Is this 3D model free to download?

Yes, NanoTX - the smallest full function ExpressLRS transmitter is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by Tokyo_Dom, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

NanoTX - the smallest full function ExpressLRS transmitter 3D printable model by Tokyo_Dom

NanoTX - the smallest full function ExpressLRS transmitter photo 1

NanoTX - the smallest full function ExpressLRS transmitter photo 2

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NanoTX - the smallest full function ExpressLRS transmitter

Source: Thingiverse by Tokyo_Dom

The NanoTX - the smallest full function ExpressLRS transmitter is a free printable 3D model from Thingiverse by Tokyo_Dom. I shrunk down the TinyTX. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

30 saves Source: Thingiverse Updated 2026-10-13 License: GPL · commercial OK Category: Toys & Games

Tags: ELRS, expresslrs, fpv, NanoTX, transmitter

About this model

I shrunk down the TinyTX. Now using PS5 Hall Sensor joystick modules (yes, this size still has hall sensor gimbals!), and powered by an ESP32 C3 dev module with 0.42" OLED. Full function in that it supports the full ELRS configuration menu (Lua Script), as well as other radio settings like as channel reversing, expo, limiting etc. Details, source code and build video here Printed in PLA, but if you have access to better printing materials PETG or ABS might be more durable. Print settings for me are Cura Slicer generic PLA, with 200 degree hotend, 60 degree bed, normal support (everywhere). I printed at 0.16mm layer height. Printed on basically stock Ender 3 V2 with PEI baseplate and upgraded springs. The Gimbal caps are designed to have a metal M2 nut (standard size hex shape) inserted at …

Frequently asked questions

Is this 3D model free to download?: Yes. NanoTX - the smallest full function ExpressLRS transmitter is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Tokyo_Dom.
Who made this model?: Designed by Tokyo_Dom, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.