Key facts
- Brand
- FrSky
- Model
- X4R
- Category
- Other Electronics
- Industry
- Electronics
- Documents
- 3
- Languages
- EN · ZH
- Last added
- 2023-10-15
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FrSky X4R/X4RSB 2.4GHz Telemetry Receiver Manual
This manual provides instructions for the FrSky 2.4GHz ACCST X4R and X4RSB full duplex telemetry receivers. It details the device specifications, including dimensions, weight, and operating voltage ranges, as well as compatibility with FrSky X-series modules.
Read onlineFrSky X4R specifications
| Dimension | 40x22.5x 6mm (L x Wx H) |
|---|---|
| Weight | 5.8g |
| Operating Voltage Range | 4.0~10V |
| Operating Current | 100mA@5V |
| Operating Range | full range (>1.5km) |
All FrSky X4R documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the operating voltage range for this receiver?
The device operates within a voltage range of 4.0 to 10V.
How many channels does the X4RSB model support?
The X4RSB supports 3 or 16 channels, with outputs from conventional and SBUS ports.
How is the failsafe position set?
Move controls to the desired position, bind the receiver, and press the F/S button on the receiver briefly (less than 1 second).
What is the minimum height required to place a model for a pre-flight range check?
The model must be placed at least 60cm (two feet) above non-metal contaminated ground.
What is the latency of the PWM output in high speed mode?
The latency of PWM output is 9ms less than that of X series receivers in high speed mode.
How do I switch between FS and HS modes?
Go to the receiver [Options] menu and select whether to enable the 7ms PWM or not.