diff --git a/common_libraries b/common_libraries
index dba8da4..d2691f9 160000
--- a/common_libraries
+++ b/common_libraries
@@ -1 +1 @@
-Subproject commit dba8da46d4b91865847d9deb0a21eec2d90646ff
+Subproject commit d2691f9c941f2d2090d40d6f32f646b57ec2f5b1
diff --git a/photodetector.kicad_pcb b/photodetector.kicad_pcb
index dd9530e..0c250e6 100644
--- a/photodetector.kicad_pcb
+++ b/photodetector.kicad_pcb
@@ -155,6 +155,13 @@
 	(property "PROJECT_NAME" "PROJECT_NAME")
 	(net 0 "")
 	(net 1 "GND")
+	(net 2 "VDC_N5V0")
+	(net 3 "/OUT")
+	(net 4 "/IN")
+	(net 5 "unconnected-(U1-NC-Pad5)")
+	(net 6 "VDC_5V0")
+	(net 7 "unconnected-(U1-NC-Pad1)")
+	(net 8 "unconnected-(U1-NC-Pad8)")
 	(footprint "common:MH120X230_#4"
 		(layer "F.Cu")
 		(uuid "0ed882a0-e4ce-4f18-bef6-9c3cccbc2678")
@@ -184,7 +191,7 @@
 				)
 			)
 		)
-		(property "Footprint" ""
+		(property "Footprint" "common:MH120X230_#4"
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -208,7 +215,7 @@
 				)
 			)
 		)
-		(property "Description" "Hole"
+		(property "Description" ""
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -220,10 +227,12 @@
 				)
 			)
 		)
+		(property ki_fp_filters "Pin* Test*")
 		(path "/79801d06-18e7-498c-8d4e-cc6cc5060c9d")
-		(sheetfile "jlcpcb_template.kicad_sch")
+		(sheetname "Root")
+		(sheetfile "photodetector.kicad_sch")
 		(zone_connect 2)
-		(attr exclude_from_pos_files)
+		(attr exclude_from_pos_files exclude_from_bom)
 		(fp_circle
 			(center 0 0)
 			(end 3.175 0)
@@ -278,7 +287,7 @@
 				)
 			)
 		)
-		(property "Footprint" ""
+		(property "Footprint" "common:LOGO_BH"
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -327,7 +336,8 @@
 			)
 		)
 		(path "/34f9aa7c-9331-4a4e-ada5-723181f4dcaa")
-		(sheetfile "jlcpcb_template.kicad_sch")
+		(sheetname "Root")
+		(sheetfile "photodetector.kicad_sch")
 		(attr smd exclude_from_pos_files exclude_from_bom allow_missing_courtyard)
 		(fp_poly
 			(pts
@@ -414,7 +424,7 @@
 				)
 			)
 		)
-		(property "Footprint" ""
+		(property "Footprint" "common:MH120X230_#4"
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -438,7 +448,7 @@
 				)
 			)
 		)
-		(property "Description" "Hole"
+		(property "Description" ""
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -450,10 +460,12 @@
 				)
 			)
 		)
+		(property ki_fp_filters "Pin* Test*")
 		(path "/f50864ff-d371-4215-9314-242c46489f70")
-		(sheetfile "jlcpcb_template.kicad_sch")
+		(sheetname "Root")
+		(sheetfile "photodetector.kicad_sch")
 		(zone_connect 2)
-		(attr exclude_from_pos_files)
+		(attr exclude_from_pos_files exclude_from_bom)
 		(fp_circle
 			(center 0 0)
 			(end 3.175 0)
@@ -478,6 +490,804 @@
 			(uuid "960cecf2-1d43-424a-a28c-370176f7ad84")
 		)
 	)
+	(footprint "common:MSOP8"
+		(layer "F.Cu")
+		(uuid "b85f3896-654e-4b60-97ef-84086b1285be")
+		(at 106.4 95.525)
+		(property "Reference" "U1"
+			(at 0 -2.54 0)
+			(layer "F.SilkS")
+			(uuid "ec5ad70c-c8cb-4777-a8ff-bd369137b7a3")
+			(effects
+				(font
+					(size 0.635 0.635)
+					(thickness 0.127)
+					(bold yes)
+				)
+			)
+		)
+		(property "Value" "AD8651ARMZ"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(uuid "e3af83bb-c143-44a9-8b0e-2d87e4f71244")
+			(effects
+				(font
+					(size 0.635 0.635)
+					(thickness 0.127)
+					(bold yes)
+				)
+			)
+		)
+		(property "Footprint" "common:MSOP8"
+			(at 0 0 -90)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "a122a84f-0751-457d-bc17-59bd79a10057")
+			(effects
+				(font
+					(size 1.27 1.27)
+					(thickness 0.15)
+				)
+			)
+		)
+		(property "Datasheet" "https://www.analog.com/media/en/technical-documentation/data-sheets/AD8651_8652.pdf"
+			(at 0 0 -90)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "6c4be7e9-d62a-4452-ab62-d8db32c89cfa")
+			(effects
+				(font
+					(size 1.27 1.27)
+					(thickness 0.15)
+				)
+			)
+		)
+		(property "Description" "50 MHz, Precision, Low Distortion, Low Noise CMOS Amplifiers"
+			(at 0 0 -90)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "f4e293a8-e6ef-4608-83ad-8abe9f62785c")
