Question: How to choose the wire?

Those drivers usually very

Those drivers usually very expensive if you want to handle large AMP.

http://www.robotmarketplace.com/products/0-SABER2X12-RC.html

Wow, thanks for the find.

Wow, thanks for the find. The driver has nice features such as BEC for the reciever. Exactly what I was looking for! Gonna find out how to get in to Germany.

Are there just IC motor drivers like L293 with higher current? L293 provides 1A per channel. If only there were 2A chips you could just stack five of them and get same 10A per channel for much cheaper cost.

Personally, I don’t think

Personally, I don’t think you can STACK those because they build in one piece. I am not expert to say YES or NO but those controller are really good and easy to use. They have video there to guide you how to set it up. However, I do spend a little time to figure out the DIP switch on board. They got a site for you to do easier config. FYI: http://dimensionengineering.com/datasheets/Sabertoothdipwizard/start.htm