The soil moisture sensor module , built around the LM393 comparator, gives an active-low (L) level output when the soil is dry (determined by a pre-setted threshold value). This digital output (wet ...

Common “soil moisture meter module arduino raspberry compatible free shipping” PCBs might deceive you with their ascetic looks. ... Capacitive soil moisture sensors don’t have the same problem.

My soil-moisture reading was in the low 700s in soil that had around 30 percent moisture (according to a comparison with a commercial soil-moisture sensor), and 661 in a drier pot.

This LoRa node used off-the-shelf components consisting of an ATmega328P-based Arduino Pro Mini ... as part of a discussion around all of the problems associated with standard soil moisture sensors.

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My shed is mostly done, which means I'm moving onto other projects that look a lot like landscaping. Lawns, gardens, etc. I want to be efficient in my watering, and potentially even lazy and have ...