Kieli
Finnish
The geometry of the pantograph. Tom had included a derivation of the scaling ratio: Output = Input × (Arm2 / Arm1) . There was a graph. There was trigonometry. There was a note in the margin: "If you don't understand this, just copy the dimensions on page 14. It works at 1:1."
The second link was to a Pinterest board titled "DIY Woodworking Jigs." Beautiful, aspirational images of pantorouters made from aluminum extrusion and 3D-printed knobs. No plans. Just photographs, like museum exhibits behind glass. pantorouter plans free download pdf
He closed the laptop. The workshop (spare bedroom) smelled of sawdust and triumph. On the bench sat a machine of plywood and hope. And in the morning, he would trace another shape. The geometry of the pantograph
This time, the router moved with a heavy, mechanical certainty. The dovetail came out clean. He fit it into its matching socket. It slid home with a whisper and a thunk . There was trigonometry
The template library. Dovetails. Box joints. Mortise and tenon. Even a spiral template for making a wooden gear. Each template had a corresponding PDF pattern that you could print on A4 paper, tape together, and glue to MDF.
He linked to the Google Drive file. He added a warning about the bronze bushings. He thanked "Tom" and "Anonymous" and "Matthias" and everyone who had ever shared a plan without asking for money.