Commonly asked questions

Which receivers can I use?
The RadioMaster radios equipped with multi-protocol modules are able to work with most receivers and bind & fly models available to day. The Most common...
Tue, 28 Jul, 2020 at 7:25 PM
How to I calibrate the sticks?
Hold the SYS button and page across to the HARDWARE page. Press the scroll wheel while the "Calibration" option is enabled and then follow the on...
Fri, 11 Jun, 2021 at 8:08 PM
How do I adjust gimbal ratchet and tension?
Please refer to the diagram below, provided courtesy of Oscar Liang. You will require a 1.5mm hex key or hex driver for the gimbal spring adjustment and a ...
Thu, 30 Jul, 2020 at 7:17 PM
How do I change from Mode 2 to Mode 1?
Please follow the steps in the video below.
Tue, 28 Jul, 2020 at 8:31 PM
My Radio wont charge?
Please note the TX16s has 2 USB-C ports. The Port at the top is for data and simulator use only and is not used for charging your radio. The USB-C port at t...
Tue, 28 Jul, 2020 at 7:31 PM
How do I back and restore my SD card and Firmware?
Check out this easy to follow guide from Tmac FPV.
Sat, 1 Aug, 2020 at 10:15 AM
USB HID "Joystick" not working in Windows 10?
If you are experiencing problems with using your TX16s as a game controller for flight simulators you may need to fix your drivers in windows 10. Check out ...
Fri, 15 Jan, 2021 at 1:54 PM
DSMX Range issue?
Many DSM receivers have what is known as "fly-by" telemetry, this is a very short range telemetry system intended to give telemetry data only at c...
Thu, 20 Aug, 2020 at 8:42 AM
Installing the update speaker kit.
An update speaker kit is available for the TX16s. Please contact your favorite RadioMaster dealer to order. To install the speaker remove the rear case,...
Wed, 26 Aug, 2020 at 1:08 PM
Trainer Port Pin Out
A. GND B. Insert Detection  C. PPM D. Null (not used) We suggest using a MONO 3.5mm plug for best results (JR/Spectrum style Trainer Cable).
Mon, 30 Nov, 2020 at 2:30 PM