Homebrew PCBs

> Could be... But I got similar result with too old. I use 'spam'
> commercials paper from local store. If I use fresh one it' was perfect
> but if same paper lye in the shlef few months all the collor are
> transfered with tonner. I guess some coating are detoriated and make
> that paper unusable for TT after some time.


Moisture in the paper maybe?  You'd think running it thru the laser would
dry it out (I run the paper thru before printing as it can shrink).

Tony