Making Printed Circuit Boards - Toner Transfer

For the home automation over IP project I needed a fast and easy method for creating printed circuit boards (PCB). After some research the “toner transfer method” seemed a solution to give a try.

Not being sure about the quality of the final result I designed the PCB with wide paths. This way a lack of precision shouldn’t be a big problem.

PCB Design

PCB Design

What you we need:

  • a PCB design (obvious)
  • a blank board (without photosensitive layer)
  • magazine paper
  • a laser printer
  • an iron, preferably without steaming capabilities
  • personal protection against chemicals (gloves, safety glasses and eventually a lab coat)
  • glass or plastic bowl (never use a metallic bowl as etchant container!)
  • etchant: HCl, H202 and H20
  • thinner (acetone)

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Making a Cajón

Cajón

Cajón

A cajón is a very easy to build percussion instrument. Although making a cajón isn’t difficult I tried to make a how-to with detailed building plans and pictures.

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