Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, "Earl T. Hackett, Jr."
<hacketet@c...> wrote:
> It is very difficult to get copper clean enough with chemical cleaners. 
> Mechanical scrubbing under water is the easiest method for small
production 
> runs.  Use a wet/dry sandpaper, a Scotchbrite pad, or pumice as an
abrasive.
> 
> ----- Original Message ----- 
> From: "Stefan Trethan" <stefan_trethan@g...>
> To: <Homebrew_PCBs@yahoogroups.com>
> Sent: Tuesday, May 10, 2005 6:13 PM
> Subject: Re: [Homebrew_PCBs] Ultrasonic Cleaner For PCB's?
> 
> 
> > On Tue, 10 May 2005 21:56:27 -0000, oatmealnick <NickC84@C...>
> > wrote:
> >
> >> Hey guys, I was wondering if it would be possible to use an
Ultrasonic
> >> Cleaner to clean Copper Clad boards instead of scrubbing them before
> >> transfer?
> 
> > i don't think it is thorough enough. I haven't tried it tho
because i have
> > no ultrasonic (they are very expensive).
> > I use 1000grit paper, which also roughens the surface for a good hold.


I've used both those methods, Which work fine for now I was just
trying to cut down some of the muscle work involved =P. That and a
local store has Ultrasonic Cleaners on sale for $29.99. I might pick
one up to clean my small tools and parts. If I do get one I'll try it
on a Copper Clad board and tell you guys the results.