Let's Make Robots!

schematic

       Hello LMR, this is Penny the 3 servo hexapod. Penny is not just a very cheap way to build a hexapod but a very cheap way to build a robot, period. I … Read more

RAD 2.0 Schematic?

Does anyone have a schematic or diagram outlining the electrical components for a RAD 2.0? 

My first robot..........

So I've decided to build my first robot which not the LMR "start here" one (that one is going to be my second one) and im using this circuit- http://costaricabeam.solarbotics.net/Circuits/Vores/555%20Photovore.png . I've tried about 10 different designs for the body but its just not working. When i cover the left photocell with my hand and the other one is exposed to light the speed of the motors is the same and same with the right photocell. has anyone tried the circuit? did it work?

I did a brief video tutorial on Diptrace. If you're thinking of designing a circuit board, you might find it useful; Video This is the first part of a … Read more

Diptrace vs Eagle

So I've been fidling around with diptrace and have really enjoyed working with it. Drawing out your schematic is simple enough, and converting it to a layout is trivial as well. The one thing I've noticed though is lack of some simple components when using the layout mode.

Schematic design software

I'm not positive this is the right place to post this.  Admins please move it if I'm asking in the wrong place.