(kicad_pcb
	(version 20241229)
	(generator "pcbnew")
	(generator_version "9.0")
	(general
		(thickness 1.6)
		(legacy_teardrops no)
	)
	(paper "A4")
	(layers
		(0 "F.Cu" signal)
		(2 "B.Cu" signal)
		(9 "F.Adhes" user "F.Adhesive")
		(11 "B.Adhes" user "B.Adhesive")
		(13 "F.Paste" user)
		(15 "B.Paste" user)
		(5 "F.SilkS" user "F.Silkscreen")
		(7 "B.SilkS" user "B.Silkscreen")
		(1 "F.Mask" user)
		(3 "B.Mask" user)
		(17 "Dwgs.User" user "User.Drawings")
		(19 "Cmts.User" user "User.Comments")
		(21 "Eco1.User" user "User.Eco1")
		(23 "Eco2.User" user "User.Eco2")
		(25 "Edge.Cuts" user)
		(27 "Margin" user)
		(31 "F.CrtYd" user "F.Courtyard")
		(29 "B.CrtYd" user "B.Courtyard")
		(35 "F.Fab" user)
		(33 "B.Fab" user)
		(39 "User.1" user)
		(41 "User.2" user)
		(43 "User.3" user)
		(45 "User.4" user)
	)
	(setup
		(pad_to_mask_clearance 0)
		(allow_soldermask_bridges_in_footprints no)
		(tenting front back)
		(pcbplotparams
			(layerselection 0x00000000_00000000_55555555_5755f5ff)
			(plot_on_all_layers_selection 0x00000000_00000000_00000000_00000000)
			(disableapertmacros no)
			(usegerberextensions no)
			(usegerberattributes yes)
			(usegerberadvancedattributes yes)
			(creategerberjobfile yes)
			(dashed_line_dash_ratio 12.000000)
			(dashed_line_gap_ratio 3.000000)
			(svgprecision 4)
			(plotframeref no)
			(mode 1)
			(useauxorigin no)
			(hpglpennumber 1)
			(hpglpenspeed 20)
			(hpglpendiameter 15.000000)
			(pdf_front_fp_property_popups yes)
			(pdf_back_fp_property_popups yes)
			(pdf_metadata yes)
			(pdf_single_document no)
			(dxfpolygonmode yes)
			(dxfimperialunits yes)
			(dxfusepcbnewfont yes)
			(psnegative no)
			(psa4output no)
			(plot_black_and_white yes)
			(sketchpadsonfab no)
			(plotpadnumbers no)
			(hidednponfab no)
			(sketchdnponfab yes)
			(crossoutdnponfab yes)
			(subtractmaskfromsilk no)
			(outputformat 1)
			(mirror no)
			(drillshape 1)
			(scaleselection 1)
			(outputdirectory "")
		)
	)
	(net 0 "")
	(net 1 "In1-")
	(net 2 "Out1")
	(net 3 "GND")
	(net 4 "In1+")
	(net 5 "Net-(U1A--)")
	(net 6 "Net-(U1B--)")
	(net 7 "Net-(U1A-+)")
	(net 8 "Net-(U1B-+)")
	(net 9 "V+")
	(footprint "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder"
		(placed yes)
		(layer "F.Cu")
		(at 108.2275 57.65)
		(descr "Resistor SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC-7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
		(tags "resistor handsolder")
		(property "Reference" "R3"
			(at 0.1 -1.45 0)
			(layer "F.SilkS")
		)
		(property "Value" "10k"
			(at 0 1.65 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Datasheet" "~"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Description" "Resistor"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property ki_fp_filters "R_*")
		(sheetname "/")
		(sheetfile "op-amp-proto.kicad_sch")
		(attr smd)
		(fp_text user "${REFERENCE}"
			(at 0 0 0)
			(layer "F.Fab")
		)
		(pad "1" smd roundrect
			(at -1 0)
			(size 1.2 1.4)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.208333)
			(net 1 "In1-")
			(pintype "passive")
		)
		(pad "2" smd roundrect
			(at 1 0)
			(size 1.2 1.4)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.208333)
			(net 5 "Net-(U1A--)")
			(pintype "passive")
		)
		(embedded_fonts no)
		(model "${KICAD9_3DMODEL_DIR}/Resistor_SMD.3dshapes/R_0805_2012Metric.step"
			(offset
				(xyz 0 0 0)
			)
			(scale
				(xyz 1 1 1)
			)
			(rotate
				(xyz 0 0 0)
			)
		)
	)
	(footprint "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder"
