I decided to build one of these and it was quite fun. Took about 20 hours of work. go great plans off the internet. Just type pantorouter and it will come up in google. I havent mastered the templated but am real close. I have two videos of the unit on you tube. http://youtu.be/Z1rCH2WL1i0 and
http://youtu.be/z9NnVqKDUnM I hope you enjoy.