I floated the ground on stator and installed this $6 rectifier-regulator or ebay item 361693173758
http://www.ebay.com/itm/182250114120?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT
This is a 18 watt LED 10-30V. I added a large capacitor to simulate a battery and to smooth out the...