Homebrew PCBs

Hi
It says 30,000 holes/minute in the Hitachi web site.
Is it really possible.
I can not even imagine. That is 500 holes/second

Best regards,
Alper

--- In Homebrew_PCBs@yahoogroups.com, "anode505" <anode505@y...> 
wrote:
> 
> 
> Has anyone thought of a Yag laser for PCBs?
> I see people are actually 'milling' the unwanted copper off the 
> boards.
> 
> 
> Yags are great for copper (On CO2 lasers, copper is a BIG no-no) 
and 
> the beam can be delivered via fiber optics with a Yag.  Plus you 
> cna 'drill' the holes without a tool change.  Get fancy and you 
can 
> adjust to focus for bigger/smaller kerfs (though not recomemned)
> 
> Nice chemical free way of doing it (at least chem free before PTHs)