https://w.electrodragon.com/w/index.php?action=history&feed=atom&title=Etch_PCB 2026-06-10T04:47:33Z Revision history for this page on the wiki MediaWiki 1.37.2 https://w.electrodragon.com/w/index.php?title=Etch_PCB&diff=3478&oldid=prev 2013-02-25T09:50:27Z

<p><span dir="auto"><span class="autocomment">Step by step</span></span></p> <p><b>New page</b></p><div>== Quick BOM for Light sensing Etching ==<br /> * [http://www.electrodragon.com/?product=copper-clad-boards-for-diy-pcb-fr4-150mm-x-200mm-single-sided Coppper Board] + [http://www.electrodragon.com/?product=photoresist-film-sheets-photo-etched-pe-pcb Photoresist Film Sheets for Photo Etched PE PCB] (You may need [http://www.electrodragon.com/?product=pcb-cutterknife PCB copper board cutter])<br /> OR [http://www.electrodragon.com/?product=kinsten-positive-pre-sensitised-single-side-1015cm Kisten pre-sensitive board]<br /> * [http://www.electrodragon.com/?product=pcb-developing-solution Developing Solution]<br /> OR [http://www.electrodragon.com/?product=kinsten-speical-developer Kisten Developer] if you use Kinsten pre-sensitive board)<br /> * Printing Film <br /> * UV light (or normal light)<br /> * [http://www.electrodragon.com/?product=pcb-copper-clad-board-etch-solution-instead-of-hydrogen-peroxide-h2o2 Etch solution]<br /> * Film Remover<br /> * Drill tool and [http://www.electrodragon.com/?product=pcb-drilling-bit-kits0-9-1-2-mm Drill bits]<br /> <br /> == Quick Bom for Heat transfer Etching ==<br /> [http://www.electrodragon.com/?product=heat-toner-transfer-paper-for-diy-pcb-a4-size-10-sheets Heat Transfer printing paper] (can be replaced by Magazine paper)<br /> <br /> <br /> == Step by step ==<br /> === Compose film and copper board ===<br /> * The film is folding in between of two cover film, remove one side first&lt;br /&gt; Get the film from [http://www.electrodragon.com/?product=photoresist-film-sheets-photo-etched-pe-pcb here].<br /> [[File:Remove film.jpg]]<br /> * Place the film on [http://www.electrodragon.com/?product=copper-clad-boards-for-diy-pcb-fr4-150mm-x-200mm-single-sided copper board], clean the copper board with sand paper beforehand, so it's easy to stick on it, make sure the film is flat, and without bubble.&lt;br /&gt;<br /> [[File:Copper board.jpg]]<br /> * Also possible to use an heat transfer machine to place the film like this<br /> [[File:Heat_transfer.jpg]]<br /> [[File:Place the film.jpg]]<br /> * Or heat the film up with iron, not too hot, so the film is fixed on top of copper plate.&lt;br /&gt;<br /> === Printing ===<br /> * Print Circuit board with photo film.&lt;br /&gt;<br /> [[File:Printing.jpg]]<br /> === Exposure and developing ===<br /> * Exposure the circuit onto copper board which are already covered by film. Depends what kind of light you use, time is varying from 1 mins to 30 mins.For this UV light, you only need 1-2 mins.<br /> [[File:Exposure.jpg]]<br /> * Developing, remove the another layer of film, leave it in developing liquid which is pre-mixed with water by 1:00.<br /> [[File:Developing1.jpg]]<br /> === Etch ===<br /> * Etch. Etch solution [http://www.electrodragon.com/?product=pcb-copper-clad-board-etch-solution-instead-of-hydrogen-peroxide-h2o2 here].<br /> [[File:Developing 2.jpg]]<br /> === Extra Film Remove ===<br /> * Removing the rest film by film remover liquid pre-mixed.<br /> [[File:Removing.jpg]]<br /> And now it done.&lt;br /&gt;<br /> === Drilling holes ===<br /> <br /> [[File:Done.jpg]]</div>

Chao