On 2012-02-19, Lloyd E. Sponenburgh lloydspinsidemindspring.com wrote:
Ignoramus15658 fired this volley in
:

Part of the reason was that Bosch drives needed three phase, part was
that I burned one by accident, and part was that I wanted to have
simple replaceable drives.


Good reasons! My drives are DC, and still eminently repairable with off-
the-shelf discrete parts, but hardly "replaceable", as the complete drivers
are pretty scarce. I'll give some thought to that issue.

One of those AMC drives went bad on me, replacement was trivial.

i