last touchups + bom

audio_gain.kicad_sch

@@ -943,6 +943,15 @@
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+				(hide yes)
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@@ -1067,6 +1076,15 @@
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+		(property "Part" "PTV09A-4020F-A203"
+			(at 31.75 31.75 0)
+			(effects
+				(font
+					(size 1.27 1.27)
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+				(hide yes)
+			)
+		)
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@@ -1138,6 +1156,15 @@
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+		(property "Part" ""
+			(at 39.37 50.8 90)
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@@ -1206,6 +1233,15 @@
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+		(property "Part" ""
+			(at 57.15 50.8 90)
+			(effects
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+					(size 1.27 1.27)
+				)
+				(hide yes)
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+		)
 		(pin "1"
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