I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless ...

The experiment is for switching an acoustic sounder as a rain alarm after a predetermine time. It may, however, be tinkered for a number of other applications. Needless to say, this is a simple ...

I know how to solder, but I do not always want to solder, and I think there are a lot of folks like me. Even if the act itself can be done (and undone, and redone), the friction of hauling out the ...