Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, "adam" <email_adam@...> wrote:
>
> Hello all!
> 
> Been a while since I posted here, if I've ever posting here at all. I
> have mainly been just reading the group, didn't really have much to
> improve on anyone's ideas, until now.        
> 
> I want to mention the plans I bought for a PCB mill. I decided on the
> Rockcliff CNC machine because it was scalable, and I don't need a HUGE
> machine for making PCBs. I got them a while ago on ebay, but they've
> recently been updated and improved a ton! Since I have yet to actually
> build the machine, I emailed the guy I got the plans from and he gave
> me the new version for free!  
> 
> Looking the plans over, the machine has been improved, and assembly
> has been made easier to understand. There are even stepper motor
> driver schematics and PCB files. (while not the best stepper driver, I
> believe it'll do the job if you can't get a kit from xylotex or
> hobbycnc.com)  Like I said, its easily scalable, so I plan on making a
> desktop-sized one later.  I'm currently working on my own design and
> software for a small mill.
> 
> Anyway, just wanted to let you guys know about it, also, when i bought
> the plans, they were $40...  he dropped the price to $30, so if you
> can get the plans, I highly suggest doing so. definitely worth it.

Actually they dropped to $20.

http://www.stonehook.net/cnchome.htm

I was thinking about the whole MDF vs plywood thing. Mostly because I
was in the hardware store for something else and looked at plywood.
Yuck! No way to guarantee you won't end up with a wierd void at some
inconvenient spot in a sheet of plywood, except for the most expensive
stuff.

Steve Greenfield