How to make your own photo pcbs.
My brother and I manufacture our own photo pcbs and it is not as difficult as it may seem at first. You will need a saw, a UV lightbox to expose, some chemicals to develop & etch and finally a drillingmachine.
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The UV lightbox is now lit. The box is made with 2 x 20Watt (TL 20W/05) Philips neon tubes, an ordinary glass plate and aluminium foil to reflect the UV light. Don't look into the light it can ruin you eyesight. We exposure our pcbs 7 minute.