume and listening to prevent hearing loss.

Antenna Safety

Warning against using damaged antennas to avoid burns.

Operational Safety

Battery Handling Safety

Precautions for handling batteries and preventing short circuits.

Long Transmission Precautions

Note on heat generation during extended transmission.

Charger Safety

Warnings and instructions regarding the use and care of the charger.

Approved Accessories and Disposal

Approved Accessories

Information on using manufacturer-approved accessories for compliance.

Product Disposal Guidelines

Instructions for proper disposal of electronic products in the EU.

Warranty Information

Warranty Card Details

Fields for recording product model, serial number, and purchase date.

Warranty Coverage and Exclusions

Details on warranty terms, service, and conditions for exclusion.

Retekess TR508 Specifications

General IconGeneral
Frequency Step0.1MHz
SNR≥60dB
Stereo Separation≥40dB
Antenna Impedance50Ω
Audio Input Impedance10KΩ
Modulation ModeFM
Output Power0.5W
Audio Input3.5mm
Power SupplyDC 5V
Transmission Distance100m in open area
Operating Time4-6 hours
Microphone Input3.5mm
Operating Temperature-10°C

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