Homebrew PCBs

I've seen many poor prints from inkjets too. The trick is to use 
the corrct ink/printer and transparency combination. The 
differences between the worst and the best is incredible.


rolanyang wrote:
> It's not that I've had amazing success with laser, but I 
> haven't ever been able to make a quality transparency
> with the inkjet (Epson 800). It may have been the print
> mode or the plastic material, but the final art has
> always been somewhat ... transparent :(
> 
> --- In Homebrew_PCBs@yahoogroups.com, adam Seychell 
> <adam_seychell@y...> wrote:
>  Professionals use inkjets when 
> 
>>it comes to making photomask for silk screening, ect.
>>If you have had good success with laser printed photomasks, 
>>then please tell us more.
>>
>>With the epson inkjet/epson transparencies I can expose 
>>boards at least five times the normal period and still have 
>>perfect masking of the image. The only problem with such 
>>long exposures is excessive light undercut.
>>
>>
>>rolanyang wrote:
>>
>>>Laser printers can be bought for roughly $100 these days.
>>>It's hard to beat the consistent output and quality 
>>>of toner on transparencies. Also, if you're adventurous
>>>enough, they are good for direct iron-on transfer to PCB's.
>>>
>>>At that price, it's almost not worth hours of fiddling
>>>with inkjets - unless someone figures out how to
>>>do the direct inkjet resist to pcb method.
>>
> 
> 
> 
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