------------------------------------------------------------------------------------------Gerber File Extension Report For: nRF2779.GBR 12.03.2010 14:24:16------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Layer Extension Layer Description------------------------------------------------------------------------------------------.GTL Top Layer.GBL Bottom Layer.GTO Top Overlay.GBO Bottom Overlay.GTS Top Solder.GBS Bottom Solder.GM1 Mechanical 1.GM2 Mechanical 2------------------------------------------------------------------------------------------