		(placed yes)
		(layer "F.Cu")
		(at 107.2775 52.65 -90)
		(descr "Resistor SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC-7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
		(tags "resistor handsolder")
		(property "Reference" "R1"
			(at -2.4 0 0)
			(layer "F.SilkS")
		)
		(property "Value" "10k"
			(at 0 1.65 90)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Datasheet" "~"
			(at 0 0 90)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Description" "Resistor"
			(at 0 0 90)
			(layer "F.Fab")
			(hide yes)
		)
		(property ki_fp_filters "R_*")
		(sheetname "/")
		(sheetfile "op-amp-proto.kicad_sch")
		(attr smd)
		(fp_text user "${REFERENCE}"
			(at 0 0 90)
			(layer "F.Fab")
		)
		(pad "1" smd roundrect
			(at -1 0 270)
			(size 1.2 1.4)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.208333)
			(net 4 "In1+")
			(pintype "passive")
		)
		(pad "2" smd roundrect
			(at 1 0 270)
			(size 1.2 1.4)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.208333)
			(net 7 "Net-(U1A-+)")
			(pintype "passive")
		)
		(embedded_fonts no)
		(model "${KICAD9_3DMODEL_DIR}/Resistor_SMD.3dshapes/R_0805_2012Metric.step"
			(offset
				(xyz 0 0 0)
			)
			(scale
				(xyz 1 1 1)
			)
			(rotate
				(xyz 0 0 0)
			)
		)
	)
	(footprint "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical"
		(layer "F.Cu")
		(at 104.14 50.8)
		(descr "Through hole straight pin header, 1x04, 2.54mm pitch, single row")
		(tags "Through hole pin header THT 1x04 2.54mm single row")
		(property "Reference" "J1"
			(at 2.2 9.11 0)
			(layer "F.SilkS")
		)
		(property "Value" "Conn_01x012_MountingPin"
			(at 0 10 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Datasheet" "~"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Description" "Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/)"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property ki_fp_filters "Connector*:*_1x??_*")
		(sheetname "/")
		(sheetfile "op-amp-proto.kicad_sch")
		(attr through_hole)
		(fp_text user "${REFERENCE}"
			(at 0 3.81 90)
			(layer "F.Fab")
		)
		(pad "1" thru_hole rect
			(at 0 0)
			(size 1.7 1.7)
			(drill 1)
			(layers "*.Cu" "*.Mask")
			(remove_unused_layers no)
			(net 9 "V+")
			(pinfunction "Pin_1")
			(pintype "passive")
		)
		(pad "2" thru_hole circle
			(at 0 2.54)
			(size 1.7 1.7)
			(drill 1)
			(layers "*.Cu" "*.Mask")
			(remove_unused_layers no)
			(net 4 "In1+")
			(pinfunction "Pin_2")
			(pintype "passive")
		)
		(pad "3" thru_hole circle
			(at 0 5.08)
			(size 1.7 1.7)
			(drill 1)
			(layers "*.Cu" "*.Mask")
			(remove_unused_layers no)
			(net 1 "In1-")
			(pinfunction "Pin_3")
			(pintype "passive")
		)
		(pad "4" thru_hole circle
			(at 0 7.62)
			(size 1.7 1.7)
			(drill 1)
			(layers "*.Cu" "*.Mask")
			(remove_unused_layers no)
			(net 3 "GND")
			(pinfunction "Pin_4")
			(pintype "passive")
		)
		(embedded_fonts no)
		(model "${KICAD9_3DMODEL_DIR}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_1x04_P2.54mm_Vertical.step"
			(offset
				(xyz 0 0 0)
			)
			(scale
				(xyz 1 1 1)
			)
			(rotate
				(xyz 0 0 0)
			)
		)
	)
	(footprint "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder"
		(layer "F.Cu")
		(at 119.4775 57.95 90)
		(descr "Capacitor SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC-7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf, https://docs.google.com/spreadsheets/d/1BsfQQcO9C6DZCsRaXUlFlo91Tg2WpOkGARC1WS5S8t0/edit?usp=sharing), generated with kicad-footprint-generator")
