Hi Mike, thanks for the reply, much appreciated. (It's only just been=20 delivered to me*) I acknowledge that PCB manufacturers are evermore competitively pricing=20 their services, but the homebrew PCB effort here is simply to make=20 prototype PCBs within one working day. * I also notice that mailing list emails to me are seriously delayed,=20 not sure what that's about. Regards, Matt On 24/07/14 00:12, Mike Harrison wrote: > Laser print onto tracing paper - needs to be as heavy gauge as you can ge= t, at leat 90gsm, to avoid > crinkling in the fuser. > Cheaper and better toner adhesion than clear OHP film --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .