• Reference & Education, Legal
• G09 document file
• June 23, 2026

A G09 file can refer to more than one type of file, so its meaning depends on where the file came from and what is inside it. In many cases, a file with the `.G09` extension is associated with MicroSim PCBoard Photoplot Artwork, an older PCB or printed circuit board design format. In this context, the file is usually not …