(kicad_sch (version 20230121) (generator eeschema)

  (uuid e1f81e02-8b92-4065-87d8-2b7b6e22e95c)

  (paper "A4")

  (lib_symbols
    (symbol "Device:C" (pin_numbers hide) (pin_names (offset 0.254)) (in_bom yes) (on_board yes)
      (property "Reference" "C" (at 0.635 2.54 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Value" "C" (at 0.635 -2.54 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Footprint" "" (at 0.9652 -3.81 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "cap capacitor" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Unpolarized capacitor" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "C_*" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "C_0_1"
        (polyline
          (pts
            (xy -2.032 -0.762)
            (xy 2.032 -0.762)
          )
          (stroke (width 0.508) (type default))
          (fill (type none))
        )
        (polyline
          (pts
            (xy -2.032 0.762)
            (xy 2.032 0.762)
          )
          (stroke (width 0.508) (type default))
          (fill (type none))
        )
      )
      (symbol "C_1_1"
        (pin passive line (at 0 3.81 270) (length 2.794)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -3.81 90) (length 2.794)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "Device:L" (pin_numbers hide) (pin_names (offset 1.016) hide) (in_bom yes) (on_board yes)
      (property "Reference" "L" (at -1.27 0 90)
        (effects (font (size 1.27 1.27)))
      )
      (property "Value" "L" (at 1.905 0 90)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "inductor choke coil reactor magnetic" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Inductor" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "Choke_* *Coil* Inductor_* L_*" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "L_0_1"
        (arc (start 0 -2.54) (mid 0.6323 -1.905) (end 0 -1.27)
          (stroke (width 0) (type default))
          (fill (type none))
        )
        (arc (start 0 -1.27) (mid 0.6323 -0.635) (end 0 0)
          (stroke (width 0) (type default))
          (fill (type none))
        )
        (arc (start 0 0) (mid 0.6323 0.635) (end 0 1.27)
          (stroke (width 0) (type default))
          (fill (type none))
        )
        (arc (start 0 1.27) (mid 0.6323 1.905) (end 0 2.54)
          (stroke (width 0) (type default))
          (fill (type none))
        )
      )
      (symbol "L_1_1"
        (pin passive line (at 0 3.81 270) (length 1.27)
          (name "1" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -3.81 90) (length 1.27)
          (name "2" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "Device:R" (pin_numbers hide) (pin_names (offset 0)) (in_bom yes) (on_board yes)
      (property "Reference" "R" (at 2.032 0 90)
        (effects (font (size 1.27 1.27)))
      )
      (property "Value" "R" (at 0 0 90)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "" (at -1.778 0 90)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "~" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "R res resistor" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Resistor" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_fp_filters" "R_*" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "R_0_1"
        (rectangle (start -1.016 -2.54) (end 1.016 2.54)
          (stroke (width 0.254) (type default))
          (fill (type none))
        )
      )
      (symbol "R_1_1"
        (pin passive line (at 0 3.81 270) (length 1.27)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -3.81 90) (length 1.27)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
      )
    )
    (symbol "Simulation_SPICE:0" (power) (pin_names (offset 0)) (in_bom yes) (on_board yes)
      (property "Reference" "#GND" (at 0 -2.54 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Value" "0" (at 0 -1.778 0)
        (effects (font (size 1.27 1.27)))
      )
      (property "Footprint" "" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#subsec_Circuit_elements__device" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_keywords" "simulation" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "0V reference potential for simulation" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "0_0_1"
        (polyline
          (pts
            (xy -1.27 0)
            (xy 0 -1.27)
            (xy 1.27 0)
            (xy -1.27 0)
          )
          (stroke (width 0) (type default))
          (fill (type none))
        )
      )
      (symbol "0_1_1"
        (pin power_in line (at 0 0 0) (length 0) hide
          (name "0" (effects (font (size 1.016 1.016))))
          (number "1" (effects (font (size 1.016 1.016))))
        )
      )
    )
    (symbol "Simulation_SPICE:VDC" (pin_numbers hide) (pin_names (offset 0.0254)) (in_bom yes) (on_board yes)
      (property "Reference" "V" (at 2.54 2.54 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Value" "1" (at 2.54 0 0)
        (effects (font (size 1.27 1.27)) (justify left))
      )
      (property "Footprint" "" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Datasheet" "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#sec_Independent_Sources_for" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Sim.Pins" "1=+ 2=-" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Sim.Type" "DC" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "Sim.Device" "V" (at 0 0 0)
        (effects (font (size 1.27 1.27)) (justify left) hide)
      )
      (property "ki_keywords" "simulation" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (property "ki_description" "Voltage source, DC" (at 0 0 0)
        (effects (font (size 1.27 1.27)) hide)
      )
      (symbol "VDC_0_0"
        (polyline
          (pts
            (xy -1.27 0.254)
            (xy 1.27 0.254)
          )
          (stroke (width 0) (type default))
          (fill (type none))
        )
        (polyline
          (pts
            (xy -0.762 -0.254)
            (xy -1.27 -0.254)
          )
          (stroke (width 0) (type default))
          (fill (type none))
        )
        (polyline
          (pts
            (xy 0.254 -0.254)
            (xy -0.254 -0.254)
          )
          (stroke (width 0) (type default))
          (fill (type none))
        )
        (polyline
          (pts
            (xy 1.27 -0.254)
            (xy 0.762 -0.254)
          )
          (stroke (width 0) (type default))
          (fill (type none))
        )
        (text "+" (at 0 1.905 0)
          (effects (font (size 1.27 1.27)))
        )
      )
      (symbol "VDC_0_1"
        (circle (center 0 0) (radius 2.54)
          (stroke (width 0.254) (type default))
          (fill (type background))
        )
      )
      (symbol "VDC_1_1"
        (pin passive line (at 0 5.08 270) (length 2.54)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "1" (effects (font (size 1.27 1.27))))
        )
        (pin passive line (at 0 -5.08 90) (length 2.54)
          (name "~" (effects (font (size 1.27 1.27))))
          (number "2" (effects (font (size 1.27 1.27))))
        )
      )
    )
  )

