On Jul 26, 2018, at 10:54 AM, Anders Nelson
<anders.k.nelson at gmail.com> wrote:
To get that power, did they have to use a rotary convertor from 60Hz 3-phase to get
400Hz?
https://en.wikipedia.org/wiki/Rotary_converter . Same purpose, but
constructed as a motor attached to a generator, rather than the two merged into a single
armature.