2 layers45 × 45 mm
Aeroq Hardware v3
EnriqueNeyra/Aeroq
An Indoor Air Quality Monitor Powered by ESP32, SCD40, and SEN54
56 parts130
Boards using the SCD40-D-R1
6 boardsBoards in 6 GitHub repositories, designed in KiCad, that use the SCD40-D-R1 by Sensirion (-10℃~+60℃ 0.36mA 0ppm~40000ppm 10.1mm 10.1mm 2.4V~5.5V 6.5mm Air quality I2C Reset function ±5% SMD Gas Sensors ROHS). See how each wires it, with its parts, size, README and files; the SCD40-D-R1’s symbol, footprint and pinout are on its own page.
- 2 layers82 × 36.5 mm
- 4 layers76 × 85 mm
SuperNicePCB
laemo10/SuperNicePCB
An integrated, multi-sensor UWB anchor PCB designed for real-time indoor object tracking (via Double-Sided Two-Way Ranging) and non-invasive human presence/occupancy monitoring.
68 parts - 2 layers45 × 95 mm
Airquality
MorgenWebDigital/airquality
A battery-powered indoor air quality monitor. Real CO₂ from a photoacoustic sensor, VOC and NOx, temperature, humidity and ambient light, shown on a 2.13" e-paper display and sent over Bluetooth LE.
78 parts - 2 layers40 × 40 mm
Airqualitymini
MorgenWebDigital/airqualitymini
A stationary indoor air quality sensor. Real CO₂, VOC and NOx, temperature and humidity. No display, no battery. Powered from USB-C, read out over Bluetooth LE.
32 parts - 4 layers90.5 × 53 mm
