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08sarginson_re
Mind Map by , created more than 1 year ago

Electronics Mind Map on PCB manufacture, created by 08sarginson_re on 29/04/2013.

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08sarginson_re
Created by 08sarginson_re over 11 years ago
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PCB manufacturePhoto-etchmethod1. draw thecircuit on toa mask2. The mask is thenplaced on theboard, which has athin coating ofcopper, and thecircuit diagramtransferred onto theboard using anetch-resist.3. The circuit isthen etchedonto the boardusing ferricchloride in anetching tank.alternatively,aphotosensitiveboardiscoveredbythemaskandthenexposedtolight.4. Next, a smallPCB drill is usedto drill out thecentre of thepads5. thecomponents arepushed throughthe board andsoldered inplace.Double click this nodeto edit the textClick and drag this buttonto create a new node