48 % தள்ளுபடி
FlySky FS-R9B 2.4G 8CH Receiver
The FlySky FS-R9B is a compact 8-channel 2.4GHz FHSS digital receiver designed for remote control applications in RC aircraft, drones, and ground vehicles. Professional hobbyists, RC pilots, and drone operators rely on this receiver for its reliable signal reception and multi-channel control capabilities. This receiver solves the critical problem of stable, interference-resistant control signal transmission in crowded 2.4GHz frequency bands through advanced frequency hopping spread spectrum technology.
Product Overview
The FlySky FS-R9B operates on the 2.4GHz ISM band using FHSS frequency hopping technology, which automatically switches between 83 different channels to avoid interference from WiFi, Bluetooth, and other wireless devices. The receiver features 8 independent PWM output channels, each capable of controlling servos, ESCs, and other RC components with precision signal timing. The compact design measures approximately 45x25x14mm, making it ideal for space-constrained applications in small aircraft and quadcopters. Its lightweight construction at under 10 grams ensures minimal impact on vehicle payload capacity.
The FS-R9B employs a sophisticated digital signal processing architecture that maintains signal lock even in electrically noisy environments common in RC applications. The receiver automatically binds to compatible FlySky transmitters through a simple binding procedure, establishing a secure pairing that prevents accidental control by other transmitters. With a typical reception range exceeding 1000 meters in open space and robust failsafe capabilities, the FS-R9B delivers the reliability demanded by competitive RC pilots and professional drone operators. The receiver's low power consumption of approximately 100mA at 5V makes it suitable for battery-powered RC systems requiring extended flight times.
Key Specifications
| Specification | Details |
| Product Type | 2.4GHz FHSS Digital RC Receiver |
| Brand | FlySky |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Frequency Band | 2.4GHz ISM Band with FHSS |
| Number of Channels | 8 independent PWM output channels |
| Reception Range | Over 1000 meters in open space |
| Operating Voltage | 4.5V to 6V DC |
| Current Consumption | Approximately 100mA at 5V |
| Dimensions | 45 x 25 x 14mm |
| Weight | Under 10 grams |
Key Features
- 8-Channel PWM Output: Independent control of 8 servos or ESCs simultaneously with precise 1520 microsecond pulse width modulation for smooth, responsive aircraft control
- 2.4GHz FHSS Technology: Frequency hopping spread spectrum automatically switches between 83 channels to eliminate WiFi and Bluetooth interference, ensuring reliable signal integrity in congested RF environments
- Compact Form Factor: Measures 45x25x14mm and weighs under 10 grams, fitting seamlessly into space-constrained airframes and quadcopter frames without compromising stability
- Extended Reception Range: Achieves reliable control signal reception beyond 1000 meters in open space, enabling long-range FPV flights and outdoor RC operations
- Automatic Failsafe Protection: Configurable failsafe modes that automatically cut motor power or return aircraft to neutral positions if signal is lost, preventing dangerous out-of-control flight
- Low Power Consumption: Draws only 100mA at 5V operating voltage, maximizing battery flight time and reducing thermal load on onboard power systems
Applications and Use Cases
- Fixed-Wing RC Aircraft: Controls ailerons, elevators, rudders, and throttle in remote-controlled airplanes with 8-channel precision, enabling aerobatic maneuvers and stable cruise flight
- Quadcopter and Multirotor Drones: Manages motor ESCs and auxiliary channels for camera gimbal control, FPV video transmission switching, and payload release mechanisms in aerial photography platforms
- RC Ground Vehicles: Provides independent steering, throttle, and accessory control for RC cars, trucks, and crawlers with failsafe protection preventing runaway vehicles
- Helicopter Control: Delivers precise swashplate and tail rotor control signals required for stable hover and acrobatic flight in RC helicopter applications
- Competitive RC Racing: Enables microsecond-level timing precision required in drone racing and RC car championships where signal latency directly impacts performance
- Educational Robotics Projects: Supports learning platforms teaching RC control systems, PWM signal processing, and wireless communication protocols to engineering students
How to Use
To set up the FlySky FS-R9B receiver, first ensure your compatible FlySky transmitter is powered off. Insert the receiver into your RC aircraft or vehicle frame, positioning the antenna away from carbon fiber structures and metal components that cause signal reflections. Connect the receiver to a 5V power supply through a BEC (Battery Elimination Circuit) or dedicated 5V regulator, ensuring proper polarity to avoid component damage. Connect each servo or ESC to the corresponding PWM output channel on the receiver, matching channel assignments to your transmitter programming.
Initiate the binding process by powering the receiver while holding its bind button, which triggers the LED to flash rapidly. Within 10 seconds, power on your FlySky transmitter in bind mode, causing the receiver LED to stabilize as the pairing completes. Test each channel by moving transmitter sticks and switches, verifying that servos respond correctly and failsafe settings activate when transmitter signal is interrupted. Configure channel assignments and failsafe behavior through your transmitter menu, documenting settings for future reference. Always perform a range check before flight by walking 50 meters away while transmitter and receiver are powered, confirming responsive control at distance.
