Let's Make Robots!

Review: RobotKits.co.in two channel Darlington transistor H-bridge

This is a short review of the RobotKits.co.in two channel Darlington transistor H-bridge.

Review: RobotKits.co.in 12V DC Motor with Gearbox

This is a short review of the RobotKits.co.in 12V DC Motor with Gearbox.

Sub $4 USD Arduino Nano on eBay.

I am always looking for cheap and small micro controllers. Since I moved from 8051 and HC11 based boards three or so years ago, I have been using the Atmel based Arduinos for the most part.

For the past two years, I have used mostly the Mini Pro's in most projects. I like them due to the small size and the fact they are less than $3 USD on eBay. I would love to use Nano more, but due to cost and issues I have not.  Now, I have ordered a few (5 or 6) Nanos from eBay, and have had mixed results with them in the past.

The problems have been:

Thinking about building a Wallace.

Hello,

I am thinking about building a Wallace Reprap.  Are there any others that have it?  Pros? Cons?

Thanks for any info!

 

Coridium products

Anyone have any experiance with http://www.coridiumcorp.com/prod-specs1.html? Their stuff looks good for the price.