--- In
Homebrew_PCBs@yahoogroups.com, "derekhawkins"
<derekhawkins@y...> wrote:
> >Sure it does, eliminate the ball screw and coupling and switch over
> >to a linear motor - that is much simpler! However, in reality, much
> >more expensive too :-(
>
> So you consider $25.00 for a 250 RPM gearhead motor with 250 oz-in
> stall torque expensive too? That's what was paid for the one's I'm
> using.
No, I don't think $25.00 for that motor is too expensive. I am saying
that your way is not the MOST simple way to create linear motion. A
linear motor has no moving parts- it doesn't get any simpler than that.