Frequently Asked Questions
What transmitters are compatible with the FlySky FS-R9B receiver?
The FS-R9B is compatible with FlySky transmitters including the FS-i6, FS-i6S, FS-i10, FS-T6, and FS-TH9X models. It uses the AFHDS 2A protocol for secure frequency hopping communication. Compatibility extends to third-party transmitters that support AFHDS 2A protocol, but we recommend verifying compatibility before purchase. The receiver cannot be used with non-FlySky transmitters operating on different protocols like DSM2, DSMX, or Futaba S-FHSS.
How do I configure failsafe settings on the FS-R9B?
Failsafe configuration is performed through your FlySky transmitter menu rather than the receiver itself. Access the transmitter settings, navigate to failsafe options, and select your desired behavior such as throttle cut, neutral position, or last-received-position hold. Record these settings by moving each stick to the desired failsafe position while transmitter is in failsafe programming mode. The receiver stores these positions in memory and automatically activates them within 1-2 seconds if RF signal is lost, providing critical safety protection during flight.
Can I use the FS-R9B in areas with strong WiFi or Bluetooth interference?
Yes, the FS-R9B's FHSS frequency hopping technology is specifically designed to coexist with WiFi and Bluetooth devices. The receiver automatically hops between 83 different 2.4GHz channels, spending only milliseconds on any single frequency before switching. This rapid hopping prevents sustained interference from WiFi networks and Bluetooth devices that occupy fixed frequency ranges. However, in extremely congested RF environments like large indoor facilities with multiple WiFi access points, we recommend testing signal stability before critical operations.
What is the maximum PWM frequency the FS-R9B outputs?
The FS-R9B outputs standard 50Hz PWM signals with pulse widths ranging from 1000 to 2000 microseconds, compatible with virtually all RC servos and electronic speed controllers. The update rate is 50Hz, meaning each channel is refreshed 50 times per second, providing smooth servo response and stable control. This standard PWM format ensures compatibility with legacy and modern RC equipment without requiring signal conditioning or conversion circuits.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy FlySky FS-R9B 2.4G 8CH Receiver Online in India
Purchase the FlySky FS-R9B 2.4G 8CH Receiver online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on FlySky FS-R9B 2.4G 8CH Receiver with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.
FlySky FS-R9B 2.4G 8CH Receiver
The FlySky FS-R9B is a compact 8-channel 2.4GHz FHSS digital receiver designed for remote control applications in RC aircraft, drones, and ground vehicles. Professional hobbyists, RC pilots, and drone operators rely on this receiver for its reliable signal reception and multi-channel control capabilities. This receiver solves the critical problem of stable, interference-resistant control signal transmission in crowded 2.4GHz frequency bands through advanced frequency hopping spread spectrum technology.
Product Overview
The FlySky FS-R9B operates on the 2.4GHz ISM band using FHSS frequency hopping technology, which automatically switches between 83 different channels to avoid interference from WiFi, Bluetooth, and other wireless devices. The receiver features 8 independent PWM output channels, each capable of controlling servos, ESCs, and other RC components with precision signal timing. The compact design measures approximately 45x25x14mm, making it ideal for space-constrained applications in small aircraft and quadcopters. Its lightweight construction at under 10 grams ensures minimal impact on vehicle payload capacity.
The FS-R9B employs a sophisticated digital signal processing architecture that maintains signal lock even in electrically noisy environments common in RC applications. The receiver automatically binds to compatible FlySky transmitters through a simple binding procedure, establishing a secure pairing that prevents accidental control by other transmitters. With a typical reception range exceeding 1000 meters in open space and robust failsafe capabilities, the FS-R9B delivers the reliability demanded by competitive RC pilots and professional drone operators. The receiver's low power consumption of approximately 100mA at 5V makes it suitable for battery-powered RC systems requiring extended flight times.
