5 open source boards using the SX1281IMLTRT
Real designs built with the SX1281IMLTRT, 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.
ENIAC
parsa-novin
105.5 × 63.5 mm149 parts4LNo license2
ESP32OpenRX-Lite
OpenDrone-hw
10 × 11.5 mm47 parts6LCERN-OHL-S-2.02
ESP32DrikrAIO
tetraethylmethane
50 × 50 mm339 parts6LNo license1
ESP32OpenRX-Lite-UFL
10 × 11.5 mm47 parts6LNo license1- schematic only · 81 parts
Commodore 7.67
81 parts2LNo license2
The SX1281IMLTRT in open source designs
The gallery holds 5 open source boards using the SX1281IMLTRT from 3 GitHub repositories; a typical one measures about 30 × 30.8 mm and carries around 81 components.
80% use four copper layers or more, and 20% carry an open source license.
The most starred is ENIAC by parsa-novin.
Parts used alongside the SX1281IMLTRT
Microcontrollers on boards using the SX1281IMLTRT
What boards using the SX1281IMLTRT are built for
SX1281IMLTRT: common questions
Where can I find a SX1281IMLTRT reference design?
Each of the 5 boards on this page is a real design using the SX1281IMLTRT. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
Which microcontrollers do boards using the SX1281IMLTRT use?
Most are built on ESP32 (3).
How big is a typical board using the SX1281IMLTRT?
The median is 30 × 30.8 mm, and 20% are two-layer designs.
What is the most popular open source board using the SX1281IMLTRT?
By GitHub stars, ENIAC by parsa-novin, with 2 stars.
Can I simulate one of these boards using the SX1281IMLTRT 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.