I use semitransparent thick drafting sheets (what you used to draw on before cad software) in a laser printer. For thick sheets and thin traces it is important to print on the side of the sheet that is touching the PCB so for one of the sides you need to mirror the print. /Ruben > Hi Mike, thanks for the reply, much appreciated. (It's only just been=20 > delivered to me*) >=20 > 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. >=20 > * I also notice that mailing list emails to me are seriously delayed,=20 > not sure what that's about. >=20 > Regards, > Matt >=20 >=20 > On 24/07/14 00:12, Mike Harrison wrote: > > Laser print onto tracing paper - needs to be as heavy gauge as you can = get, at > > leat 90gsm, to avoid crinkling in the fuser. Cheaper and better toner a= dhesion > > 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 >=20 >=20 > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2014.0.4744 / Virus Database: 3986/7990 - Release Date: 08/06/14 >=20 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D Ruben J=F6nsson AB Liros Electronic Box 9124, 200 39 Malm=F6, Sweden TEL INT +46 40142078 FAX INT +46 40947388 ruben@pp.sbbs.se =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D --=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 .