FrSky X8R 8/16ch Full Duplex Telemetry Receiver

  • Supports up to 16 channels via SBUS and 8 channels via PWM outputs

  • SmartPort enabled for two-way full-duplex telemetry communication

  • RSSI PWM output (0~3.3V) for signal strength monitoring

  • Compact size: 46.5mm x 27mm x 14.4mm; Weight: 16.8g

  • Operating voltage: 4V–10V; Current consumption: 100mA@5V

  • Operating range: >1.5km

  • Compatible with FrSky Taranis and XJT modules in D16 mode; DJT, DFT, DHT, and DHT-U modules in D8 mode

Description

FrSky X8R SBUS Smart Port

📡 FrSky X8R 8/16ch Full Duplex Telemetry Receiver – Analysis


🔍 Overview

The FrSky X8R is a powerful, full-featured 2.4GHz ACCST telemetry receiver offering up to 16 channels of control (8 PWM + 8 via SBUS) with full duplex telemetry. Designed for precision RC applications like multirotors, fixed-wing aircraft, and helicopters, it provides reliable long-range performance and compatibility with a wide range of FrSky transmitters and modules.


⚙️ Key Specifications

Feature Details
Channels 8 PWM outputs (standard), up to 16 via SBUS
Telemetry Full duplex, real-time data feedback (voltage, RSSI, sensors, etc.)
Frequency 2.4GHz (ACCST protocol, D16 mode)
Compatibility FrSky Taranis, XJT, X9D, X9E, QX7, X12S, etc.
Ports SBUS, Smart Port (S.Port), CPPM via soldering
Range Up to 1.5–2km in standard use
Size & Weight Compact and lightweight: 47×26×14 mm / ~16g
Failsafe Configurable failsafe per channel
Antenna Dual-antenna diversity (improved signal stability)

Key Features & Benefits

🔁 16-Channel Flexibility

  • FrSky X8R SBUS Smart Port 8 traditional PWM outputs for servos or ESCs

  • FrSky X8R SBUS Smart Port 8 additional channels available via SBUS (great for flight controllers like Pixhawk, APM, or Betaflight boards)

📊 Telemetry Support

  • FrSky X8R SBUS Smart Port Sends back real-time flight data like battery voltage, signal strength (RSSI), current draw, and more

  • FrSky X8R SBUS Smart Port Supports FrSky Smart Port (S.Port) sensors for extended functionality

🧲 Compact & Lightweight

  • FrSky X8R SBUS Smart Port Ideal for drones and airplanes where space and weight matter

  • FrSky X8R SBUS Smart Port  Fits cleanly in tight fuselages or stackable compartments

🛡️ Signal Reliability

  • FrSky X8R SBUS Smart Port Dual antennas with diversity switching help maintain strong, stable control in complex RF environments

  • FrSky X8R SBUS Smart Port Works well in long-range and medium-distance flying

🧩 Plug-and-Play Compatibility

  • Fully compatible with FrSky OpenTX transmitters and modules using ACCST D16 mode

  • Supports Failsafe configuration, perfect for safety in autonomous or manual flights


🧠 Use Case Scenarios

Application Type Why X8R Is Ideal
Multirotor Drones SBUS simplifies wiring; telemetry gives live feedback to pilots
Fixed-Wing Aircraft 8 PWM outputs for traditional servo setup; supports full autopilot setups
RC Helicopters Compact and responsive; supports essential telemetry and channel mapping
Educational Labs Great for drone or flight controller testing setups
FPV Long Range Reliable signal with diversity antennas; integrates with telemetry OSD

🔄 Compatibility

Compatible With Notes
FrSky Taranis QX7/X9D/X9E/X12S Native support via ACCST D16 mode
XJT Module Works seamlessly via external module port
Flight Controllers Compatible with Pixhawk, APM, Betaflight (via SBUS/Smart Port)

📦 Summary

The FrSky X8R 8/16ch Full Duplex Telemetry Receiver is a versatile, reliable receiver offering the perfect mix of analog PWM and modern digital control via SBUS, with real-time telemetry support and diversity antennas for signal safety. Trusted by hobbyists and institutions alike, it’s a top-tier receiver for serious drone builds, RC aircraft, and autonomous systems.

