Re: [CAD_CAM_EDM_DRO] stupid stepper question

Chuck,

You may want to look at the Gecko web page for information on connecting a 6
wire motor. They can be connected either to a unipolar drives (6 wires) or a
bipolar driver (4 wires).

Robert Colin Campbell
Bob Campbell Designs
www.Campbelldesigns.net
Mach 2/3 breakout boards
Relay boards
Spindle Speed boards
Stepper motors
Plasma Torch Height control

----- Original Message -----
From: "Chuck Merja" <chuckm@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>; "'Square 1 Electronics'"
<sqone@...>
Sent: Monday, December 03, 2007 3:52 PM
Subject: [CAD_CAM_EDM_DRO] stupid stepper question


> OK I'm showing my ignorance (again). I acquired what look to be some nice
> steppers out of a HD printer - 200 steps per rev, and look to be NEMA 23,
> 6
> wire, and an ohm meter confirms 4 phases. Dan Mauch was kind enough to
> donate a bipolar chopper board, for our school CNC router project. But
> I'm
> more than a little confused about this 4 phase motor, which I have driven
> by
> hand with a unipolar tester, and the bipolar driver board. Are they
> incompatible, or am I missing something? Looks like I need to search for
> bipolar motors, eh?
>
> Chuck Merja
>