I think I invented something

A laminar flow pipe reducer for a pump housing. At least, a little bit of Google searching hasn't shown me another. I am trying to find a cheaper way to heat the 75 gallon aquaponics system in the basement. It's really running closer to 125 gallons of water with a LOT of surface area. This bleeds heat […]

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 […]