by BrianV | Aug 26, 2020 | HobbyCNC Blog
Handy Measurement Jigs When I’ve got free time, I love to play around with 3D printing, my HobbyCNC DIY Router and electronics. There is that point in the design where the schematic (or drawing) needs to turn into a real, physical product, and, like most...
by BrianV | Jul 14, 2020 | HobbyCNC Blog
Anti-Backlash Improvement I developed a simple-yet-effective backlash preventer for my DIY CNC Router plans. The design uses a coupling nut with a flange welded on. This is fixed to the gantry. A spring is ‘pinched’ between this coupling nut and a simple square nut....
by BrianV | Jan 22, 2020 | HobbyCNC Blog
Arduino / GRBL First Test I’ve been planning for a while now to test the Arduino Uno and the GRBL CAM software with my HobbyCNC PRO board. I was certain it would interface, but I wasn’t keen on having to learn all the bits necessary to get it working....
by BrianV | Aug 21, 2019 | HobbyCNC Blog
Production Testing Assembled 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...
by BrianV | Apr 8, 2019 | HobbyCNC Blog
Avoiding Bent Pins 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...
