1. Introdução
The FrSky Archer Plus R8 receiver is an advanced 8-channel receiver designed for remote control (RC) applications. It features enhanced anti-RF-interference capabilities, supports both ACCESS and ACCST D16 protocols, and includes a Black-Box function for basic flight data recording. This manual provides detailed instructions for the proper setup, operation, and maintenance of your Archer Plus R8 receiver.
2. Instruções de segurança
- Always ensure your transmitter and receiver are properly bound before flight.
- Perform a range check before each flight session to verify signal integrity.
- Never operate your RC model near power lines, crowds, or restricted airspace.
- Keep the receiver away from moisture, dust, and extreme temperatures.
- Ensure all wiring connections are secure and correct to prevent short circuits or malfunctions.
- Disconnect the battery from the receiver when not in use.
3. Produto acabadoview
3.1 Principais Características
- Enhanced anti-RF-interference capability.
- Supports both ACCESS and ACCST D16 protocols with smart matching.
- Black-Box function for basic flight data recording (Power & Signal related).
- 8 high-precision PWM channels.
- Full-range signal strength with dual detachable antennas.
- Supports signal redundancy (SBUS In).
- Controle total com telemetria (S.Port ou FBUS).
- Capacidade de atualização de firmware Over-The-Air (OTA).
- Vol da bateria/dispositivo externotage detecção via AIN2.
3.2 Conteúdo da embalagem
O pacote normalmente inclui:
- FrSky Archer Plus R8 Receiver Unit
- Cabos de conexão
- Manual de Instruções (este documento)
Por favor, verifique o conteúdo da embalagem ao recebê-la para garantir que todos os itens estejam presentes e sem danos.
3.3 Layout do receptor

Imagem: Topo view of the FrSky Archer Plus R8 receiver, highlighting the PWM channels (CH1-CH6), SBUS OUT, CH7, CH8, and SBUS IN ports, along with the LED indicator and antenna connections.

Image: Technical diagram showing the dimensions of the Archer Plus R8 receiver (54mm length, 20mm width, 10mm height) and the location of the REG button, PWM channels, SBUS ports, and antenna connections.
4. Especificações
| Parâmetro | Valor |
|---|---|
| Número de canais | 8/24 canais (Modo com 8 canais PWM de alta precisão e 16 canais SBUS / Modo com 8 canais PWM de alta precisão e 24 canais SBUS) |
| Vol operacionaltage Alcance | 3.5 - 10V |
| Corrente de operação | <65mA @ 5V |
| Faixa de operação | >2km (Alcance total) |
| Volumetage Faixa de Medição (AIN2) | 0-35V (Vol. da bateriatage Razão do divisor: 1:10) |
| conector de antena | IPEX4 |
| Compatibilidade | FrSky 2.4GHz ACCESS / ACCST D16 transmissores compatíveis |
| Dimensões do produto | 5 x 2 x 3 inches (approximate, refer to diagram for precise measurements) |
| Peso do item | 0.16 onças |
5. Configuração
5.1 Binding Process (Registration and Binding)
The Archer Plus R8 receiver supports both ACCESS and ACCST D16 protocols. The RF protocol is automatically matched during the binding process.
- Inscrição:
- Turn on your transmitter and navigate to the RF System menu.
- Select the appropriate external or internal RF module (e.g., ACCESS or ACCST D16).
- Choose the 'Register' option.
- Press and hold the REG button on the receiver while connecting the battery. The Green and Red LEDs on the receiver will illuminate, indicating registration mode.
- Select 'Register' on your transmitter. The Green and Red LEDs on the receiver will flash, indicating successful registration.
- Desligue o receptor.
- Vinculativo:
- Select the receiver (e.g., RX1) and choose the 'Bind' option on your transmitter.
- Connect the battery to the receiver. The Green and Red LEDs will illuminate.
- Select 'Bind' on your transmitter. The Green LED will turn on and the Red LED will turn off, indicating successful binding.
- Power off the receiver and then power it on again. The Green LED should be solid, indicating normal operation.

