--- In Homebrew_PCBs@yahoogroups.com, Hari Hendaryanto wrote: > :(. I > need enlightenment on how to make simple, good quality pcb, anyway, one > of my components is is TQFP chip, this is the hardest part...i've read > some pages, but still haven't got a clue. > > need help/guide here :) > You can try laser toner transfer. I have not done anything as fine as TQFP but you can see my double sided board project last summer using toner transfer and HCl/H2O2 etch at http://wb8nbs.wordpress.com/. I have a 12 year old Lexmark 4039 10+ laser printer. The traces came out clean enough that I think TQFP is possible.
Message
Re: Homemade pcb
2013-01-18 by Jim