(kicad_sch (version 20211123) (generator eeschema)
  (paper "A4")
  (lib_symbols
    (symbol "Connector:AudioJack2" (in_bom yes) (on_board yes)
      (property "Reference" "J" (id 0) (at 0 8.89 0))
      (property "Value" "AudioJack2" (id 1) (at 0 6.35 0))
      (property "Footprint" "" (id 2) (at 0 0 0))
      (property "Datasheet" "~" (id 3) (at 0 0 0))
      (property "ki_keywords" "audio jack receptacle mono phone headphone TS connector" (id 4) (at 0 0 0))
      (property "ki_description" "Audio Jack, 2 Poles (Mono / TS)" (id 5) (at 0 0 0))
      (property "ki_fp_filters" "Jack*" (id 6) (at 0 0 0))
      (symbol "AudioJack2_0_1"
        (rectangle (start -3.81 0) (end -2.54 -2.54)
          (fill (type outline))
        )
        (rectangle (start -2.54 3.81) (end 2.54 -2.54)
          (fill (type background))
        )
        (polyline
          (pts
            (xy 0 0)
            (xy 0.635 -0.635)
            (xy 1.27 0)
            (xy 2.54 0)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy 2.54 2.54)
            (xy -0.635 2.54)
            (xy -0.635 0)
            (xy -1.27 -0.635)
            (xy -1.905 0)
          )
          (fill (type none))
        )
      )
      (symbol "AudioJack2_1_1"
        (pin passive line (at 5.08 2.54 180) (length 2.54)
          (name "~")
          (number "S")
        )
        (pin passive line (at 5.08 0 180) (length 2.54)
          (name "~")
          (number "T")
        )
      )
    )
    (symbol "Connector:AudioJack3" (in_bom yes) (on_board yes)
      (property "Reference" "J" (id 0) (at 0 8.89 0))
      (property "Value" "AudioJack3" (id 1) (at 0 6.35 0))
      (property "Footprint" "" (id 2) (at 0 0 0))
      (property "Datasheet" "~" (id 3) (at 0 0 0))
      (property "ki_keywords" "audio jack receptacle stereo headphones phones TRS connector" (id 4) (at 0 0 0))
      (property "ki_description" "Audio Jack, 3 Poles (Stereo / TRS)" (id 5) (at 0 0 0))
      (property "ki_fp_filters" "Jack*" (id 6) (at 0 0 0))
      (symbol "AudioJack3_0_1"
        (rectangle (start -5.08 -5.08) (end -6.35 -2.54)
          (fill (type outline))
        )
        (polyline
          (pts
            (xy 0 -2.54)
            (xy 0.635 -3.175)
            (xy 1.27 -2.54)
            (xy 2.54 -2.54)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy -1.905 -2.54)
            (xy -1.27 -3.175)
            (xy -0.635 -2.54)
            (xy -0.635 0)
            (xy 2.54 0)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy 2.54 2.54)
            (xy -2.54 2.54)
            (xy -2.54 -2.54)
            (xy -3.175 -3.175)
            (xy -3.81 -2.54)
          )
          (fill (type none))
        )
        (rectangle (start 2.54 3.81) (end -5.08 -5.08)
          (fill (type background))
        )
      )
      (symbol "AudioJack3_1_1"
        (pin passive line (at 5.08 0 180) (length 2.54)
          (name "~")
          (number "R")
        )
        (pin passive line (at 5.08 2.54 180) (length 2.54)
          (name "~")
          (number "S")
        )
        (pin passive line (at 5.08 -2.54 180) (length 2.54)
          (name "~")
          (number "T")
        )
      )
    )
    (symbol "Connector:Jack-DC" (pin_names (offset 1.016) hide) (in_bom yes) (on_board yes)
      (property "Reference" "J" (id 0) (at 0 5.334 0))
      (property "Value" "Jack-DC" (id 1) (at 0 -5.08 0))
      (property "Footprint" "" (id 2) (at 1.27 -1.016 0))
      (property "Datasheet" "~" (id 3) (at 1.27 -1.016 0))
      (property "ki_keywords" "DC power barrel jack connector" (id 4) (at 0 0 0))
      (property "ki_description" "DC Barrel Jack" (id 5) (at 0 0 0))
      (property "ki_fp_filters" "BarrelJack*" (id 6) (at 0 0 0))
      (symbol "Jack-DC_0_1"
        (rectangle (start -5.08 3.81) (end 5.08 -3.81)
          (fill (type background))
        )
        (arc (start -3.302 3.175) (mid -3.937 2.54) (end -3.302 1.905)
          (fill (type none))
        )
        (arc (start -3.302 3.175) (mid -3.937 2.54) (end -3.302 1.905)
          (fill (type outline))
        )
        (polyline
          (pts
            (xy 5.08 2.54)
            (xy 3.81 2.54)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy -3.81 -2.54)
            (xy -2.54 -2.54)
            (xy -1.27 -1.27)
            (xy 0 -2.54)
            (xy 2.54 -2.54)
            (xy 5.08 -2.54)
          )
          (fill (type none))
        )
        (rectangle (start 3.683 3.175) (end -3.302 1.905)
          (fill (type outline))
        )
      )
      (symbol "Jack-DC_1_1"
        (pin passive line (at 7.62 2.54 180) (length 2.54)
          (name "~")
          (number "1")
        )
        (pin passive line (at 7.62 -2.54 180) (length 2.54)
          (name "~")
          (number "2")
        )
      )
    )
    (symbol "Connector_Generic:Conn_01x02" (pin_numbers hide) (pin_names (offset 1.016)) (in_bom yes) (on_board yes)
      (property "Reference" "J?" (id 0) (at 2.54 0.0001 0))
      (property "Value" "Imp-3PDT_B" (id 1) (at 2.54 -2.5399 0))
      (property "Footprint" "" (id 2) (at 0 0 0))
      (property "Datasheet" "~" (id 3) (at 0 0 0))
      (property "ki_keywords" "connector" (id 4) (at 0 0 0))
      (property "ki_description" "Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)" (id 5) (at 0 0 0))
      (property "ki_fp_filters" "Connector*:*_1x??_*" (id 6) (at 0 0 0))
      (symbol "Conn_01x02_1_1"
        (rectangle (start -1.27 -2.413) (end 0 -2.667)
          (fill (type none))
        )
        (rectangle (start -1.27 0.127) (end 0 -0.127)
          (fill (type none))
        )
        (rectangle (start -1.27 1.27) (end 1.27 -3.81)
          (fill (type background))
        )
        (pin passive line (at -5.08 0 0) (length 3.81)
          (name "Sig")
          (number "1")
        )
        (pin passive line (at -5.08 -2.54 0) (length 3.81)
          (name "Ref")
          (number "2")
        )
      )
    )
    (symbol "Connector_Generic:Conn_01x07" (pin_numbers hide) (pin_names (offset 1.016)) (in_bom yes) (on_board yes)
      (property "Reference" "J?" (id 0) (at 0 13.97 0))
      (property "Value" "Imp-3PDT" (id 1) (at 0 11.43 0))
      (property "Footprint" "" (id 2) (at 0 0 0))
      (property "Datasheet" "~" (id 3) (at 0 0 0))
      (property "ki_keywords" "connector" (id 4) (at 0 0 0))
      (property "ki_description" "Generic connector, single row, 01x07, script generated (kicad-library-utils/schlib/autogen/connector/)" (id 5) (at 0 0 0))
      (property "ki_fp_filters" "Connector*:*_1x??_*" (id 6) (at 0 0 0))
      (symbol "Conn_01x07_1_1"
        (rectangle (start -1.27 -7.493) (end 0 -7.747)
          (fill (type none))
        )
        (rectangle (start -1.27 -4.953) (end 0 -5.207)
          (fill (type none))
        )
        (rectangle (start -1.27 -2.413) (end 0 -2.667)
          (fill (type none))
        )
        (rectangle (start -1.27 0.127) (end 0 -0.127)
          (fill (type none))
        )
        (rectangle (start -1.27 2.667) (end 0 2.413)
          (fill (type none))
        )
        (rectangle (start -1.27 5.207) (end 0 4.953)
          (fill (type none))
        )
        (rectangle (start -1.27 7.747) (end 0 7.493)
          (fill (type none))
        )
        (rectangle (start -1.27 8.89) (end 1.27 -8.89)
          (fill (type background))
        )
        (pin passive line (at -5.08 7.62 0) (length 3.81)
          (name "+9V")
          (number "1")
        )
        (pin passive line (at -5.08 5.08 0) (length 3.81)
