On 19/02/2012 03:20, Terry wrote:
> Joe, I think your results are more the exception than the rule. I have
> been able to get down to 8mil traces with the Pulsar paper, and just as
> good with the HP Presentation paper.
>
> The problem with the photosensitive steps is there are just too many
> chemicals and steps involved for it to be quick.
All that is required is some developer (I use NaOH), in addition to the
etchant. Hardly "too many chemicals"!
It takes me something like 20 minutes to make a board using photo-etch.
Leon
--
Leon Heller
G1HSM