New NASA Emdrive paper shows force of 1.2 millinewtons per kilowatt in a
Vacuum and a low thrust pendulum and tests were at 40, 60 and 80 watts:
"The newest NASA emdrive paper concludes a force generation of 1.2mn/kw after errors measurement
is accounted for.
A low thrust pendulum at the NASA Johnson space center was used."
See:
http://www.nextbigfuture.com/2016/11...-force-of.html