I am kicking around an idea for a cell phone based water sample spectrometer

It would be used for testing the water in my aquaponics system. I am not sure that the stuff I want to test is even detectable with the hardware I am going to use, but working out the mechanics is what’s challenging for me at the moment. The genisis for this idea is at http://www.backyardaquaponics.com/forum/viewtopic.php?f=50&t=11840&start=150#p345100 The process is …

An item of mine was featured on ThingiVerse today.http://www.thingiverse.com/thi…

An item of mine was featured on ThingiVerse today.http://www.thingiverse.com/thing:29107 Of course, my luck, it’s a photo of my toilet! This is somehow fitting for me… And what’s the best punny joke that can be made of this? Toilet Seat bolt bushing/shim by creuzerm – Thingiverse Thingiverse is a universe of things. Download our files and …

It looks like operation z-wobble removal is a success! I printed out a tall, thin…

It looks like operation z-wobble removal is a success! I printed out a tall, thin print with what’s left of my white to test the fix. http://www.thingiverse.com/thing:28690 As you can see, it’s MUCH better than it used to be. I had some issues that I think are thermal in nature as there are a few layers …

Step 1) buy the cheapest fan in the store

Step 2) go to another store. Find fan you like much better. Buy that one. Step 3) hang fan most of the way. Step 4) dig up set of 50 inch replacement blades a friend gave me years ago. Step 5) mod blades to fit 42 inch fan brackets Step 6) finish hanging fan Step …

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