Laurent Labbe (16)

16-03-2026 | To weigh large items like bicycles or suitcases, standard scales are often impractical. This solution uses up to four small scales that tran...

5-01-2026 | Keeping lithium cells or batteries in spare parts boxes isn’t very practical if you can’t verify their efficiency or actual charge capacity....

1-01-2025 | If your notebook has dead batteries — perhaps no longer commercially available — or a failure on the charging circuit, this project might be...

9-12-2024 | If your notebook has dead batteries — perhaps no longer commercially available — or a failure on the charging circuit, this notebook power b...

1-11-2023 | If you own one of the many variants of battery-powered LED decorative garlands and want something “smarter” and more environmentally friendl...

1-11-2022 | Logging debug data from a microcontroller to a laptop is not always convenient. Either there is no spare laptop, or the development board is...

29-09-2022 | Logging debug data from a microcontroller to a laptop is not always convenient. Either there is no spare laptop or the development board is...

1-08-2022 | This small PIC microcontroller-based circuit debounces a tactile On/Off switch for a battery-powered device. It also prevents power up if th...

1-07-2021 | At this time of the COVID-19 pandemic, you would almost forget that there are other reasons to wear a face mask. And that there are places w...

14-04-2021 | Looking for an easy-to-use solution for monitoring air quality? You can build a compact, battery-powered air quality monitor. Check out this...