Retevis RT97L

Retevis RT97L GMRS High-Power Repeater Instruction Manual

Model: RT97L (3rd Gen RT97)

1. Introducció

The Retevis RT97L is a 3rd generation GMRS high-power repeater designed to extend communication range in various environments. This manual provides essential information for the proper setup, operation, and maintenance of your device, ensuring reliable performance.

Retevis RT97L GMRS High-Power Repeater

Figure 1: Retevis RT97L GMRS High-Power Repeater.

2. Què hi ha a la caixa

En desempaquetar, comproveu que tots els elements que s'enumeren a continuació hi són presents i en bon estat:

  • 1X RT97L mobile radio relay
Package contents of Retevis RT97L repeater

Figure 2: Contents of the RT97L package, including the repeater, charger, power supply, car charger cable, data cable, brackets, wall plugs, screws, and user's manual.

3. Producte acabatview

3.1 Característiques clau

  • Signal Boost: Extends communication range for large homes, multi-story buildings, outdoor areas, and industrial use.
  • Low-Temperature Mode: Internal heating system activates at -15°C to prevent freezing and ensure reliable performance in cold weather.
  • Flexible Power Switching: Allows switching between high and low power modes to optimize signal strength and conserve resources. Consumes 6A DC at high power with a 100% duty cycle.
  • Resistent a la intempèrie IP66: Designed to withstand heavy rain, dust, and other outdoor elements, suitable for outdoor working conditions.
  • Ajust intel·ligent: Automatically switches to low power when temperatures exceed 60°C to prevent overheating and ensure reliable operation in hot climates.
  • Raspberry Pi Compatibility: Features a 9-pin connector for Raspberry Pi integration, offering expanded functionality.

3.2 Identificació de components

Familiarize yourself with the repeater's external components:

  • Interfície d'antena: Connects to the external antenna.
  • Pantalla LCD: Displays transmit/receive status, channel information, and settings.
  • Up/Volume+/Channel+ Button: Navigates menus, adjusts volume, and changes channels.
  • Menu/Channel Lock Button: Accesses menu settings and locks channels.
  • Down/Volume-/Channel- Button: Navigates menus, adjusts volume, and changes channels.
  • DB9 Data Interface: 9-pin connector for data communication, including Raspberry Pi compatibility.
  • Interfície d'alimentació: Es connecta a la font d'alimentació.
Detallada view of the Retevis RT97L repeater's front panel with LCD screen and control buttons

Figura 3: Frontal view of the RT97L showing the LCD screen and control buttons.

Close-up of the Retevis RT97L LCD screen displaying channel and frequency information

Figure 4: The LCD screen displays current transmit/receive status, channel information, and menu options.

lateral view of the Retevis RT97L repeater showing the DB9 data interface and power connector

Figura 5: lateral view of the RT97L highlighting the DB9 data interface and power input.

Retevis RT97L repeater connected to a Raspberry Pi and laptop, demonstrating compatibility

Figure 6: The RT97L is connectable to Raspberry Pi for advanced applications.

4. Configuració

4.1 Instal·lació inicial

  1. Muntatge del repetidor:
    • Open the silicone pad on the back of the repeater.
    • Use screws to fix the bracket onto the repeater.
    • Drill a hole in the desired wall location and insert a green wall plug.
    • Secure the repeater to the wall using screws through the bracket.
  2. Connexió d'antena: Connect your GMRS antenna to the antenna interface on the repeater. Ensure a secure connection.
  3. Connexió d'alimentació: Connect the provided power supply or car charger cable to the power interface.
Four-step visual guide for installing the Retevis RT97L repeater on a wall

Figure 7: Step-by-step installation guide for the RT97L repeater.

4.2 Video Guide: Installation Steps

Video 1: Official Retevis guide demonstrating the installation steps for the RT97L repeater.

5. Instruccions de funcionament

5.1 Engegada/apagada

To power on the repeater, ensure it is connected to a power source and press the power button (if available, or refer to specific model instructions for power-on sequence). The LCD screen will illuminate.

5.2 Selecció de canals

Use the Up/Down arrow buttons to navigate through the pre-programmed channels. The current channel number will be displayed on the LCD screen.

Image showing the Retevis RT97L repeater with 16 channels to choose from

Figure 8: The RT97L offers 16 channels for communication.

5.3 Ajust de volum

Press the Up/Down arrow buttons briefly to adjust the volume level. The volume level will be indicated on the screen.

