Experimenting with surface mount

My journey through hobbyist electronics has had a number of phases. The starting point was hand-drawn PCBs with resist pens on copper clad and etched with Ferric Chloride (dreadful stuff!). Much later, free PCB layout tools allowed me to move to a photo-etch process with a half-decent bubble etch tank and Potassium Persulphate. This made […]