T.H.O.R. Rover Part 3: Omni-wheels

In Part 2 of T.H.O.R. rover build I talked about issue I had with turning.   It was clear that they way rover was built it wouldn’t work so I went on researching.

As you have probably guessed answer lied in Omni-Wheels.  These are very clever wheels that can spin in pretty much any direction thanks to […]

December 26th, 2017|3D Printing, diy, In The Lab, robotics|0 Comments

456 days on single 3V Coin Cell

I have a lot of #Mote2 sensors I use. Most are powered by a 3V coin cell (CR2032) and are able to survive for a long time (usually around 10 months) transmitting temperature/humidity data every 5 minutes.

But one in my shed really amazed me. I remember that I replaced it’s battery over a year ago, […]

December 15th, 2017|diy, My products|0 Comments

T.H.O.R. Rover Part 2: First Prototype

This is second part of my build log of the T.H.O.R. Rover. Please see first part (concept and idea) here.
Components.
Motors and Frame

Because I based my rover on rocker-bogie platform with skid steering drivetrain (think steering a tank, turning is accomplished by rotation of one side in one direction and other side in the opposite) I needed 6 […]

September 22nd, 2017|3D Printing, diy, Laser machine, robotics|0 Comments

Journey into robotics. The beginning of T.H.O.R. Rover

Robotics is fascinating and complex topic.  I’ve always wanted to dive into it headfirst, but seeming complexity, cost in both time and money has stopped me so far. Finally I decided to dedicate some time and explore this subject by building my own robot.

Hopefully this will be a series of articles on the build progress, […]

September 22nd, 2017|3D Printing, diy, robotics|0 Comments

An in depth review of my spinners!

 

February 1st, 2017|diy, gadgets, hand spinners, My products|0 Comments

Overwhelming demand for “golden” fidget spinner

Less than a week ago, I decided to try out new materials and made faux “brushed gold” fidget spinner.  Little did I know that demand for it would be insane!

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February 1st, 2017|diy, hand spinners, My products, New In The Store|0 Comments

Fun with Xronos Clock 3 Prototype

February 6th, 2016|diy, In The Lab|0 Comments

100 Watt LED Test

When I realized how inexpensive powerful LED chips became I decided to look into building my own Super Duper LED Flashlight. But before I can do that, I wanted to see what it takes to drive a 100 Watt LED array.

So I got this LOHAS 100W LED Chip off Amazon for around $10, and a DROK […]

February 3rd, 2016|diy, In The Lab|0 Comments

How To: Upgrade 50W Chinese laser cutter to 60W

It’s been almost a month since i upgraded my SH-G350 laser cutter to 60Watts of cutting power.  Here’s at last a comprehensive How To guide for all you DIYers out there.

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January 13th, 2016|diy, How To, Laser machine|1 Comment

DIY “Stud Table” for laser cutter for under $8

DIY pin table that I made a while back seemed great at first, but then I realized that not all rivets have same height. I only measured few from first box, and they looked to be same height, so I didn’t check others.  I didn’t really notice this until recently and got a bit upset.

So meet DIY […]

December 18th, 2015|diy, Laser machine|0 Comments