Not sure what output your gears will produce? Use our simple straightforward downloadable programme to do the math
I have compiled a list of the ten of the most important things to remember when dealing with rubber bands as over the years I have come across many students struggling to setup and maintain "rubber-banded lifts"
Autodesk Inventor is a great product that many of the senior students use to test and develop ideas at home, without wasting any parts follow these basic steps to get ur FREE copy
Have a look at this expertly prepared document by Mr Allen.
As of the 1st of September 2016 RobotC has become free to download for those who use the VEX EDR and VEX IQ systems.
Here are some good links
Electrical Engineer Community has a wealth of information, resources and links - Check them out
All About Circuits is another site with a huge amount of information across the spectrum of control technology
http://www.allaboutcircuits.com/