derekhawkins wrote:
>>Milling machines are crap for removing copper.
>
> Are we on the same page? I was suggesting that a CNC drilling setup
> had more practical value to the PCB homebrewer than a spray etching
> setup. Wasn't suggesting PCB milling over conventional etching. Both
> CNC drilling and spray etching projects were considered fanatical
> pursuits by the starter of this thread.
>
>>I routinely do 200-hole pcbs with a hand drill press.
>
> And since this only takes 5 or so minutes it's the last thing on your
> process improvement list. Etching on the other hand takes hours,
> requires a certain amount of skill and concentration so a spray etcher
> is high on your process improvement list. Whatever floats your boat.
You asked for opinions and you got it.
A decent spray etcher cuts the "hours, requires a certain amount of skill
and concentration" to a much quicker and less tedious activity.