On 11/12/2016 10:38 PM, roylowenthal@... [Homebrew_PCBs] wrote:
Nothing, really-- In response to Bob Roomberg's experiments with marker pens
as dispensers of resist for PC-board paths, an erasing shield might
serve as a
"mask" or template for creation of uniform traces on handmade boards.
Press the shield to the copperclad, drag a marking pen over the
appropriate opening in the shield, and you *might* have straighter and
better-looking traces.
As for the Opaline bag, I think there's one in my supplies cabinet,
along with a motor-driven eraser that can chew its way through a sheet
of paper in no time at all if
carelessly used<g>.
73--
Brad AA1IP
>Hello, Roy and the group--
>
> What's wrong with erasing shields? I still occasionally use one & just
> showed SWMBO the benefits of an Opaline bag for a pencil sketching class
> she's taking on line.
>
Nothing, really-- In response to Bob Roomberg's experiments with marker pens
as dispensers of resist for PC-board paths, an erasing shield might
serve as a
"mask" or template for creation of uniform traces on handmade boards.
Press the shield to the copperclad, drag a marking pen over the
appropriate opening in the shield, and you *might* have straighter and
better-looking traces.
As for the Opaline bag, I think there's one in my supplies cabinet,
along with a motor-driven eraser that can chew its way through a sheet
of paper in no time at all if
carelessly used<g>.
73--
Brad AA1IP