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Thanks for the feedback. Maybe a recent typo on their part. Placing the two orders separately then... thanks again for all your help!

Dan

Hey - not sure why but maybe you all might know something I don't?

cncroom.com is selling the ESS for $276 where as Warp9 is selling it for $180.

CNCroom: ]ESS [ESSV1] - $276.92 : CNCRoom,...

Ha! I came back to post my decision and it was - immediately the MB3 ...and here I'm reading your suggestion of just that.

Thanks :)

Beautiful. That explains things perfectly.

As I researched the ESS more, I found the plethora of BOB's available and things started making much more sense as well.

I don't believe I'll have...

Hmm...

Without going into detail of why I'm eliminating the uc400, uc300 and 57CNC...

The PMDX-424 and Ethernet SmoothStepper (ESS) appear to be the best options and both look like they have...

This is great information, thank you! I'm going to research all of these.

IO is really important because I plan on having multiple limit sensors, e-stop, water cooling on/off control, and...

Nice - I see Dynomotion has a Mach3 plugin but I'm looking to use Mach4 for this build so unless I switch gears on that end...

Galil's look like they'd be nice and you probably get what you pay...

Gotcha - so in having 3 stepper motors for x, y, z - each with a closed loop between it and it's drive should be sufficient for error control. I suppose there's no need for additional error...

Hello, I have a general CNC/Encoder question...

I'm developing a CNC Mill and I have closed loop stepper motors with drivers that have encoders input built in.

Example Motor:...