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Machine and Workpiece Coordinates

A CNC Router operates in a 3D universe. When you draw a shape on a piece of paper, you are creating a 2D image.  When...

Are You Buying a CNC or a Black Box?

Do you want to buy a CNC, or a Black Box?  The answer lies in your expectations.  Seeing a CNC Router operate is fasc...

Using a Touch Plate with BobsCNC

A touch plate is a simple electrical switch.  One side of the circuit is wired to the GND pin on the Arduino controll...

What Kind of Computer Do I Need to Run My CNC

You don't need a fancy computer with terabytes of ram and a superfast processor.  You simply need a computer that wil...

How to Mount a Workpiece on a Spoilboard

There are a number of creative ways woodworkers fasten workpieces to a CNC spoilboard.  Some create 90o fixtures tha...

Adjusting the Bell Everman Drive

The KL7 series CNC Routers from BobsCNC feature a Bell-Everman belt drive that virtually eliminates belt stretch and ...

Diagnosing CNC Issues

For hobbyists new to CNC woodworking one of the most difficult concepts to understand is what computer programmers ca...

How to Orient Your Workpiece with a BobsCNC Router.

If you’ve ever been lost or disoriented, you know how important it is to stop and get your bearings.  The article was...

Ball Screw Drives

There are a number of different ways to translate the rotation of a stepper motor or servo motor shaft into linear mo...

Adjusting a Hall Effect Home Switch on a KL Series CNC Router

With the introduction of the KL7 Series of CNC routers, BobsCNC began using Hall Effect (magnetic) home switches.  Th...

Getting Started With Universal Gcode Sender (UGS)

Before proceeding you should have downloaded the latest stable version of Universal Gcode Sender.  At the date of thi...

Setting Up Estlcam to Work with BobsCNC Routers

Estlcam is used to create tool paths (gcode) files for a CNC.  In order to work with BobsCNC Routers there are certai...
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