          (name "GND")
          (number "2")
        )
        (pin passive line (at -5.08 2.54 0) (length 3.81)
          (name "LED")
          (number "3")
        )
        (pin passive line (at -5.08 0 0) (length 3.81)
          (name "JO")
          (number "4")
        )
        (pin passive line (at -5.08 -2.54 0) (length 3.81)
          (name "FO")
          (number "5")
        )
        (pin passive line (at -5.08 -5.08 0) (length 3.81)
          (name "FI")
          (number "6")
        )
        (pin passive line (at -5.08 -7.62 0) (length 3.81)
          (name "JI")
          (number "7")
        )
      )
    )
    (symbol "Device:LED" (pin_numbers hide) (pin_names (offset 1.016) hide) (in_bom yes) (on_board yes)
      (property "Reference" "D" (id 0) (at 0 2.54 0))
      (property "Value" "LED" (id 1) (at 0 -2.54 0))
      (property "Footprint" "" (id 2) (at 0 0 0))
      (property "Datasheet" "~" (id 3) (at 0 0 0))
      (property "ki_keywords" "LED diode" (id 4) (at 0 0 0))
      (property "ki_description" "Light emitting diode" (id 5) (at 0 0 0))
      (property "ki_fp_filters" "LED* LED_SMD:* LED_THT:*" (id 6) (at 0 0 0))
      (symbol "LED_0_1"
        (polyline
          (pts
            (xy -1.27 -1.27)
            (xy -1.27 1.27)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy -1.27 0)
            (xy 1.27 0)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy 1.27 -1.27)
            (xy 1.27 1.27)
            (xy -1.27 0)
            (xy 1.27 -1.27)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy -3.048 -0.762)
            (xy -4.572 -2.286)
            (xy -3.81 -2.286)
            (xy -4.572 -2.286)
            (xy -4.572 -1.524)
          )
          (fill (type none))
        )
        (polyline
          (pts
            (xy -1.778 -0.762)
            (xy -3.302 -2.286)
            (xy -2.54 -2.286)
            (xy -3.302 -2.286)
            (xy -3.302 -1.524)
          )
          (fill (type none))
        )
      )
      (symbol "LED_1_1"
        (pin passive line (at -3.81 0 0) (length 2.54)
          (name "K")
          (number "1")
        )
        (pin passive line (at 3.81 0 180) (length 2.54)
          (name "A")
          (number "2")
        )
      )
    )
    (symbol "Device:R" (pin_numbers hide) (pin_names (offset 0)) (in_bom yes) (on_board yes)
      (property "Reference" "R" (id 0) (at 2.032 0 90))
      (property "Value" "R" (id 1) (at 0 0 90))
      (property "Footprint" "" (id 2) (at -1.778 0 90))
      (property "Datasheet" "~" (id 3) (at 0 0 0))
      (property "ki_keywords" "R res resistor" (id 4) (at 0 0 0))
      (property "ki_description" "Resistor" (id 5) (at 0 0 0))
      (property "ki_fp_filters" "R_*" (id 6) (at 0 0 0))
      (symbol "R_0_1"
        (rectangle (start -1.016 -2.54) (end 1.016 2.54)
          (fill (type none))
        )
      )
      (symbol "R_1_1"
        (pin passive line (at 0 3.81 270) (length 1.27)
          (name "~")
          (number "1")
        )
        (pin passive line (at 0 -3.81 90) (length 1.27)
          (name "~")
          (number "2")
        )
      )
    )
    (symbol "power:GND" (power) (pin_names (offset 0)) (in_bom yes) (on_board yes)
      (property "Reference" "#PWR" (id 0) (at 0 -6.35 0))
      (property "Value" "GND" (id 1) (at 0 -3.81 0))
      (property "Footprint" "" (id 2) (at 0 0 0))
      (property "Datasheet" "" (id 3) (at 0 0 0))
      (property "ki_keywords" "power-flag" (id 4) (at 0 0 0))
      (property "ki_description" "Power symbol creates a global label with name \"GND\" , ground" (id 5) (at 0 0 0))
      (symbol "GND_0_1"
        (polyline
          (pts
            (xy 0 0)
            (xy 0 -1.27)
            (xy 1.27 -1.27)