Introducing the FrSky X8R 8/16CH Full Duplex Telemetry Receiver, now available at LOFTY AGROTECH. This advanced receiver offers robust performance and versatility for RC enthusiasts and professionals alike. With support for up to 16 channels via SBUS and 8 channels through conventional PWM outputs, the X8R ensures seamless integration with various flight control systems.

Equipped with SmartPort technology, the X8R enables two-way full-duplex communication, allowing for real-time telemetry data transmission. The RSSI PWM output (0~3.3V) provides signal strength feedback, enhancing flight reliability. Its compact design, measuring 46.5mm x 27mm x 14.4mm and weighing just 16.8g, makes it suitable for a wide range of aircraft sizes.

The X8R operates within a voltage range of 4V to 10V and consumes 100mA at 5V, ensuring efficient power usage. With an operating range exceeding 1.5km, it offers dependable long-distance control. The receiver is compatible with FrSky Taranis and XJT modules in D16 mode for full 16-channel operation, and with DJT, DFT, DHT, and DHT-U modules in D8 mode for 8-channel setups.

For more details and to purchase, click here   

🔍 Extended Description – FrSky X8R Telemetry Receiver

The FrSky X8R is not just another 2.4GHz receiver—it’s a compact powerhouse designed for modern RC control systems and aerial robotics. With up to 16 channels, smart telemetry, and open protocol flexibility, it seamlessly fits into everything from FPV drones to fixed-wing trainers to autonomous aerial research projects.

Whether you’re running a Pixhawk or Betaflight FC, building a DIY fixed-wing drone, or flying a high-performance RC glider, the X8R ensures tight control, real-time feedback, and failsafe security.


🔄 Why 8/16 Channel Support Matters

  • 8 physical PWM outputs let you run basic setups with ESCs and servos without a flight controller.

  • The SBUS digital output opens up 16 channels over one wire—ideal for:

    • FrSky X8R SBUS Smart Port Flight controllers like Pixhawk/APM/Navio

    • FrSky X8R SBUS Smart Port Flight stacks using Betaflight, Ardupilot, or iNav

    • FrSky X8R SBUS Smart Port Robotics applications needing multiple channel control


🧪 Telemetry Ecosystem (S.Port Integration)

With Smart Port (S.Port), you can connect various FrSky telemetry sensors such as:

  • FrSky X8R SBUS Smart Port Voltage/current sensors

  • FrSky X8R SBUS Smart Port Airspeed sensors

  • FrSky X8R SBUS Smart Port GPS modules

  • FrSky X8R SBUS Smart Port Temperature sensors

  • FrSky X8R SBUS Smart Port RPM sensors

You can monitor live in-flight data directly on your FrSky transmitter screen (like the Taranis) or transmit it to an OSD in your FPV feed.

📡 Bonus: Many Pixhawk builds use this Smart Port data to telegraph stats to Mission Planner or QGroundControl for advanced telemetry logging.


🛠️ Failsafe That Works

The X8R supports multiple failsafe modes:

  • FrSky X8R SBUS Smart Port Hold last position

  • FrSky X8R SBUS Smart Port Custom user-set positions for each channel

  • FrSky X8R SBUS Smart Port No pulses (for autopilot takeover scenarios)

This is extremely important for autonomous drones or when flying over sensitive areas. You can configure these easily through the Taranis or OpenTX firmware tools.


🧱 Robust Build – Trusted by Institutions

Used widely in aerospace education, FPV racing, and robotics R&D, the X8R’s reliability is backed by:

  • FrSky X8R SBUS Smart Port Dual diversity antennas for uninterrupted signal

  • FrSky X8R SBUS Smart Port Surface-mount internal architecture to resist vibration and electrical noise

  • FrSky X8R SBUS Smart Port Compact, low-weight footprint ideal for small UAVs or gliders


🧑‍🎓 Ideal for Educational & Research Use

FrSky X8R is often found in:

  • FrSky X8R SBUS Smart Port Engineering college drone projects

  • FrSky X8R SBUS Smart Port IIT & NIT research drones

  • FrSky X8R SBUS Smart Port Autonomous drone swarm testbeds

  • FrSky X8R SBUS Smart Port Defense and geospatial research trials

It pairs easily with:

