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| − | Water level detection! By connecting these simple items with some water detection sensor relays I have a nice simple Water Level detector. When the tree is full the Green LED comes on, when its almost empty the RED LED comes on. I added a nice yellow LED to indicate the device was on and powered. | + | Water level detection! By connecting these simple items with some [http://www.gemssensors.com/content.aspx?id=5432 water detection sensor relays] I have a nice simple Water Level detector. When the tree is full the Green LED comes on, when its almost empty the RED LED comes on. I added a nice yellow LED to indicate the device was on and powered. |
Latest revision as of 12:57, 2 December 2008
Yes I am a Geek
This year I am not going to let our christmas tree run dry. How to do this? LEDs, Solder and wire! What you ask does that have to do with water in a tree?
Water level detection! By connecting these simple items with some water detection sensor relays I have a nice simple Water Level detector. When the tree is full the Green LED comes on, when its almost empty the RED LED comes on. I added a nice yellow LED to indicate the device was on and powered.
Here is the ornament:
Here is the Schematic:
I will try and add some pictures of the sensor block later.
--Josh 14:41, 2 December 2008 (UTC)