NOTES:
- FR4 0.020" thickness
- LPI soldermask, green
- White overlay
- .GM1 has board outline
- .TXT is NC drill file

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Gerber File Extension Report For: DigitalO2Sensor.GBR   
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Layer Extension     Layer Description                      
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.GTL                Top Layer                               
.GBL                Bottom Layer                            
.GTO                Top Overlay                             
.GTP                Top Paste                               
.GTS                Top Solder                              
.GBS                Bottom Solder                           
.GBP                Bottom Paste                            
.GBO                Bottom Overlay                          
.GM1                Mechanical 1                            
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