Re: [CAD_CAM_EDM_DRO] Re: Bridgeport Series I verse Series II CNC Refit Candidates

turbulatordude wrote:

>--- In CAD_CAM_EDM_DRO@yahoogroups.com, Les Newell <lesnewell@h...> wrote:
>
>
>>That twin head machine is pretty unusual. How does it control the Z
>>axis? Does the Series 1 have steppers (big finned monsters) or has it
>>been retrofitted with servos? If it has steppers then allow for the
>>
>>
>cost
>
>
>>of new servos. The original steppers are slow and have an unhealthy
>>appetite for Geckos.
>>
>>
>
>
>Assuming you want to keep the origional steppers, what choices are
>there for drivers those motors chew up Geckos ?
>
>

I don't think it is a stepper machine. It is clearly NOT a BOSS. I
think that's
a Centroid control.

My previous post might have been wrong, I think that thing on the left
of the knee
with the yellow label is the Z axis drive.

Jon