[ELECTRON] Need PCB Manufacture Help

[Roy Mohan Shearer]

A friend of mine in Dundee wrote this instructable for applying a
layer of spray paint as a resist and using a laser cutter to remove
the areas then to be chemically etched.
http://www.instructables.com/id/Printed-Circuit-Boards-PCB-using-the-Laser-Cutte/
Worked very well for us, but you need to have access  to a laser cutter.
Roy




On 20 May 2010 23:07, Andrew Back <andy at smokebelch.org> wrote:
> Hi Jim,
>
> On (21:29 20/05/10), James Beeley wrote:
>> Hi all,
>> Does anyone have facilities to make PCBs - specifically a UV light box?
>
> I've heard of people making these for a reasonable cost using UV LEDs.
>
>> I've designed a PCB for a CTCSS board for my Alinco 2m radio. This uses
>> a PIC16F87 microprocessor and a switched-capacitor filter to give all 38
>> tones. In the past I've drawn PCB tracks on copperclad board by hand
>> using a permanent OHP pen, then etched the board with ferric chloride.
>> This isn't suitable in this case due to the board's component density.
>
> There is also a toner-transfer method where you can print your layout using
> a laser printer and then iron this onto the board. I haven't tried this but
> have heard of folks using it with varying success.
>
> I'd be interested to hear how you get on, as I'll soon have a need to be
> making PCBs using SMD devices, can't really afford to send off for these
> doing, and the last time I made PCBs I had access to a well kitted out
> workshop with all the usual lamps and tanks etc. I won't this time!
>
> Cheers,
>
> Andrew
>
>
> --
> Andrew Back
> a at smokebelch.org
>
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