Thingiverse
Electrolyte Crave-o-Meter
by PatMustard
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We all know that plants crave electrolytes, but how do you know how bad their craving is? Now you can, with your very own Electrolyte Crave-o-meter!
It's a dead simple Arduino controlled sensor that changes the LED from red (dry) to green (moist) to blue (saturated), depending on the range of values you input in the Arduino sketch. You can probably get more colors out of it, it looks like I tried at one point but I suck at seeing shades of red and green, so I probably wouldn't have seen the d
It's a dead simple Arduino controlled sensor that changes the LED from red (dry) to green (moist) to blue (saturated), depending on the range of values you input in the Arduino sketch. You can probably get more colors out of it, it looks like I tried at one point but I suck at seeing shades of red and green, so I probably wouldn't have seen the d
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