Sump Pump, Aquaponics & Aquarium water level monitoring

I seem to like flooding my basement… Usually by overfilling one of my aquariums, or intentionally putting 55 gallons of water in a 45 gallon aquarium. Sometimes, I overfill the swimming pool in the back yard. So I decided to put together a monitoring system. It will monitor my sump pump, letting me know when …

A little bit about light

I’ve been giving myself a crash course refresher on light over the last new months. It started when I picked up a used Laser Cutter and wanted to figure out how it cuts with light. What I’ve written here is my understanding of things. I may be wrong, if so, please let me know in …

2nd layout of the Mobile Science Lab

I added more items to the Mobile Science Lab.  The main new item is a WeatherFlow WEATHERmeter. This is a pretty neat bluetooth device that captures wind speed and direction, temperature, humidity, and barometric pressure. New stuff means I needed to update the case.  I fiddled a bit to get everything to fit.  I think …

I recently picked up a Seek Thermal camera which plugs into my cell phone and allows…

I recently picked up a Seek Thermal camera which plugs into my cell phone and allows me to see temperatures of stuff. It's a cheap unit, so it doesn't have the built in calibration tables that the expensive 'real' test equipment has. But it's good enough for most people's needs in a non-technical use. I …

Years ago I had dubbed my rubber mallet "sudo !!"

I've acquired more hammers since, and very recently a laser cutter. So I've engraved "sudo !!" on my newer rubber mallet that my kids gave me. I also named a small machinist hammer "Subtle Persuasion". Totally loving the ability to permanently label my stuff with such ease that I don't have time to consider if …

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