  • Lofty Agrotech drone kits

  • DIY FPV kits with F4/F7 flight controllers

  • Mission Planner + Telemetry radio setups


FrSky X8R SBUS Smart Port

\📐 Quick Setup Guide (Use Cases)

Use Case Wiring & Config Notes
With Pixhawk Use SBUS out for RC control + S.Port for telemetry
With Betaflight Connect SBUS to RX pin, S.Port to UART (inverted/non-inverted depending on FC)
Direct PWM Use Connect servos or ESCs directly to the PWM ports (1–8)
Telemetry on Taranis Enable telemetry in OpenTX, bind in D16 mode, assign sensors via S.Port

✅ Why Choose the FrSky X8R (vs. cheaper clones)?

Feature FrSky X8R (Original) Generic/Clone Receivers
S.Bus & S.Port Native, fully supported Often buggy or missing
Failsafe Full user configuration Basic/no failsafe options
Build Quality Industrial-grade SMT components Low-end PCB and antennas
Telemetry Range Tested for >1.5 km in open conditions Unreliable beyond 300–500m
Firmware Updates Supported via Smart Port Updater Rarely supported

🔚 Conclusion

The FrSky X8R is a telemetry-capable, long-range, multi-channel receiver perfect for both professional RC pilots and educational drone programs. Whether you need real-time data, autonomous failsafe, or SBUS integration, the X8R delivers consistent and intelligent performance in the air or on the ground.

🔧 Advanced Technical Details – FrSky X8R Receiver

🔄 Binding Modes (D16 Protocol)

The X8R operates on ACCST D16 mode, and supports two binding modes:

  1. FrSky X8R SBUS Smart Port Mode 1 (Default) – 16 channels (8 via PWM + 8 via SBUS), telemetry ON

  2. FrSky X8R SBUS Smart Port Mode 2 – 16 channels, telemetry OFF (better signal strength in long range/no telemetry setups)

🛠 Binding Steps:

  • FrSky X8R SBUS Smart Port Power the receiver while holding the F/S (failsafe) button

  • FrSky X8R SBUS Smart Port The LED will flash — enter bind mode on your transmitter

  • FrSky X8R SBUS Smart Port Once solid green, you’re bound. Red LED = telemetry working.

✅ Compatible Transmitters:

  • FrSky X8R SBUS Smart Port Taranis X9D / QX7 / X-Lite

  • FrSky X8R SBUS Smart Port Horus X10 / X12S

  •  FrSky X8R SBUS Smart PortXJT Module (JR bay)


📡 SBUS + CPPM Output Support

  • SBUS output on the side port (for modern flight controllers)

  • CPPM output available via internal solder jumper — ideal for legacy FCs

SBUS Benefits:

  • FrSky X8R SBUS Smart Port Supports 16 channels over 1 wire

  • FrSky X8R SBUS Smart Port Faster signal response than PWM

  • FrSky X8R SBUS Smart Port Ideal for use with flight controllers like:

    • Pixhawk 2.4.8 / Cube

    • Mateksys F405/F765

    • Omnibus F4/F7

    • Navio2 / Raspberry Pi robotics boards


📊 Telemetry Sensors Compatibility

The Smart Port (S.Port) allows hot-plugging of FrSky sensors without re-binding:

  • FrSky X8R SBUS Smart Port FLVSS – LiPo voltage sensor

  • FrSky X8R SBUS Smart Port FAS100S / FAS40 – Current sensors

  • FrSky X8R SBUS Smart Port GPS V2 – GPS + altitude/speed

  • FrSky X8R SBUS Smart Port VARI – Barometric altimeter

  • FrSky X8R SBUS Smart Port AirSpeed Sensor – Pitot tube-style telemetry

🔗 All sensor values are accessible directly from your OpenTX transmitter or via OSD (with Betaflight/iNav or Mission Planner).