+			(effects
+				(font
+					(size 1.27 1.27)
+					(thickness 0.15)
+				)
+			)
+		)
+		(property "Manufacturer" "Analog Devices"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "7baea505-de5a-47e1-a754-9e0d03855d24")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "MPN" "AD8651ARMZ"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "d232a5aa-0091-45d4-8660-958282fdb28b")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(path "/b24666d8-e396-43f4-8f2a-e879f202defa")
+		(sheetname "Root")
+		(sheetfile "photodetector.kicad_sch")
+		(attr smd)
+		(fp_line
+			(start -1.905 -1.905)
+			(end 1.905 -1.905)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "10d799c5-3e96-41a6-84f5-1312aca49a97")
+		)
+		(fp_line
+			(start -1.905 -1.524)
+			(end -1.905 -1.905)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "ac250155-e96b-4d45-add5-2fcd5d8a3f1b")
+		)
+		(fp_line
+			(start -1.905 -1.524)
+			(end -1.27 -1.524)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "89ec56c1-8298-4e10-ba5c-184b5f1bc2a0")
+		)
+		(fp_line
+			(start -1.905 1.524)
+			(end -1.905 1.905)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "4adf9f86-e751-4cb8-91df-a6682332332b")
+		)
+		(fp_line
+			(start -1.27 -1.524)
+			(end -1.27 -0.889)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "e6c2c352-9950-4c81-af86-920a52cf595a")
+		)
+		(fp_line
+			(start -0.254 -1.905)
+			(end -1.27 -0.889)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "b94d0f0b-a5ad-4fa1-91e6-56974dd2b2a4")
+		)
+		(fp_line
+			(start 1.905 -1.524)
+			(end 1.905 -1.905)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "fb6870c2-f0fc-4491-a2f0-579f6d6e1df3")
+		)
+		(fp_line
+			(start 1.905 1.524)
+			(end 1.905 1.905)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "11d16b2c-79f1-433e-880f-513d89f7c5f7")
+		)
+		(fp_line
+			(start 1.905 1.905)
+			(end -1.905 1.905)
+			(stroke
+				(width 0.1778)
+				(type default)
+			)
+			(layer "F.SilkS")
+			(uuid "f2c08664-8778-4e31-8110-f6c8aabcd3e1")
+		)
+		(fp_poly
+			(pts
+				(xy -0.254 -1.905) (xy -1.905 -1.905) (xy -1.905 -1.524) (xy -1.27 -1.524) (xy -1.27 -0.889)
+			)
+			(stroke
+				(width 0)
+				(type solid)
+			)
+			(fill solid)
+			(layer "F.SilkS")
+			(uuid "1325d52a-1ced-491d-82cf-44598ea0b0bc")
+		)
+		(fp_rect
+			(start -1.6 -1.6)
+			(end 1.6 1.6)
+			(stroke
+				(width 0.127)
+				(type default)
+			)
+			(fill none)
+			(layer "F.Fab")
+			(uuid "769850a2-1ac6-466a-80f5-9bcc03fdf59c")
+		)
+		(pad "1" smd roundrect
+			(at -2.1 -0.975 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 7 "unconnected-(U1-NC-Pad1)")
+			(pinfunction "NC")
+			(pintype "no_connect")
+			(thermal_bridge_angle 45)
+			(uuid "e339e3b4-38cb-42b7-bc7b-c81beabae694")
+		)
+		(pad "2" smd roundrect
+			(at -2.1 -0.325 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 4 "/IN")
+			(pinfunction "-IN")
+			(pintype "input")
+			(thermal_bridge_angle 45)
+			(uuid "3de7454f-58ce-446c-a8f8-c522b2a2b34f")
+		)
+		(pad "3" smd roundrect
+			(at -2.1 0.325 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 1 "GND")
+			(pinfunction "+IN")
+			(pintype "input")
+			(thermal_bridge_angle 45)
+			(uuid "fe1a81c9-3686-4043-b52b-c32b0a531817")
+		)
+		(pad "4" smd roundrect
+			(at -2.1 0.975 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 2 "VDC_N5V0")
+			(pinfunction "V-")
+			(pintype "power_in")
+			(thermal_bridge_angle 45)
+			(uuid "a389ed12-6818-4d5b-9679-b40dd94faaaf")
+		)
+		(pad "5" smd roundrect
+			(at 2.1 0.975 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 5 "unconnected-(U1-NC-Pad5)")
+			(pinfunction "NC")
+			(pintype "no_connect")
+			(thermal_bridge_angle 45)
+			(uuid "01e37c33-6e33-4cb5-a650-c35f2370068a")
+		)
+		(pad "6" smd roundrect
+			(at 2.1 0.325 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 3 "/OUT")
+			(pinfunction "OUT")
+			(pintype "output")
+			(thermal_bridge_angle 45)
+			(uuid "01b12d38-cb54-4e8e-a5da-42649f6cae08")
+		)
+		(pad "7" smd roundrect
