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Mobile Solar: Pickup Mounted 300w Off-Grid System

I’ve been putting some form of solar on my truck for many years now.  It started with a 25w module on my 1997 Tacoma, which expanded to 150w.  Then that truck broke and I had this shiny new 2015 Tacoma with no solar.  It felt incomplete.  The first iteration was a full-size SolarWorld 285w 60 […]

Home Made R/C Tank

I’ve always thought tanks were cool, ever since I studied WWII in middle school. I then wanted to have a remote control tank that was quite large. The only solution to this problem was to build one. I did hours of research on the ‘net, looking for others who have large R/C tanks. I came […]

LED Plant & Herb Grow Rack

Our plants & herbs don’t like the winter so I decided to install LED grow lights on the rack. At first I was looking on Amazon for actual grow lights and then I found that Lowe’s had LED strip lights with the same color temperature for 1/4 the cost. I bought those and installed power […]

100psi Air Cannon

100psi Hand Held Self Contained Air Cannon This is a relatively simple device bodged together from junk I had around. Take some PVC parts, an old tire inflator, solenoid, capacitor, inverter and various other stuff, and you end up with something like this: Watch out! This sucker is powerful…and can be seen in this video: […]

Induction Launchers & EM Rocketry

Induction Launchers (aka Mass Driver) A Ring Launcher is an inductive launcher. When the coil is energized, it creates a strong magnetic field around it. Since this coil is flat and a non-ferrous ring is placed direcly upon it, this magnetic field creates a huge rush of current in the ring itself. This current turns […]

Portable 8-Bit Nintendo

Some of the greatest games ever made were on the good ‘ol 8-Bit NES of the late 80s. I had my original NES laying around and decided to bring it back to life…as a giant “Gameboy” like portable. Highlights: -5″ color TFT backlit LCD -Externally rechargeable Lithium-ION power supply w/ > 3 hours runtime -Sound […]