		(tags "capacitor handsolder")
		(property "Reference" "C1"
			(at 0.1 1.8 180)
			(layer "F.SilkS")
		)
		(property "Value" "100n"
			(at 0 1.68 90)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Datasheet" "~"
			(at 0 0 90)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Description" "Unpolarized capacitor"
			(at 0 0 90)
			(layer "F.Fab")
			(hide yes)
		)
		(property ki_fp_filters "C_*")
		(sheetname "/")
		(sheetfile "op-amp-proto.kicad_sch")
		(attr smd)
		(fp_text user "${REFERENCE}"
			(at 0 0 90)
			(layer "F.Fab")
		)
		(pad "1" smd roundrect
			(at -1.0375 0 90)
			(size 1.175 1.45)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.212766)
			(net 3 "GND")
			(pintype "passive")
		)
		(pad "2" smd roundrect
			(at 1.0375 0 90)
			(size 1.175 1.45)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.212766)
			(net 8 "Net-(U1B-+)")
			(pintype "passive")
		)
		(embedded_fonts no)
		(model "${KICAD9_3DMODEL_DIR}/Capacitor_SMD.3dshapes/C_0805_2012Metric.step"
			(offset
				(xyz 0 0 0)
			)
			(scale
				(xyz 1 1 1)
			)
			(rotate
				(xyz 0 0 0)
			)
		)
	)
	(footprint "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm"
		(layer "F.Cu")
		(at 112.7275 52.935)
		(descr "SOIC, 8 Pin (JEDEC MS-012AA, https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/soic_narrow-r/r_8.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py")
		(tags "SOIC SO")
		(property "Reference" "U1"
			(at 0 -3.4 0)
			(layer "F.SilkS")
			(hide yes)
		)
		(property "Value" "Opamp_Dual"
			(at 0 3.4 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Datasheet" "http://ww1.microchip.com/downloads/en/devicedoc/20001685e.pdf"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Description" "Dual Operational Amplifiers, Rail-to-Rail Input/Output, DIP-8/SOIC-8/TSSOP-8"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Sim.Library" "${KICAD9_SYMBOL_DIR}/Simulation_SPICE.sp"
			(at 0 0 0)
			(unlocked yes)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Sim.Name" "kicad_builtin_opamp_dual"
			(at 0 0 0)
			(unlocked yes)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Sim.Device" "SUBCKT"
			(at 0 0 0)
			(unlocked yes)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Sim.Pins" "1=out1 2=in1- 3=in1+ 4=vee 5=in2+ 6=in2- 7=out2 8=vcc"
			(at 0 0 0)
			(unlocked yes)
			(layer "F.Fab")
			(hide yes)
		)
		(property ki_fp_filters "SOIC*3.9x4.9mm*P1.27mm* DIP*W7.62mm* TO*99* OnSemi*Micro8* TSSOP*3x3mm*P0.65mm* TSSOP*4.4x3mm*P0.65mm* MSOP*3x3mm*P0.65mm* SSOP*3.9x4.9mm*P0.635mm* LFCSP*2x2mm*P0.5mm* *SIP* SOIC*5.3x6.2mm*P1.27mm*")
		(sheetname "/")
		(sheetfile "op-amp-proto.kicad_sch")
		(attr smd)
		(fp_text user "${REFERENCE}"
			(at 0 0 180)
			(layer "F.Fab")
		)
		(pad "1" smd roundrect
			(at -2.475 -1.905)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 2 "Out1")
			(pintype "output")
		)
		(pad "2" smd roundrect
			(at -2.475 -0.635)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 5 "Net-(U1A--)")
			(pinfunction "-")
			(pintype "input")
		)
		(pad "3" smd roundrect
			(at -2.475 0.635)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 7 "Net-(U1A-+)")
			(pinfunction "+")
			(pintype "input")
		)
		(pad "4" smd roundrect
			(at -2.475 1.905)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 3 "GND")
			(pinfunction "V-")
			(pintype "power_in")
		)
		(pad "5" smd roundrect
			(at 2.475 1.905)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 8 "Net-(U1B-+)")
			(pinfunction "+")
			(pintype "input")
		)
