FrSky R9 STAB OTA Long-range and Stabilization Receiver

FrSky R9 STAB OTA Long-range and Stabilization Receiver
Brand: FrSKY
Product Code: 03021826
Availability: Out Of Stock
Price: USD$39.99
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This receiver is capable of running both ACCST and the new ACCESS protocol by flashing different firmware (using the radio).  It comes flashed with ACCESS.  Please let us know if you'd like it flashed to ACCST for use with standard R9 Modules.

R9 STAB OTA is a 900MHz long-range and stabilization receiver with a built-in 3-axis gyroscope and 3-axis accelerometer.

Multiple flights modes:
R9 STAB OTA has 8 PWM channels, on traditional fixed-wing models it will support stabilization, automatic level, hover and knife-edge flight modes. For delta wings and V-tail models, it supports stabilization and automatic level flight modes.

ACCESS Protocol:
R9 STAB OTA receiver implements the ACCESS protocol and brings the user improved performance and features. It supports wireless over-the-air firmware updates, making binding to receivers even easier as well as conveniently checking the current receiver firmware version.

Configuration parameters:
Paired with a FrSky radio transmitter, the parameters can be adjusted conveniently through the LUA script. In addition, parameters may also be adjusted by FreeLink (PC) and FreeLink App (with AirLink S).


  • ACCESS protocol and supports OTA functions
  • 900MHz/868MHz long-range with low latency
  • Built-in 3-axis gyroscope and 3-axis accelerometer
  • Support S.Port
  • Supports quick configuration for setting multiple flight modes (quick mode)
  • Detachable Ipex1 connector antenna
  • Multiple configuration methods (LUA script and FreeLink)


  • Dimension: 45.7*26.3*16.2mm
  • Weight: 18.6g
  • Numbers of Channel: 8/16CH (CH16 outputs RSSI)
  • Operating Voltage: DC 3.5V~10V
  • Operating Current: [email protected]
  • Measuring range of gyroscope: ±2000dps
  • Measuring range of acceleration: ±4g
  • Compatibility:
    • R9M Lite/R9M/R9M 2019 with ACCST firmware
    • R9M Lite/R9M Lite Pro/R9M 2019 with ACCESS firmware

Manual here
Firmware updates here

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