Homebrew PCBs

From: "Lindle" <tn_medic24100@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Tuesday, January 03, 2006 7:04 AM
Subject: [Homebrew_PCBs] Question about direct etch doughnuts


>I am using PCB123 to draw my circuit boards with and have made 
> through rings slightly larger in the program.  Now I find these 
> "direct etch doughnuts" and want to know if I need these or will the
> slightly larger pad rings work from the program.  Sorry for being a 
> newb and not knowing better yet but I am learning tho.  Thanks Lindle

What are the diameters and hole sizes?

Leon