+			(at 2.1 -0.325 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 6 "VDC_5V0")
+			(pinfunction "V+")
+			(pintype "power_in")
+			(thermal_bridge_angle 45)
+			(uuid "7f52fece-7f21-4990-9d1a-b5d2cf0b478c")
+		)
+		(pad "8" smd roundrect
+			(at 2.1 -0.975 270)
+			(size 0.45 1)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 8 "unconnected-(U1-NC-Pad8)")
+			(pinfunction "NC")
+			(pintype "no_connect")
+			(thermal_bridge_angle 45)
+			(uuid "f3e27a2b-30bb-4a2b-8c8f-6d97666317b1")
+		)
+	)
+	(footprint "common:C0402"
+		(layer "F.Cu")
+		(uuid "bf928ebb-0e49-4f71-a637-648e311491ce")
+		(at 101.075 93.3062)
+		(descr "Capacitor, 0402")
+		(property "Reference" "C1"
+			(at 0 -1.016 0)
+			(layer "F.SilkS")
+			(uuid "348a725b-453d-42ac-8066-107bae387dba")
+			(effects
+				(font
+					(size 0.635 0.635)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "Value" "3pF"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "2f618f8d-c5b8-4a53-9ee5-414c88c6ed23")
+			(effects
+				(font
+					(size 0.635 0.635)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "Footprint" "common:C0402"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "55969912-3926-4951-bdda-55adc28ba8de")
+			(effects
+				(font
+					(size 1.27 1.27)
+					(thickness 0.15)
+				)
+			)
+		)
+		(property "Datasheet" ""
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "e50ab92d-5ca0-4e82-8f7d-8c3d19318ca1")
+			(effects
+				(font
+					(size 1.27 1.27)
+					(thickness 0.15)
+				)
+			)
+		)
+		(property "Description" "Capacitor"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "95428896-a28f-44b3-b56e-b49d8f04df8d")
+			(effects
+				(font
+					(size 1.27 1.27)
+					(thickness 0.15)
+				)
+			)
+		)
+		(property "mfr" ""
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "244d0be1-21f2-40f6-9f6f-1d8697bba51b")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "mpn" ""
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "101160e1-8915-402b-9fb7-2e39b622271c")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "Supplier" ""
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "79d60d67-2df9-4c5f-9b75-4e519fa8d68a")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "SupplierPartNumber" ""
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "67c8f46a-3b07-4f24-9e8b-284675f3392f")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "Populate" ""
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "43db60ce-ad3c-4bff-915e-c99129df3ed7")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "FieldName" "Value"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "c3c5d003-1207-4c1e-9267-2682bd2a2f41")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "Sim.Device" "C"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "5ca046a1-da7c-4120-9206-4dc50e7f1840")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property "Sim.Pins" "1=+ 2=-"
+			(at 0 0 0)
+			(layer "F.Fab")
+			(hide yes)
+			(uuid "70ac1d0f-2225-4887-a4d2-91c8bf9b3a06")
+			(effects
+				(font
+					(size 1.016 1.016)
+					(thickness 0.127)
+				)
+			)
+		)
+		(property ki_fp_filters "*:C_*")
+		(path "/58fdb092-5704-4e7b-8476-076de211fce1")
+		(sheetname "Root")
+		(sheetfile "photodetector.kicad_sch")
+		(attr smd)
+		(fp_line
+			(start -0.889 -0.508)
+			(end 0.889 -0.508)
+			(stroke
+				(width 0.1778)
+				(type solid)
+			)
+			(layer "F.SilkS")
+			(uuid "5d9b44ab-e259-4260-bb79-2dbd1c77eac6")
+		)
+		(fp_line
+			(start -0.889 0.508)
+			(end -0.889 -0.508)
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+				(width 0.1778)
+				(type solid)
+			)
+			(layer "F.SilkS")
+			(uuid "85e8e0c9-a7ba-47cf-8c8c-6741fe64235e")
+		)
+		(fp_line
+			(start 0.889 -0.508)
+			(end 0.889 0.508)
+			(stroke
+				(width 0.1778)
+				(type solid)
+			)
+			(layer "F.SilkS")
+			(uuid "e2b84bc7-6db8-4133-9664-f8c65a7cedc2")
+		)
+		(fp_line
+			(start 0.889 0.508)
+			(end -0.889 0.508)
+			(stroke
+				(width 0.1778)
+				(type solid)
+			)
+			(layer "F.SilkS")