5.4 High/Low Power Switching

The repeater supports flexible power switching. Refer to the detailed programming software manual for instructions on how to configure high and low power modes. This allows you to conserve power when maximum range is not required.

Image illustrating the high/low power switching feature of the Retevis RT97L repeater

Figure 9: High/Low power switching for efficient operation.

5.5 Ajust de la llum de fons

The backlight of the LCD screen can be adjusted for optimal visibility in different lighting conditions. Access this setting through the menu using the Menu button and navigate with the Up/Down arrows.

Image showing the backlight adjustment option on the Retevis RT97L repeater's LCD screen

Figure 10: Backlight adjustment for improved screen visibility.

5.6 Escenaris d'ús

The RT97L repeater is suitable for a variety of applications:

  • Aventures a l'aire lliure: Enhances communication for hiking, camping i altres activitats a l'aire lliure.
  • Agriculture/Farming: Provides reliable communication across large farm properties.
  • Resposta d'emergència: Critical for maintaining communication during emergencies.
  • Commercial/Industrial Use: Improves coordination in warehouses, construction sites, and other industrial settings.
Four images depicting various usage scenarios for the Retevis RT97L repeater: outdoors, agriculture, emergency response, and commercial/industrial use

Figure 11: Diverse applications of the RT97L repeater.

5.7 Video Guide: Usage Scenarios

Video 2: Official Retevis video showcasing various scenarios where the RT97L repeater can be effectively used.

6. Manteniment

6.1 Neteja

Regularly clean the exterior of the repeater with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials that could damage the casing o pantalla.

6.2 Protecció del medi ambient

Despite its IP66 rating, it is recommended to protect the repeater from extreme conditions when possible to prolong its lifespan. Ensure all port covers are securely closed when not in use to maintain water and dust resistance.

Retevis RT97L repeater mounted on a wooden wall, being splashed with water, demonstrating its IP66 waterproof rating

Figure 12: The RT97L is IP66 waterproof, suitable for use in dusty and rainy environments.

6.3 Gestió de la temperatura

The repeater features automatic temperature management. In cold conditions (below -15°C), an internal heater activates. In hot conditions (above 60°C), the unit automatically reduces power output to prevent overheating. Ensure adequate ventilation around the unit.

Image showing the Retevis RT97L repeater in a snowy environment with a thermometer indicating -15°C, highlighting its low-temperature mode

Figure 13: Low-temperature mode ensures operation down to -15°C.

Image showing the Retevis RT97L repeater on a wall with a thermometer indicating 60°C, highlighting its high-temperature protection

Figure 14: High-temperature protection automatically reduces power above 60°C.

6.4 Video Guide: IP66 Waterproof Feature

Video 3: Official Retevis video demonstrating the IP66 waterproof capabilities of the RT97L repeater.

7. Solució De Problemes

Problema Causa possible Solució
Sense poder Power cable disconnected; Power supply failure. Check power connections; Test power supply.
Poor signal range Antenna not properly connected; Antenna not optimized; Obstructions. Ensure secure antenna connection; Use an optimized antenna; Relocate repeater to a higher, less obstructed position.
Repeater not transmitting Incorrect frequency/tone settings; Repeater in receive-only mode. Verify frequency and tone settings; Check repeater mode (RELAY ON).
Sobreescalfament High ambient temperature; Insufficient ventilation. Ensure proper ventilation; Relocate to a cooler area. Repeater will automatically reduce power.

8. Especificacions

  • Dimensions del producte: 2.68 x 7.28 x 11.22 polzades
  • Pes de l'article: 10.89 lliures
  • Marca: Retevis
  • Estàndard de comunicació sense fils: Freqüència de ràdio
  • Característica especial: Full Duplex, high power
  • Color: Negre
  • Fabricant: Retevis
  • Classificació IP: IP66 (resistent a l'aigua i a la pols)
  • Potència de sortida: Up to 25W (actual output after duplexer may be lower, e.g., 5W-10W depending on configuration)
  • Cicle de treball: 100% at high power (6A DC consumption)
  • Temperature Modes: Low-temperature heating (-15°C), High-temperature power reduction (60°C)

9. Garantia i assistència

For warranty information and technical support, please refer to the official Retevis weblloc web o contacteu directament amb el servei d'atenció al client. Conserveu el rebut de compra per a reclamacions de garantia.

Optional protection plans are available:

  • Pla de protecció de 4 anys: Pagament únic de 84.99 $.
  • Asurion Complete Protect: Monthly billing of $16.99, covers all eligible past and future purchases.

© 2025 Retevis. Tots els drets reservats.

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