DS903: The KPW (Kilogram Power Wheel)
A domestic power storage device replacing batteries
(With potential to upgrade to the KPT, Kilogram Power Torus)
David Noel
<davidn@aoi.com.au>
Ben Franklin Centre for Theoretical Research
PO Box 27, Subiaco, WA 6008, Australia.
https://aoi.com.au"/devices/DS903/