How to make solder paste stencils out of old soda pop cans. Applying the toner transfer method of etching and you can end up with a usable stencil. Via Adafruit.
Here’s how to etch a solderpaste stencil. The process is similar to the UV photo etching method used for DIY PCBs. This is all well and good, but commercial stencils are expensive, and are massive overkill for prototype boards. Here is a method for producing a “good-enough” stencil using aluminium sheet via a method similar […]