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| Line 11: |
Line 11: |
| '''!!! Please use a small test sample to develop and etch so to avoid wasting time and money !!! ''' | | '''!!! Please use a small test sample to develop and etch so to avoid wasting time and money !!! ''' |
|
| |
|
| <graphviz border='frame' format='svg' >
| | [[File:Etchingprocess.svg]] |
| digraph rfboard{
| |
| rankdir=TD;
| |
| size="14,9!";
| |
| | |
| cleaning [label="Copper board cleaning",shape=box,style=dashed];
| |
| photoresist [label="Photo resist coat",shape=box,style=dashed];
| |
| resist_cure [label="Photo resist curing",shape=box,style=dashed];
| |
| | |
| breadboard [label="Breadboard",shape=box];
| |
| board_layout [label="Board schematic",shape=box];
| |
| uv_exposure [label="UV exposure",shape=box];
| |
| develop [label="Develop (Tank A)",shape=box];
| |
| etch [label="Etch (Tank B)",shape=box];
| |
| strip [label="Clean (IPA) ",shape=box];
| |
| drill [label="Drill",shape=box];
| |
| solder [label="Assemble and solder",shape=box];
| |
| | |
| breadboard-> board_layout [label="Fritzing"];
| |
| board_layout-> uv_exposure;
| |
| cleaning->photoresist;
| |
| resist_cure -> uv_exposure;
| |
| photoresist->resist_cure;
| |
| uv_exposure->develop;
| |
| develop->etch [label="Spray wash"];
| |
| etch->strip [label="Spray wash"];
| |
| strip->drill [label="Spray wash, dry"];
| |
| drill->solder;
| |
| }
| |
| </graphviz>
| |
|
| |
|
| === Photo Sensitive Board === | | === Photo Sensitive Board === |
