Gerber RS274x

The launch of the extended Gerber format (RS274x) was a big step forward for the whole industry. All the aperture wheel information is part of the layer file and new aperture forms and sizes are possible.Positive and negative elements can be handled within one file. Example for an Extended Gerber-File

%ADDD11,C0.004%*
%ADDD12,C0.008%*
%ADDD13,S0.004%*
%ADDD14,S0.008%*
G54D10*
X0000Y0000D02*
X0000Y1000D02*
X1000Y1000D02*
X0000Y1000D02*
X0000Y0000D02*

Data type Description
Design layers one file per layer
Contour different files for the single PCB and the delivery panel if there is one format it should be gerber
Drill data different files for PTH/NPTH/sequential PTH
drill diameter defined in the file header
format should be Excellon or Sieb&Meyer
Compression all data specified above should be compressed in a ZIP File. It’ s helpful if the Zip file name corresponds to the project name