            (xy 0 -2.54)
            (xy -1.27 -1.27)
            (xy 0 -1.27)
          )
          (fill (type none))
        )
      )
      (symbol "GND_1_1"
        (pin power_in line (at 0 0 270) (length 0) hide
          (name "GND")
          (number "1")
        )
      )
    )
  )
  (junction (at 118.11 116.84) (diameter 0) (color 0 0 0 0))
  (junction (at 128.27 83.82) (diameter 0) (color 0 0 0 0))
  (junction (at 118.11 129.54) (diameter 0) (color 0 0 0 0))
  (junction (at 118.11 104.14) (diameter 0) (color 0 0 0 0))
  (junction (at 118.11 142.24) (diameter 0) (color 0 0 0 0))
  (junction (at 118.11 111.76) (diameter 0) (color 0 0 0 0))
  (wire (pts (xy 115.57 88.9) (xy 118.11 88.9)))
  (wire (pts (xy 118.11 129.54) (xy 118.11 142.24)))
  (wire (pts (xy 118.11 160.02) (xy 130.81 160.02)))
  (wire (pts (xy 115.57 139.7) (xy 125.73 139.7)))
  (wire (pts (xy 123.19 114.3) (xy 123.19 119.38)))
  (wire (pts (xy 115.57 104.14) (xy 118.11 104.14)))
  (wire (pts (xy 118.11 142.24) (xy 118.11 146.05)))
  (wire (pts (xy 128.27 114.3) (xy 139.7 114.3)))
  (wire (pts (xy 123.19 121.92) (xy 139.7 121.92)))
  (wire (pts (xy 123.19 127) (xy 123.19 121.92)))
  (wire (pts (xy 118.11 88.9) (xy 118.11 104.14)))
  (wire (pts (xy 118.11 111.76) (xy 118.11 116.84)))
  (wire (pts (xy 137.16 83.82) (xy 137.16 109.22)))
  (wire (pts (xy 128.27 157.48) (xy 128.27 128.27)))
  (wire (pts (xy 130.81 160.02) (xy 130.81 130.81)))
  (wire (pts (xy 128.27 83.82) (xy 128.27 86.36)))
  (wire (pts (xy 118.11 157.48) (xy 128.27 157.48)))
  (wire (pts (xy 115.57 83.82) (xy 128.27 83.82)))
  (wire (pts (xy 118.11 111.76) (xy 139.7 111.76)))
  (wire (pts (xy 115.57 114.3) (xy 123.19 114.3)))
  (wire (pts (xy 115.57 116.84) (xy 118.11 116.84)))
  (wire (pts (xy 128.27 101.6) (xy 128.27 114.3)))
  (wire (pts (xy 118.11 104.14) (xy 118.11 111.76)))
  (wire (pts (xy 128.27 128.27) (xy 139.7 128.27)))
  (wire (pts (xy 115.57 142.24) (xy 118.11 142.24)))
  (wire (pts (xy 125.73 139.7) (xy 125.73 124.46)))
  (wire (pts (xy 130.81 130.81) (xy 139.7 130.81)))
  (wire (pts (xy 115.57 127) (xy 123.19 127)))
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  (wire (pts (xy 118.11 116.84) (xy 118.11 129.54)))
  (wire (pts (xy 115.57 129.54) (xy 118.11 129.54)))
  (wire (pts (xy 115.57 101.6) (xy 125.73 101.6)))
  (wire (pts (xy 128.27 83.82) (xy 137.16 83.82)))
  (wire (pts (xy 125.73 101.6) (xy 125.73 116.84)))
  (wire (pts (xy 123.19 119.38) (xy 139.7 119.38)))
  (wire (pts (xy 125.73 116.84) (xy 139.7 116.84)))
  (wire (pts (xy 137.16 109.22) (xy 139.7 109.22)))
  (symbol (lib_id "Connector:AudioJack2") (at 110.49 114.3 0) (mirror x) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "J?" (id 0) (at 105.41 113.6649 0))
    (property "Value" "RETURN" (id 1) (at 105.41 114.9349 0))
    (property "Footprint" "" (id 2) (at 110.49 114.3 0))
    (property "Datasheet" "~" (id 3) (at 110.49 114.3 0))
    (pin "S")
    (pin "T")
  )
  (symbol (lib_id "Connector:Jack-DC") (at 107.95 86.36 0) (mirror x) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "J?" (id 0) (at 107.95 95.25 0))
    (property "Value" "DC9V" (id 1) (at 101.6 86.3599 0))
    (property "Footprint" "" (id 2) (at 109.22 85.344 0))
    (property "Datasheet" "~" (id 3) (at 109.22 85.344 0))
    (pin "1")
    (pin "2")
  )
  (symbol (lib_id "power:GND") (at 118.11 146.05 0) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "#PWR?" (id 0) (at 118.11 152.4 0))
    (property "Value" "GND" (id 1) (at 118.11 151.13 0))
    (property "Footprint" "" (id 2) (at 118.11 146.05 0))
    (property "Datasheet" "" (id 3) (at 118.11 146.05 0))
    (pin "1")
  )
  (symbol (lib_id "Connector:AudioJack2") (at 110.49 139.7 0) (mirror x) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "J?" (id 0) (at 105.41 139.0649 0))
