> I've completed and etched one side#1 of the PCB with Press and Peel. > > Side#2 needs to be etched. the artwork is very basic and can be completed by > hand and Rub-On Etch Resist. I had to drill 8 alignment holes to help line up > the artwork to each side. > > Question #1: > I don't want the etching solution to leach through the holes. I had some > donuts to cover the holes, but they are so old that the glue is no good. Is > there anything that can temporarily fill or cover the holes until side #2 is > completed? > > Question #2: > Has anyone used clear packing tape to cover the areas where the copper is to > be protected or will the etching solution just eat it up with the copper? >
Hello! I have used contact paper, ie "sticky-backed plastic" for protection. It will resist even Hydroclorid acid/hydrogen peroxide etching mixture. Just press the edges carefully. -jari oh3uw > You have to admit this isn't a typical AMSAT-BB question. In projects before > this, I just used side #2 as the ground plane. > > 73, > > Mike (K9QHO) > > > _______________________________________________ Sent via [email protected]. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