FrSky X8R SBUS Smart Port

🧱 Industrial-Grade Build Reliability

  • FrSky X8R SBUS Smart Port Dual-antenna diversity system for improved multipath rejection

  • FrSky X8R SBUS Smart Port Internal RF shielding for noise protection

  • FrSky X8R SBUS Smart Port Wide input voltage (4.0–10V) — compatible with both 1S–2S power directly

  • V Low power draw (~100mA), ensuring minimal strain on flight battery


🧪 Flight Testing Highlights

Test Type Result
Open field range test Up to 2 km line-of-sight (D16, telemetry ON)
Failsafe test Custom failsafe triggers within 1s of signal loss
Sensor refresh latency ~100–150 ms, depending on telemetry load
Cross-interference Performs well near Wi-Fi/5.8GHz VTX with correct antenna placement

🎓 Why FrSky X8R is Ideal for Educational & R&D Use

  • Used in over 50+ drone labs across India (Lofty Agrotech-supported)

  • Offers clear demonstrations of RC protocol layering

  • Integrates with Mission Planner, MAVLink telemetry, and UAVCAN nodes

  • Allows hands-on SBUS/S.Port wiring practice

  • Forms the backbone of college-level drone R&D platforms for autonomous flight, agri drones, and survey UAVs


🆚 X8R vs Other FrSky Receivers

Feature X8R R-XSR XM+
Channels 8 PWM / 16 SBUS 16 SBUS 16 SBUS (no telemetry)
Telemetry ✅ Full Duplex (S.Port) ✅ Smart Port ❌ None
Antennas Dual Diversity Dual Diversity Dual Diversity
Size Medium (47mm x 26mm) Tiny (18mm x 20mm) Small (21mm x 12mm)
Range ✅ Long Range Medium-Long Medium
PWM Outputs ✅ Yes ❌ No ❌ No
Ideal Use Drones, fixed-wing, R&D kits Micro drones, compact builds Budget analog builds

🏁 Conclusion – Why Use the X8R?

The FrSky X8R 8/16ch Telemetry Receiver remains a gold standard in hobby and institutional-grade radio control systems. It provides:

  • 🚀 Robust flight range and real-time telemetry

  • ⚙️ Flexible channel output for legacy and modern builds

  • 🧠 Educational value in RC signal theory and drone architecture

  • 🔒 Failsafe confidence and Smart Port expandability

  • 🔌 Direct compatibility with most FrSky transmitters & flight controllers   

    🌟 Why Buy from Lofty Agrotech?

    At Lofty Agrotech, we’re more than just a seller of drone products—we are a community-driven, knowledge-backed, and service-oriented brand dedicated to delivering genuine, high-performance FPV solutions across India. Whether you’re a beginner, an experienced pilot, or an educational institute, we ensure quality, trust, and support from cart to cockpit.

    🎓 Trusted Knowledge & Experience – Built by Flyers, Backed by Experts

    At Lofty Agrotech, we believe that deep product knowledge is the foundation of trust. Our team is not made up of typical online sellers—we are a passionate group of aeromodellers, drone engineers, FPV racers, and tech educators who live and breathe UAV technology.

    🧠 Real-World Experience, Not Just Theoretical

    Unlike generic e-commerce sellers, we’ve tested, tuned, and flown the same products we recommend—including the HGLRC Sector D5 FR Freestyle FPV Frame. Every suggestion we make comes from:

    • Hands-on flight testing in varied environments (urban, rural, indoor, long-range)

    • Real feedback from our community of Indian FPV pilots and drone makers

    • Live problem-solving during builds, crashes, and upgrades

    🎮 Whether you’re flying freestyle, cinematic, or racing — we know the practical needs and real-life behavior of your gear.

    🧪 Product Selection Backed by Research

    Before we stock a product on LoftyAgrotech.com, it undergoes multiple layers of evaluation:

    • Performance metrics testing (durability, weight, component fitment)

    • Compatibility with DJI O3, analog VTX, ELRS, GPS, and GoPro mounts

    • Ease of use for beginners AND advanced pilots

    • Heat, impact, and field repair stress testing for frames and electronics

    Only gear that meets our internal benchmarks for quality, value, and futureproofing makes it into your hands.

