{ "Header": { "GenerationSoftware": { "Vendor": "KiCad", "Application": "Pcbnew", "Version": "7.0.9-7.0.9~ubuntu22.04.1" }, "CreationDate": "2023-12-15T15:20:45-05:00" }, "GeneralSpecs": { "ProjectId": { "Name": "tinytapeout-demo", "GUID": "74696e79-7461-4706-956f-75742d64656d", "Revision": "0.9.4" }, "Size": { "X": 104.6, "Y": 81.1 }, "LayerNumber": 4, "BoardThickness": 1.5625, "Finish": "None", "ImpedanceControlled": true }, "DesignRules": [ { "Layers": "Outer", "PadToPad": 0.18, "PadToTrack": 0.18, "TrackToTrack": 0.2, "MinLineWidth": 0.16, "TrackToRegion": 0.25, "RegionToRegion": 0.25 }, { "Layers": "Inner", "PadToPad": 0.18, "PadToTrack": 0.18, "TrackToTrack": 0.2, "MinLineWidth": 0.23, "TrackToRegion": 0.25, "RegionToRegion": 0.25 } ], "FilesAttributes": [ { "Path": "tinytapeout-demo-F_Cu.gbr", "FileFunction": "Copper,L1,Top", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-In1_Cu.gbr", "FileFunction": "Copper,L2,Inr", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-In2_Cu.gbr", "FileFunction": "Copper,L3,Inr", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-B_Cu.gbr", "FileFunction": "Copper,L4,Bot", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-F_Paste.gbr", "FileFunction": "SolderPaste,Top", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-B_Paste.gbr", "FileFunction": "SolderPaste,Bot", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-F_Silkscreen.gbr", "FileFunction": "Legend,Top", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-B_Silkscreen.gbr", "FileFunction": "Legend,Bot", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-F_Mask.gbr", "FileFunction": "SolderMask,Top", "FilePolarity": "Negative" }, { "Path": "tinytapeout-demo-B_Mask.gbr", "FileFunction": "SolderMask,Bot", "FilePolarity": "Negative" }, { "Path": "tinytapeout-demo-Edge_Cuts.gbr", "FileFunction": "Profile", "FilePolarity": "Positive" }, { "Path": "tinytapeout-demo-User_2.gbr", "FileFunction": "Other,User", "FilePolarity": "Positive" } ], "MaterialStackup": [ { "Type": "Legend", "Color": "White", "Name": "Top Silk Screen" }, { "Type": "SolderPaste", "Name": "Top Solder Paste" }, { "Type": "SolderMask", "Color": "Green", "Thickness": 0.01, "Name": "Top Solder Mask" }, { "Type": "Copper", "Thickness": 0.035, "Name": "F.Cu" }, { "Type": "Dielectric", "Color": "R109G116B75", "Thickness": 0.0681, "Material": "R-1551(W)", "DielectricConstant": "4.3", "LossTangent": "0.02", "Name": "F.Cu/In1.Cu (1/2)", "Notes": "Type: dielectric layer 1 - 1/2 (from F.Cu to In1.Cu)" }, { "Type": "Dielectric", "Color": "R109G116B75", "Thickness": 0.0681, "Material": "R-1551(W)", "DielectricConstant": "4.3", "LossTangent": "0.02", "Name": "F.Cu/In1.Cu (2/2)", "Notes": "Type: dielectric layer 1 - 2/2 (from F.Cu to In1.Cu)" }, { "Type": "Copper", "Thickness": 0.035, "Name": "In1.Cu" }, { "Type": "Dielectric", "Color": "R109G116B75", "Thickness": 1.13, "Material": "R-1566(W)", "DielectricConstant": "4.6", "LossTangent": "0.02", "Name": "In1.Cu/In2.Cu", "Notes": "Type: dielectric layer 2 (from In1.Cu to In2.Cu)" }, { "Type": "Copper", "Thickness": 0.035, "Name": "In2.Cu" }, { "Type": "Dielectric", "Color": "R109G116B75", "Thickness": 0.0681, "Material": "R-1551(W)", "DielectricConstant": "4.3", "LossTangent": "0.02", "Name": "In2.Cu/B.Cu (1/2)", "Notes": "Type: dielectric layer 3 - 1/2 (from In2.Cu to B.Cu)" }, { "Type": "Dielectric", "Color": "R109G116B75", "Thickness": 0.0681, "Material": "R-1551(W)", "DielectricConstant": "4.3", "LossTangent": "0.02", "Name": "In2.Cu/B.Cu (2/2)", "Notes": "Type: dielectric layer 3 - 2/2 (from In2.Cu to B.Cu)" }, { "Type": "Copper", "Thickness": 0.035, "Name": "B.Cu" }, { "Type": "SolderMask", "Color": "Green", "Thickness": 0.01, "Name": "Bottom Solder Mask" }, { "Type": "SolderPaste", "Name": "Bottom Solder Paste" }, { "Type": "Legend", "Color": "White", "Name": "Bottom Silk Screen" } ] }