Key Specifications
| Specification | Details |
| Product Type | 2.4GHz FHSS Digital RC Receiver |
| Brand | FlySky |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Frequency Band | 2.4GHz ISM Band with FHSS |
| Number of Channels | 8 independent PWM output channels |
| Reception Range | Over 1000 meters in open space |
| Operating Voltage | 4.5V to 6V DC |
| Current Consumption | Approximately 100mA at 5V |
| Dimensions | 45 x 25 x 14mm |
| Weight | Under 10 grams |
Key Features
- 8-Channel PWM Output: Independent control of 8 servos or ESCs simultaneously with precise 1520 microsecond pulse width modulation for smooth, responsive aircraft control
- 2.4GHz FHSS Technology: Frequency hopping spread spectrum automatically switches between 83 channels to eliminate WiFi and Bluetooth interference, ensuring reliable signal integrity in congested RF environments
- Compact Form Factor: Measures 45x25x14mm and weighs under 10 grams, fitting seamlessly into space-constrained airframes and quadcopter frames without compromising stability
- Extended Reception Range: Achieves reliable control signal reception beyond 1000 meters in open space, enabling long-range FPV flights and outdoor RC operations
- Automatic Failsafe Protection: Configurable failsafe modes that automatically cut motor power or return aircraft to neutral positions if signal is lost, preventing dangerous out-of-control flight
- Low Power Consumption: Draws only 100mA at 5V operating voltage, maximizing battery flight time and reducing thermal load on onboard power systems
Applications and Use Cases
- Fixed-Wing RC Aircraft: Controls ailerons, elevators, rudders, and throttle in remote-controlled airplanes with 8-channel precision, enabling aerobatic maneuvers and stable cruise flight
- Quadcopter and Multirotor Drones: Manages motor ESCs and auxiliary channels for camera gimbal control, FPV video transmission switching, and payload release mechanisms in aerial photography platforms
- RC Ground Vehicles: Provides independent steering, throttle, and accessory control for RC cars, trucks, and crawlers with failsafe protection preventing runaway vehicles
- Helicopter Control: Delivers precise swashplate and tail rotor control signals required for stable hover and acrobatic flight in RC helicopter applications
- Competitive RC Racing: Enables microsecond-level timing precision required in drone racing and RC car championships where signal latency directly impacts performance
- Educational Robotics Projects: Supports learning platforms teaching RC control systems, PWM signal processing, and wireless communication protocols to engineering students
How to Use
To set up the FlySky FS-R9B receiver, first ensure your compatible FlySky transmitter is powered off. Insert the receiver into your RC aircraft or vehicle frame, positioning the antenna away from carbon fiber structures and metal components that cause signal reflections. Connect the receiver to a 5V power supply through a BEC (Battery Elimination Circuit) or dedicated 5V regulator, ensuring proper polarity to avoid component damage. Connect each servo or ESC to the corresponding PWM output channel on the receiver, matching channel assignments to your transmitter programming.
Initiate the binding process by powering the receiver while holding its bind button, which triggers the LED to flash rapidly. Within 10 seconds, power on your FlySky transmitter in bind mode, causing the receiver LED to stabilize as the pairing completes. Test each channel by moving transmitter sticks and switches, verifying that servos respond correctly and failsafe settings activate when transmitter signal is interrupted. Configure channel assignments and failsafe behavior through your transmitter menu, documenting settings for future reference. Always perform a range check before flight by walking 50 meters away while transmitter and receiver are powered, confirming responsive control at distance.
Frequently Asked Questions
What transmitters are compatible with the FlySky FS-R9B receiver?
The FS-R9B is compatible with FlySky transmitters including the FS-i6, FS-i6S, FS-i10, FS-T6, and FS-TH9X models. It uses the AFHDS 2A protocol for secure frequency hopping communication. Compatibility extends to third-party transmitters that support AFHDS 2A protocol, but we recommend verifying compatibility before purchase. The receiver cannot be used with non-FlySky transmitters operating on different protocols like DSM2, DSMX, or Futaba S-FHSS.
How do I configure failsafe settings on the FS-R9B?
Failsafe configuration is performed through your FlySky transmitter menu rather than the receiver itself. Access the transmitter settings, navigate to failsafe options, and select your desired behavior such as throttle cut, neutral position, or last-received-position hold. Record these settings by moving each stick to the desired failsafe position while transmitter is in failsafe programming mode. The receiver stores these positions in memory and automatically activates them within 1-2 seconds if RF signal is lost, providing critical safety protection during flight.
Can I use the FS-R9B in areas with strong WiFi or Bluetooth interference?
Yes, the FS-R9B's FHSS frequency hopping technology is specifically designed to coexist with WiFi and Bluetooth devices. The receiver automatically hops between 83 different 2.4GHz channels, spending only milliseconds on any single frequency before switching. This rapid hopping prevents sustained interference from WiFi networks and Bluetooth devices that occupy fixed frequency ranges. However, in extremely congested RF environments like large indoor facilities with multiple WiFi access points, we recommend testing signal stability before critical operations.
What is the maximum PWM frequency the FS-R9B outputs?
The FS-R9B outputs standard 50Hz PWM signals with pulse widths ranging from 1000 to 2000 microseconds, compatible with virtually all RC servos and electronic speed controllers. The update rate is 50Hz, meaning each channel is refreshed 50 times per second, providing smooth servo response and stable control. This standard PWM format ensures compatibility with legacy and modern RC equipment without requiring signal conditioning or conversion circuits.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy FlySky FS-R9B 2.4G 8CH Receiver Online in India
Purchase the FlySky FS-R9B 2.4G 8CH Receiver online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on FlySky FS-R9B 2.4G 8CH Receiver with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.