Forum: PCB Design & Technology Sponge method for etching PCBs?

von Don S. (Company: doole) (excepter)

Rate this post
0 useful
not useful
When I make PCBs I place the PCB in an etchant bath and agitate the 

I saw a video on line for making PCBs and in the video they poured just 
a small amount of etchant over the PCB and rubbed the board with a 

Has anyone used this method? Does it work?

Seems there would be a lot less waste using this method.

von Dardan (Guest)

Rate this post
0 useful
not useful
Yes this works very well.
But be carefull, you can simply scratch the protecting mask which is 
over the copper.


Entering an e-mail address is optional. If you want to receive reply notifications by e-mail, please log in.

Rules — please read before posting

  • Post long source code as attachment, not in the text
  • Posting advertisements is forbidden.

Formatting options

  • [c]C code[/c]
  • [code]code in other languages, ASCII drawings[/code]
  • [math]formula (LaTeX syntax)[/math]

Bild automatisch verkleinern, falls nötig
Note: the original post is older than 6 months. Please don't ask any new questions in this thread, but start a new one.