More About CNC

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Quadrant Diagram showing Quadrants 1 2 3 and 4

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 you cut the shape out,...
Shop Talk: Shopping for a CNC? Part 3 of 3

Shop Talk: Shopping for a CNC? Part 3 of 3

Shopping for a CNC? Bob and Keith talk about stepper motors, servo motors, and home switches.
Shop Talk: Shopping for a CNC? Part 2 of 3

Shop Talk: Shopping for a CNC? Part 2 of 3

Shop Talk: Bob and Keith discuss information that is pertinent to building or purchasing a CNC.
Shop Talk: Shopping for a CNC? Part 1 of 3

Shop Talk: Shopping for a CNC? Part 1 of 3

Shop Talk: Shopping for a CNC?   This is a three-part series in which Bob and Keith discuss things to consider before you purchase a CNC.
Estlcam: Creating Toolpaths using DXF Files

Estlcam: Creating Toolpaths using DXF Files

Learn how to create toolpath with DXF Files, in Estlcam.
G Code 101: Header File Part 2

G Code 101: Header File Part 2

Bob and Keith talk about G Code Header Files,  part 2
G Code 101: Header File, Part 1

G Code 101: Header File, Part 1

Header File Explanation for G Code,  Part 1
Estlcam: Engraving and Halftone

Estlcam: Engraving and Halftone

Bob shows how to import an image and create gcode for an engraving as well as for halftone.
Gcode 101: Coordinate System

Gcode 101: Coordinate System

Bob and Kristin created a video series in which Bob teaches Kristin how to create gcode without the aid of software.
Backlash… What it is and How to minimize it.

Backlash… What it is and How to minimize it.

When you take a nut, thread it onto a rod you and can feel the movement as you push and pull the nut while keeping it from turning, that slight...