    (property "Value" "INPUT" (id 1) (at 105.41 140.3349 0))
    (property "Footprint" "" (id 2) (at 110.49 139.7 0))
    (property "Datasheet" "~" (id 3) (at 110.49 139.7 0))
    (pin "S")
    (pin "T")
  )
  (symbol (lib_id "Connector:AudioJack3") (at 113.03 157.48 0) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "J?" (id 0) (at 105.41 156.8449 0))
    (property "Value" "MIDI IN" (id 1) (at 111.125 151.13 0))
    (property "Footprint" "" (id 2) (at 113.03 157.48 0))
    (property "Datasheet" "~" (id 3) (at 113.03 157.48 0))
    (pin "R")
    (pin "S")
    (pin "T")
  )
  (symbol (lib_id "Connector_Generic:Conn_01x07") (at 144.78 116.84 0) (unit 1)
    (in_bom yes) (on_board yes)
    (property "Reference" "J?" (id 0) (at 151.13 116.84 90))
    (property "Value" "Imp-3PDT" (id 1) (at 149.86 121.92 90))
    (property "Footprint" "" (id 2) (at 144.78 116.84 0))
    (property "Datasheet" "~" (id 3) (at 144.78 116.84 0))
    (pin "1")
    (pin "2")
    (pin "3")
    (pin "4")
    (pin "5")
    (pin "6")
    (pin "7")
  )
  (symbol (lib_id "Device:LED") (at 128.27 97.79 90) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "D?" (id 0) (at 125.73 100.6476 90))
    (property "Value" "LED" (id 1) (at 132.08 99.3774 90))
    (property "Footprint" "" (id 2) (at 128.27 97.79 0))
    (property "Datasheet" "~" (id 3) (at 128.27 97.79 0))
    (pin "1")
    (pin "2")
  )
  (symbol (lib_id "Connector:AudioJack2") (at 110.49 101.6 0) (mirror x) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "J?" (id 0) (at 105.41 100.9649 0))
    (property "Value" "OUTPUT" (id 1) (at 105.41 102.2349 0))
    (property "Footprint" "" (id 2) (at 110.49 101.6 0))
    (property "Datasheet" "~" (id 3) (at 110.49 101.6 0))
    (pin "S")
    (pin "T")
  )
  (symbol (lib_id "Connector_Generic:Conn_01x02") (at 144.78 130.81 0) (mirror x) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "J?" (id 0) (at 146.0501 133.35 90))
    (property "Value" "Imp-3PDT_B" (id 1) (at 143.5101 133.35 90))
    (property "Footprint" "" (id 2) (at 144.78 130.81 0))
    (property "Datasheet" "~" (id 3) (at 144.78 130.81 0))
    (pin "1")
    (pin "2")
  )
  (symbol (lib_id "Device:R") (at 128.27 90.17 0) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "R?" (id 0) (at 125.73 91.4401 0))
    (property "Value" "CLR" (id 1) (at 130.81 90.1699 0))
    (property "Footprint" "" (id 2) (at 126.492 90.17 90))
    (property "Datasheet" "~" (id 3) (at 128.27 90.17 0))
    (pin "1")
    (pin "2")
  )
  (symbol (lib_id "Connector:AudioJack2") (at 110.49 127 0) (mirror x) (unit 1)
    (in_bom yes) (on_board yes) (fields_autoplaced)
    (property "Reference" "J?" (id 0) (at 105.41 126.3649 0))
    (property "Value" "SEND" (id 1) (at 105.41 127.6349 0))
    (property "Footprint" "" (id 2) (at 110.49 127 0))
    (property "Datasheet" "~" (id 3) (at 110.49 127 0))
    (pin "S")
    (pin "T")
  )
  (sheet_instances
    (path (page "1"))
  )
  (symbol_instances
    (path
      (reference "#PWR?") (unit 1) (value "GND") (footprint "")
    )
    (path
      (reference "D?") (unit 1) (value "LED") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "RETURN") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "DC9V") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "INPUT") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "MIDI IN") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "Imp-3PDT") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "OUTPUT") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "Imp-3PDT_B") (footprint "")
    )
    (path
      (reference "J?") (unit 1) (value "SEND") (footprint "")
    )
    (path
      (reference "R?") (unit 1) (value "CLR") (footprint "")
    )
  )
)
