DIY powerbank with voltage regulator and voltmeter
After building a simple powerbank, I now decided to combine a step-up module XL6009 with my existing powerbank. Fortunately, I had already constructed and tried …
Craft your dreams!
After building a simple powerbank, I now decided to combine a step-up module XL6009 with my existing powerbank. Fortunately, I had already constructed and tried …
I found some more possibilities to use the LM2587S voltage converter (step-up DC-DC module) after the development of the first case. The module is extremely …
I have recently constructed a housing for a step-up and had good experiences with it. However, since I also need the other direction, which is …
I bought a battery vacuum cleaner, but unfortunately after two weeks I could not find the charging adapter anymore. The specified voltage for the power …