		(pad "6" smd roundrect
			(at 2.475 0.635)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 6 "Net-(U1B--)")
			(pinfunction "-")
			(pintype "input")
		)
		(pad "7" smd roundrect
			(at 2.475 -0.635)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 6 "Net-(U1B--)")
			(pintype "output")
		)
		(pad "8" smd roundrect
			(at 2.475 -1.905)
			(size 1.95 0.6)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.25)
			(net 9 "V+")
			(pinfunction "V+")
			(pintype "power_in")
		)
		(embedded_fonts no)
		(model "${KICAD9_3DMODEL_DIR}/Package_SO.3dshapes/SOIC-8_3.9x4.9mm_P1.27mm.step"
			(offset
				(xyz 0 0 0)
			)
			(scale
				(xyz 1 1 1)
			)
			(rotate
				(xyz 0 0 0)
			)
		)
	)
	(footprint "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical"
		(layer "F.Cu")
		(at 121.92 50.8)
		(descr "Through hole straight pin header, 1x02, 2.54mm pitch, single row")
		(tags "Through hole pin header THT 1x02 2.54mm single row")
		(property "Reference" "J2"
			(at 0.2 4.8 0)
			(layer "F.SilkS")
		)
		(property "Value" "Conn_01x012_MountingPin"
			(at 0 4.92 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Datasheet" "~"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Description" "Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property ki_fp_filters "Connector*:*_1x??_*")
		(sheetname "/")
		(sheetfile "op-amp-proto.kicad_sch")
		(attr through_hole)
		(fp_text user "${REFERENCE}"
			(at 0 1.27 90)
			(layer "F.Fab")
		)
		(pad "1" thru_hole rect
			(at 0 0)
			(size 1.7 1.7)
			(drill 1)
			(layers "*.Cu" "*.Mask")
			(remove_unused_layers no)
			(net 2 "Out1")
			(pinfunction "Pin_1")
			(pintype "passive")
		)
		(pad "2" thru_hole circle
			(at 0 2.54)
			(size 1.7 1.7)
			(drill 1)
			(layers "*.Cu" "*.Mask")
			(remove_unused_layers no)
			(net 3 "GND")
			(pinfunction "Pin_2")
			(pintype "passive")
		)
		(embedded_fonts no)
		(model "${KICAD9_3DMODEL_DIR}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_1x02_P2.54mm_Vertical.step"
			(offset
				(xyz 0 0 0)
			)
			(scale
				(xyz 1 1 1)
			)
			(rotate
				(xyz 0 0 0)
			)
		)
	)
	(footprint "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder"
		(placed yes)
		(layer "F.Cu")
		(at 110.5775 60.3)
		(descr "Resistor SMD 0805 (2012 Metric), square (rectangular) end terminal, IPC-7351 nominal with elongated pad for handsoldering. (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
		(tags "resistor handsolder")
		(property "Reference" "R6"
			(at 2.7 0.1 0)
			(layer "F.SilkS")
		)
		(property "Value" "10k"
			(at 0 1.65 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Datasheet" "~"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property "Description" "Resistor"
			(at 0 0 0)
			(layer "F.Fab")
			(hide yes)
		)
		(property ki_fp_filters "R_*")
		(sheetname "/")
		(sheetfile "op-amp-proto.kicad_sch")
		(attr smd)
		(fp_text user "${REFERENCE}"
			(at 0 0 0)
			(layer "F.Fab")
		)
		(pad "1" smd roundrect
			(at -1 0)
			(size 1.2 1.4)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.208333)
			(net 7 "Net-(U1A-+)")
			(pintype "passive")
		)
		(pad "2" smd roundrect
			(at 1 0)
			(size 1.2 1.4)
			(layers "F.Cu" "F.Mask" "F.Paste")
			(roundrect_rratio 0.208333)
			(net 6 "Net-(U1B--)")
			(pintype "passive")
		)
		(embedded_fonts no)
		(model "${KICAD9_3DMODEL_DIR}/Resistor_SMD.3dshapes/R_0805_2012Metric.step"
			(offset
				(xyz 0 0 0)
			)
			(scale
				(xyz 1 1 1)
			)
			(rotate
				(xyz 0 0 0)
			)
		)
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