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.

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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

ESP32 6

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.