Closest thing I know of is a 5 phase stepper motor controller. Might work? Idk. I know nothing abiut linear motors. Check out the orientalmotor website.
I am closing this thread as it violates AAC policy and/or safety issues.
Quote:
6. Restricted topics.
The following topics are regularly raised however are considered off-topic at all times and will results in Your thread being closed without question:
Any kind of over-unity devices and systems
Automotive modifications
Devices designed to electrocute or shock another person