+			(uuid "519bd583-3cc5-4c61-85af-2f0dbeb303c1")
+		)
+		(fp_line
+			(start -0.51 -0.26)
+			(end -0.51 0.26)
+			(stroke
+				(width 0.127)
+				(type solid)
+			)
+			(layer "F.Fab")
+			(uuid "7d97b3fd-c519-495c-9f37-d21d95c65206")
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+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 2 "VDC_N5V0")
+			(pinfunction "A")
+			(pintype "passive")
+			(thermal_bridge_angle 45)
+			(uuid "95a13257-313a-4f3f-862f-58afbb3d2932")
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+		(pad "K" smd roundrect
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+			(size 0.75 4.55)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.25)
+			(net 4 "/IN")
+			(pinfunction "K")
+			(pintype "passive")
+			(thermal_bridge_angle 45)
+			(uuid "bfd5a7c5-7006-403f-a66d-26e845011a92")
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 	(footprint "common:MH120X230_#4"
 		(layer "F.Cu")
 		(uuid "c0724124-56f1-4f5b-a04e-718e5095e569")
@@ -507,7 +1317,7 @@
 				)
 			)
 		)
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+		(property "Footprint" "common:MH120X230_#4"
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -531,7 +1341,7 @@
 				)
 			)
 		)
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+		(property "Description" ""
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -543,10 +1353,12 @@
 				)
 			)
 		)
+		(property ki_fp_filters "Pin* Test*")
 		(path "/409ab3ca-8890-41e5-8523-0edcaaeb13ca")
-		(sheetfile "jlcpcb_template.kicad_sch")
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+		(sheetfile "photodetector.kicad_sch")
 		(zone_connect 2)
-		(attr exclude_from_pos_files)
+		(attr exclude_from_pos_files exclude_from_bom)
 		(fp_circle
 			(center 0 0)
 			(end 3.175 0)
@@ -571,6 +1383,293 @@
 			(uuid "99e3e858-673d-4f44-ab6d-88b16c373d3f")
 		)
 	)
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+					(bold yes)
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+			(size 0.6 0.55)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.1)
+			(net 4 "/IN")
+			(pintype "passive")
+			(uuid "5d755eef-8911-48e9-95d8-b3e77efa211a")
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+		(pad "2" smd roundrect
+			(at 0.425 0)
+			(size 0.6 0.55)
+			(layers "F.Cu" "F.Paste" "F.Mask")
+			(roundrect_rratio 0.1)
+			(net 3 "/OUT")
+			(pintype "passive")
+			(uuid "69574305-179a-4e08-bc28-98848d9acdde")
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+		(model "step/R0402.step"
+			(offset
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+			)
+			(scale
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+			(rotate
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 	(footprint "common:MH120X230_#4"
 		(layer "F.Cu")
 		(uuid "e6a1835e-7425-4888-a7a8-6177237b4709")
@@ -600,7 +1699,7 @@
 				)
 			)
 		)
-		(property "Footprint" ""
+		(property "Footprint" "common:MH120X230_#4"
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -624,7 +1723,7 @@
 				)
 			)
 		)
-		(property "Description" "Hole"
+		(property "Description" ""
 			(at 0 0 0)
 			(layer "F.Fab")
 			(hide yes)
@@ -636,10 +1735,12 @@
 				)
 			)
 		)
+		(property ki_fp_filters "Pin* Test*")
 		(path "/94346919-81db-46a4-8218-cd482107d9cb")
-		(sheetfile "jlcpcb_template.kicad_sch")
+		(sheetname "Root")
+		(sheetfile "photodetector.kicad_sch")
 		(zone_connect 2)
-		(attr exclude_from_pos_files)
+		(attr exclude_from_pos_files exclude_from_bom)
 		(fp_circle
 			(center 0 0)
 			(end 3.175 0)
@@ -795,7 +1896,7 @@
 			(xy 76.2 76.2) (xy 127 76.2)
 		)
 		(height -5.08)
-		(gr_text "50.8000 mm"
+		(gr_text "2000.0000 mils"
 			(at 101.6 69.977 0)
 			(layer "F.Fab")
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@@ -828,7 +1929,7 @@
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diff --git a/photodetector.kicad_sch b/photodetector.kicad_sch
index 8b51053..deea32f 100644
--- a/photodetector.kicad_sch
+++ b/photodetector.kicad_sch
@@ -10,6 +10,427 @@
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