Their problem was that the badge PCB had no solder paste stencil, and the solution was to laser cut one out of an unexpected material. The backing paper for self-adhesive vinyl sheet has ...

[Jan Mrázek]’s success with 3D printing a solder paste stencil is awfully interesting, though he makes it clear that it is only a proof of concept. There are a lot of parts to this hack ...

It is generally agreed that, on average, 40% to 60% of the defects generated by a surface mount production line can attributed to the solder paste screen (stencil) printing process. This process ...