Image: Screenshot of a transmitter's RF System menu, displaying options for binding mode, RX selection (RX1, RX2, RX3), and Failsafe settings. This interface is used for initiating the registration and binding process.
5.2 Conexões de Fiação
- Canais PWM (CH1-CH8): Connect your servos or other PWM-controlled devices to the corresponding channels.
- SBUS FORA: Provides a single serial output for all channels, suitable for flight controllers or other SBUS-compatible devices.
- SBUS EM: Allows the R8 to function as a primary receiver in a redundant setup when connected to another FrSky receiver with an SBUS Out port.
- FBUS: The FBUS protocol enables seamless pairing with multiple telemetry devices (e.g., XACT servos, ADV Sensors) and simplifies build setup.
- AIN2: Used for external battery or device voltage detection (0-35V, 1:10 divider ratio).
5.3 Instalação da antena
The Archer Plus R8 features dual detachable antennas. For optimal reception and range, ensure the antennas are mounted at a 90-degree angle to each other and away from carbon fiber, metal, or other conductive materials that could shield the signal. Avoid bending the antenna tips excessively.
6. Operação
6.1 LED Status Indicators (ACCESS)
The receiver's LED indicators provide visual feedback on its current status:

Image: Table detailing the meaning of different Green and Red LED combinations for ACCESS protocol, including states for Register, Register successfully, Bind, Bind successfully, Working normally, and Failsafe.
Telemetria 6.2
The Archer Plus R8 supports telemetry via S.Port or FBUS. Telemetry allows you to monitor real-time data from your model, such as receiver voltage, signal strength (RSSI), and external sensor data, directly on your transmitter screen.
- S.Port: Smart Port is FrSky's proprietary full-duplex digital transmission interface, allowing for two-way communication with S.Port enabled sensors.
- FBUS: FBUS simplifies wiring by allowing multiple FBUS-compatible devices to be connected in series, reducing the number of cables required for telemetry.
Atualização de firmware 6.3 Over-The-Air (OTA)
The receiver supports OTA firmware updates, allowing you to update the receiver's firmware wirelessly via your compatible FrSky transmitter. Refer to your transmitter's manual for specific instructions on performing OTA updates.
6.4 Função de Caixa Preta
The integrated Black-Box function records basic flight data, primarily related to power and signal. This data can be useful for diagnosing issues or analyzing flight performance. Access and manage this data through your transmitter's menu.

Image: Screenshot of a transmitter's menu displaying 'Flight Data Record' options, including various reset functions for power on, RF, wake up, unbinding, linkup, and brown out detection. This menu is used to manage the Black-Box function.
6.5 Verificação de alcance
Before each flight, perform a range check to ensure adequate signal strength. This is typically done by placing the transmitter in range check mode (which reduces RF power) and walking a specified distance away from the model while monitoring telemetry data (e.g., RSSI).

Image: Screenshot of a transmitter's display showing 'Range Check' results, including 2.4G RX, 2.4G VFR, 2.4G RSSI, 900M RX, 900M VFR, and 900M RSSI values. This indicates the signal quality during a range test.
7. Manutenção
- Limpeza: Keep the receiver clean and free from dust, dirt, and debris. Use a soft, dry cloth for cleaning. Avoid using solvents or harsh chemicals.
- Armazenar: Store the receiver in a dry, cool environment, away from direct sunlight and extreme temperatures.
- Atualizações de firmware: Verifique regularmente o FrSky. website for the latest firmware updates for your receiver. Keeping the firmware updated ensures optimal performance and access to new features.
- Inspeção de antena: Periodically inspect the antennas for any damage, kinks, or frayed wires. Replace damaged antennas immediately.
8. Solução De Problemas
- Receptor não está vinculando:
- Ensure the transmitter is in the correct RF mode (ACCESS or ACCST D16) and the receiver is in registration mode.
- Verify the distance between the transmitter and receiver during binding (usually close proximity is best).
- Check for firmware compatibility between the transmitter and receiver.
- Sem sinal/Sinal intermitente:
- Perform a range check to confirm signal integrity.
- Verifique o posicionamento das antenas e certifique-se de que não estejam obstruídas ou danificadas.
- Inspecione todas as conexões da fiação para verificar se estão soltas ou danificadas.
- Ensure no other 2.4GHz devices are causing interference.
- LED Not Indicating Normal Operation:
- Refer to the LED Status Indicators table in Section 6.1 to diagnose the issue.
- Re-bind the receiver if the LED indicates a binding issue.
- Telemetry Data Not Displaying:
- Ensure telemetry is enabled on your transmitter.
- Verify S.Port or FBUS connections are correct.
- Check for compatible telemetry sensors if applicable.
9. Garantia e Suporte
Para informações sobre garantia e suporte técnico, consulte o site oficial da FrSky. webou entre em contato com seu revendedor autorizado FrSky. Guarde seu comprovante de compra para acionar a garantia.





