Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, "javaguy11111"
<javaguy11111@...> wrote:
>
> This was not explicitly explained on the website, but this is how I
> interpreted it. 
> It looks like a small copper cup with a small heater using an smd
> resistor. Paraffin wax is melted inside the cup. A small hollow needle
> is attached to the cup. The needle is tapped against the board which
> draws out some melted paraffin which solidifies. This process is
> repeated about 200 times per second while moving the needle. 
  
 
 You are right.  
Only small corrections:
A SMD power transistor is the heater.
The tapping is about 200 times per minute.

Regards, Zoran