Testing Assembled HobbyCNC PRO Boards

I decided to offer assembled HobbyCNC PRO boards. As it turns out, not all of my customers are handy with a soldering iron, or they want their results quicker! So I build the boards, by hand, 10 at a time. Not a big deal. Testing them, however, is a big deal. I test...

No More Bent Leads: IC Tubing Cutter

Sometimes the answer is in the trash. The background: while assembling a batch of HobbyCNC PRO boards, I was noticing how neatly the 23-pin driver chip dropped into the PC board. Then I had one chip with one lead, just one, slightly out of alignment. That particular...

HobbyCNC PRO Rev 2 Introduced

I’ve made a few changes to the popular HobbyCNC PRO board. Most of the changes are cosmetic or functional, but one in particular is a big departure from the Rev1 boards. What hasn’t changed: Roughly the same form factor (it is a little smaller) Same...

PRO and EZ board mounting templates

Never really thought about it until I was recently asked the diameter of the mounting holes on the EZ board. I couldn’t remember. (FYI, 0.125″ [3.2mm] is the spec’d diameter). That got me thinking about the mounting pattern. Anyhow, I did them and if...

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