I've just published a new blog article and video that shows how I designed and built a controller board for the NXA66 power supply module that I investigated in a previous article.
(http://andybrown.me.uk/wp-content/images/nxa66/pcb-built-fitted.jpg)
Click here (http://andybrown.me.uk/2017/01/14/nxa66-psu) to go directly to the article to read more.