Homebrew PCBs

Mahai:

Can you give use the brand name of the paper you used?
Also, if the paper has a type number, catalog number,
or any other designator, and where it can be purchased,
please let us know.

Thanks

Roland F. Harriston
*********************
mihaiv72 wrote:
>
> Hello,
>
> After a few small transfer tests (without etching) I made the
> first real board, quite good !
> I used a glossy paper (not photo !) which is covered with a
> layers of chalk on both sides (one side should be enough though). It
> is a rather thick paper and it's quite cheap (about 20-30 cents in
> small qty). It is used for hand drawings I think.
> The printer is Canon LBP800, toner set on "Darkest".
> Good points:
> - the transfer was almost perfect - used iron on maximum with a thick
> cloth between the paper and the iron, moved the iron around
> constantly (2 minutes) and pre-heated the board for 1 min or so
> - the paper gets removed quite easily after a few min in warm water
> - I have a TSSOP20 pattern which turned out pretty nice
>
> Bad points:
> - it is very sensitive to pressure when ironing. First I used some
> more pressure and the traces expanded a lot; second try I used very
> little pressure (like about 2-3 times the force of leaning the hand
> on the iron) and the result was OK. I think this is also related to
> the fact that the paper is quite thick.
> - the chalk from the paper was not so easily removed from the board -
> I had to scrub a little with a toothpick here and there; Some tests
> that I made some 2 months ago were much better in this respect, so I
> assume it may be related to the paper "aging", maybe it absorbed some
> water (?)
>
> Best regards,
>
> Mihai
>
>