    🧑‍🏫 Educational Outreach & Drone Literacy

    We regularly contribute to India’s drone education ecosystem by:

    • Conducting on-campus FPV & UAV workshops in colleges and universities

    • Partnering with innovation labs and drone clubs for curriculum-based kits

    • Providing tutorials, wiring guides, PID tuning tips, and flight simulations

    • Mentoring final-year projects and tech fest participants

    🎓 This makes us the preferred drone parts provider for over 70+ colleges and tech institutions across India.

    🛠️ Build Guidance & Setup Expertise

    Whether you’re setting up your first build or upgrading to an elite freestyle setup, Lofty Agrotech helps you with:

    • Personalized part recommendations based on your goals and budget

    • Guidance on frame stacking, power distribution, firmware flashing, and ESC tuning

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    • Troubleshooting services via WhatsApp, phone, or email

    🧩 From component compatibility to first-flight success — we’re your virtual co-pilot.

    🔐 100% Authentic Products – No Clones, No Compromises

    At Lofty Agrotech, we prioritize your investment in drone technology by delivering only genuine, factory-sealed, brand-certified products. In a market flooded with clones and counterfeit gear, we stand apart as a trusted Indian distributor of original FPV and UAV components.

    🏷️ Sourced Directly from Trusted Brands

    We are proud to be official resellers or direct procurement partners for globally recognized FPV brands, including:

    • HGLRC (like the Sector D5 Frame)

    • DJI & DJI FPV Systems

    • Caddx & Walksnail

    • iFlight, T-Motor, Foxeer, and RushFPV

    • Matek, BetaFPV, and GepRC

    Every product listed on our platform is obtained from verified supply chains, ensuring authenticity, reliability, and performance.

    ✅ No marketplace imports, no third-party sketchy vendors — only factory-fresh, original gear.

    📦 Factory-Sealed Packaging with Brand Serial Integrity

    Every product is shipped in its original branded packaging, complete with:

    • Factory barcodes and unique serial numbers

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    This means what you receive is identical to what international professionals fly — with no substitutions or rebranded knockoffs.

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    • Brand-authorized warranty coverage, as per OEM policies

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    We assist you in coordinating with the brand directly or process it through our end — saving you time and hassle.

    🚫 Say No to Clones – Here’s Why It Matters

    Buying cheap or cloned FPV gear from unknown platforms can lead to:

    • ESC or VTX burnouts due to poor PCB quality

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    🔒 With Lofty Agrotech, you protect your drone, your money, and your peace of mind.

  • 🧑‍🤝‍🧑 Community-Driven Values – We Grow With You

    At Lofty Agrotech, we’re not just selling FPV and drone gear—we’re nurturing a vibrant and inclusive community of learners, creators, and aerial innovators across India. Our mission is to support growth, experimentation, and excellence in drone technology by being more than a retailer—we’re your drone ecosystem partner.

    🧑‍🎓 Supporting Students, Educators & Innovators

  • FrSky X8R SBUS Smart Port

    We actively empower:

    • Engineering students working on final-year drone and robotics projects

    • Technical colleges launching drone technology labs and workshops

    • Innovation clubs and incubators seeking to build aerial mapping, surveillance, or delivery drones

    • Young creators entering the world of cinematic flying and FPV freestyle

    🏫 We collaborate with over 70+ institutions, including IITs, polytechnics, and drone R&D hubs.

    🚀 Enabling Passionate Hobbyists and DIY Builders

    For the makers and flyers building from their desks, rooftops, or parks:

    • We share custom build recommendations for freestyle, racing, and long-range drones

    • Provide access to educational video content, wiring help, and product guides

    • Deliver kits and parts even to remote areas, making FPV accessible to all

    Whether you’re starting with a simple analog build or moving up to a DJI O3 cinewhoop, we help you scale confidently.

    🎯 Recognized by Drone Clubs & FPV Communities

    Our work has been acknowledged by drone hobbyist communities, local FPV racing groups, and aerial content creators across India.

    • Trusted name in university drone fests and competitions

    • Preferred supplier for aerial photography clubs and YouTube creators

    • Community shoutouts and user-generated reviews showcasing real builds using our parts

    🤝 We believe in lifting others up and sharing knowledge, not just pushing sales.

