Any One Tried Delagrange Technology Stepper Drives

Found these here in Indiana look interesting. Looks like they use the
old resistor type drive no chopper. 10 or 15 Amps per motor phase see
http://dtllc.com/4xcnc10b.html for the 10 amp. Boards have the built
in breakout connections and relays. Home Page is
http://dtllc.com/index.html

I just found an old New Herms engraver that has 5.5 Volt 1.25 Amps.
Just looking for a cheap way to do some learning wile I'm working
on
an old BP1.

Larry
EMT