6 open source boards using the LR1121IMLTRT
Real designs built with the LR1121IMLTRT, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
ESP32
OpenAIO
OpenDrone-hw
35 × 35 mm244 parts8LCERN-OHL-S-2.05ESP32
OpenRX-Gemini
OpenDrone-hw
17 × 15.7 mm85 parts6LCERN-OHL-S-2.03ESP32
OpenRX-Mono
OpenDrone-hw
10 × 17.3 mm61 parts6LCERN-OHL-S-2.02ESP32
OpenAIO
tetraethylmethane
35 × 35 mm244 parts8LNo license1ESP32
OpenRX-Gemini
tetraethylmethane
17 × 15.7 mm85 parts6LNo license1ESP32
OpenRX-Mono
tetraethylmethane
10 × 17.3 mm61 parts6LNo license1
The LR1121IMLTRT in open source designs
The gallery holds 6 open source boards using the LR1121IMLTRT from 4 GitHub repositories; a typical one measures about 17 × 17.3 mm and carries around 85 components.
100% use four copper layers or more, and 50% carry an open source license.
The most starred is OpenAIO by OpenDrone-hw.
Parts used alongside the LR1121IMLTRT
Microcontrollers on boards using the LR1121IMLTRT
What boards using the LR1121IMLTRT are built for
LR1121IMLTRT: common questions
Where can I find a LR1121IMLTRT reference design?
Each of the 6 boards on this page is a real design using the LR1121IMLTRT. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the LR1121IMLTRT?
The RFX2401C, SKY13373-460LF, TLV75533PDQNR, TS2306A 240gf MSM 9 and AIO_outline appear in the most repositories here.
Which microcontrollers do boards using the LR1121IMLTRT use?
Most are built on ESP32 (6).
How big is a typical board using the LR1121IMLTRT?
The median is 17 × 17.3 mm, and 0% are two-layer designs.
What is the most popular open source board using the LR1121IMLTRT?
By GitHub stars, OpenAIO by OpenDrone-hw, with 5 stars.
Can I simulate one of these boards using the LR1121IMLTRT before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.