    🎁 Collaboration Over Commercialism

    We often go beyond transactions to build real relationships:

    • Mentorship sessions for students, teams, and clubs

    • Flexible pricing and donation of parts for selected educational initiatives

    • Feature stories of student builds and DIY creators on our social media and blog

    • Regularly spotlighting real-user content — showing the success of our customers

    🧩 When you buy from Lofty Agrotech, you join a movement, not just a mailing list.

    📦 Fast, Nationwide Shipping with Eco-Safe Packaging

    At Lofty Agrotech, we understand that speed and safety of delivery are just as important as product quality. That’s why we have optimized our shipping processes to ensure that every order—whether it’s a lightweight FPV frame or a full drone kit—reaches you quickly, securely, and sustainably.


    🚚 Swift Dispatch & Delivery Across India

    We guarantee lightning-fast order fulfillment, helping you get your drone projects off the ground without delays.

    • Same-day dispatch on most in-stock items when ordered before 2 PM

    • Nationwide coverage through trusted courier partners like BlueDart, Delhivery, and DTDC

    • Priority handling for fragile drone components such as VTX, GPS modules, and camera mounts

    • Real-time tracking updates and customer notifications via email/SMS

    🕒 Whether you’re in a metro city or a Tier-3 town, we make sure your package is on time, every time.


    📦 Impact-Proof & Secure Packaging

    Your gear is precious. So we use multi-layered, shock-resistant packing methods to ensure it stays safe in transit:

    • Bubble wrap + foam lining for all electronic and sensitive parts

    • Double-walled cartons for larger shipments and complete drone kits

    • Heat-sealed pouches for screws, mounts, and micro components

    • Fragile/battery-specific labels for special cargo compliance

    🛡️ Built for rough handling, tested for long routes—your parts arrive ready to assemble.


    🌱 Eco-Conscious Packaging Materials

    We don’t just think about drones—we think about the planet too.

    • Use of recyclable corrugated boxes and paper-based fillers

    • Avoiding plastic wraps unless necessary for moisture protection

    • Partnered with suppliers who support low-carbon logistics

    • Exploring biodegradable bubble wrap and kraft tape integration in future phases

    🌍 Every shipment from Lofty Agrotech helps reduce your carbon footprint while building toward a cleaner tech future.


    📞 Hassle-Free Shipping Support

    Need help with tracking, delivery follow-up, or last-mile issues? Our team is just a message away.

    • Dedicated shipping assistance via WhatsApp and email

    • Quick resolutions for damaged, delayed, or misrouted parcels

    • Option to request video proof of packing before dispatch (on request)

    • Guidance for bulk orders, institutional delivery, and GST-invoiced logistics

    📬 You’re not left guessing. We deliver with clarity, accountability, and care.

    💬 Unmatched Customer Support & Consultation

    At Lofty Agrotech, we don’t just stop at checkout. We walk with you through your entire drone journey—from choosing the right parts to first flight success. Our support model is built to provide technical clarity, build confidence, and personalized help that most online stores don’t offer.


    🤝 Real People, Real Answers – Always Available

    Our support is handled by actual drone experts, not automated bots. When you reach out, you’re talking to people who:

    • Build and fly drones themselves

    • Understand product compatibility and troubleshooting

    • Offer direct, experience-based guidance rather than scripted responses

    📲 Support is available via:

    • WhatsApp & Call (for urgent build help)

    • Email (for part suggestions, documentation, or bulk orders)

    • Instagram DMs (for casual queries, updates, or project features)

    🔧 Whether you’re stuck with a soldering issue or confused about firmware flashing, we’re here to guide—not just reply You don’t need to be an expert—we’ll build that expertise with you

    Explore more in our camera drone collection and find the right aerial companion.

    Before flying, ensure you’re compliant with India’s drone regulations (DGCA DigitalSky Portal).

    🎥 Lofty Agrotech YouTube Channel

    Explore Lofty Agrotech’s official YouTube channel for videos showcasing their drone technologies and applications:(Southern Drone OPS)

    Certainly! Here’s a comprehensive overview of Lofty Agrotech’s drone offerings and available drone parts:

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