Category Archives: Electronics
I put together a project roundup for the tin can R2D2: TinCan R2D2 roundup
Finally I got around hacking a basic Android App to control my tin can robots. To quickly get a result, I used Processings Android mode and the Ketai library for the Bluetooth stuff. Regarding the effort needed for the results, they turned out pretty well. The App has the following features so far: Device Discovery […]
Since R2D2 from StarWars is very popular with my kids these days, I started working on a tin can robot which looks something like R2D2 and is remote controllable through a Android device (cell phone, tablet, ..). The body is made from a can which originally was for coffee. As you can see in the […]
PartSim is a online circuits simulation. It allows one to draw and simulate schematics in your web-browser: PartSim includes a full SPICE simulation engine, web-based schematic capture tool, and a graphical waveform viewer.
As noted on dangerousprototypes.com, Linear Technology provides a nice application note containing a circuit collection for almost all power supply needs: Battery, Boost, Buck, Buck-Boost, Flyback, Forward, High Voltage, Multioutput, Off Line, Preregulator, Switched Capacitor and Telecom. Download the application notes as PDF from LT
Today was the day where we decided, that E-Big Jake was ready for a ride. We checked the tractor with a throttle of 1/3 of what is possible. This resulted in a child friendly 5km/h speed. We also gave a throttle at 2/3 a try, and we got a speed of about 15 km/h. I […]