I tried to upload a pic of my 3rd board into photos folder. It said it
would have to be approved. It never arrived. What's the problem?
Mike
--- In
Homebrew_PCBs@yahoogroups.com, "Mike Phillips"
<mikep_95133@...> wrote:
>
> Gents,
>
> I just put in my file folder the first board I've made since 1976 when
> I was 16. Then I used an etch pen and just hand drew out the board
> layout. The circuit worked.
>
> So last night I made a board for my electric truck. I used all of the
> tips that I could remember.
>
> Printed out Pedro's guide.
>
> Cleaned the copper with Tarn-x. Smells like acid. Did not use any
> Scotchbrite.
>
> Preheated the pcb with a heatgun.
>
> Used Model Aviation magazine for the carrier.
>
> Used a teflon coated clothes iron to press it down.
>
> Warmed the FeCl3 by placing the FeCl3 container in another container
> of warm water.
>
> As it turns out the transfer paper was pressed down too much as the
> traces swelled a bit any place there was a 90 degree corner. But the
> gaps were still good. This board will pass up to around 336vdc. So the
> spacing was important. I know not all of these are optimum methods,
> but it worked very well.
>
> It made my first board in 30 years come out great. So I will be making
> something like 5 more for other fellow electric vehicle owners.
>
> Thanks for all of the tips!!!
>
> Mike
>