  (junction (at 59.69 69.85) (diameter 0) (color 0 0 0 0)
    (uuid 119b9018-092e-4320-b081-6adfc92319a6)
  )
  (junction (at 73.66 63.5) (diameter 0) (color 0 0 0 0)
    (uuid 4df59ff9-c13b-4981-8e89-d180610a8325)
  )
  (junction (at 85.725 63.5) (diameter 0) (color 0 0 0 0)
    (uuid 67dc30d1-2557-4e5f-ba25-a0a8b8fb4c35)
  )
  (junction (at 59.69 80.01) (diameter 0) (color 0 0 0 0)
    (uuid 81b3c6f6-5f58-4aaf-83e1-8fff8774fe02)
  )
  (junction (at 73.66 80.01) (diameter 0) (color 0 0 0 0)
    (uuid a8fa207b-f381-497c-9d32-b27af2fcc6c8)
  )

  (wire (pts (xy 85.725 66.675) (xy 85.725 63.5))
    (stroke (width 0) (type default))
    (uuid 0a7556b6-a338-4c97-9b1d-a35916316fc2)
  )
  (wire (pts (xy 59.69 80.01) (xy 59.69 83.82))
    (stroke (width 0) (type default))
    (uuid 137e6854-3e1c-47c1-a9d9-9f1a1cbe09aa)
  )
  (wire (pts (xy 73.66 74.295) (xy 73.66 80.01))
    (stroke (width 0) (type default))
    (uuid 1e8bc18a-d66a-4a08-bbe9-51ca8c891f7e)
  )
  (wire (pts (xy 59.69 59.055) (xy 62.865 59.055))
    (stroke (width 0) (type default))
    (uuid 217a3eff-e7c7-47a9-b1b3-d68f051a7ec3)
  )
  (wire (pts (xy 73.66 63.5) (xy 73.66 66.675))
    (stroke (width 0) (type default))
    (uuid 67aa152f-c8bf-41fb-a00d-37cc989f8d35)
  )
  (wire (pts (xy 73.66 63.5) (xy 85.725 63.5))
    (stroke (width 0) (type default))
    (uuid 6b707963-ac56-465a-ad81-c5486883bd31)
  )
  (wire (pts (xy 85.725 80.01) (xy 73.66 80.01))
    (stroke (width 0) (type default))
    (uuid 82d03a98-b528-470b-8642-3dc2e1aa8afe)
  )
  (wire (pts (xy 52.705 69.85) (xy 59.69 69.85))
    (stroke (width 0) (type default))
    (uuid 8dcec4ff-d6a2-47a2-9773-10569797a249)
  )
  (wire (pts (xy 85.725 74.295) (xy 85.725 80.01))
    (stroke (width 0) (type default))
    (uuid aea16b7f-ebf5-48a2-a567-4a4d2e414cb5)
  )
  (wire (pts (xy 59.69 80.01) (xy 73.66 80.01))
    (stroke (width 0) (type default))
    (uuid b0e01c68-660b-428f-bf42-e094b99346ca)
  )
  (wire (pts (xy 59.69 69.85) (xy 59.69 69.215))
    (stroke (width 0) (type default))
    (uuid b17501ff-dd22-43d5-93c7-ff422929e061)
  )
  (wire (pts (xy 59.69 61.595) (xy 59.69 59.055))
    (stroke (width 0) (type default))
    (uuid c08409fc-0f41-4ea1-8390-243bd9ad131f)
  )
  (wire (pts (xy 73.66 63.5) (xy 73.66 59.055))
    (stroke (width 0) (type default))
    (uuid db5db2af-64ef-4153-b5ed-f81e1cb7c0c8)
  )
  (wire (pts (xy 70.485 59.055) (xy 73.66 59.055))
    (stroke (width 0) (type default))
    (uuid fc171985-4fb3-4080-acc8-ff75038c815b)
  )
  (wire (pts (xy 85.725 63.5) (xy 91.44 63.5))
    (stroke (width 0) (type default))
    (uuid fe60178b-b815-4d22-b277-c11544a2dfc0)
  )

  (text ".ac dec 10 1MEG 10MEG" (at 64.77 85.09 0)
    (effects (font (size 1.27 1.27)) (justify left bottom))
    (uuid 817a1cfa-ae11-4b45-8b40-6c730b3256e0)
  )

  (global_label "in" (shape input) (at 52.705 69.85 180) (fields_autoplaced)
    (effects (font (size 1.27 1.27)) (justify right))
    (uuid 02dcbc53-8348-496e-a6a2-ceaa302f2819)
    (property "Intersheetrefs" "${INTERSHEET_REFS}" (at 47.966 69.85 0)
      (effects (font (size 1.27 1.27)) (justify right) hide)
    )
  )
  (global_label "out" (shape input) (at 91.44 63.5 0) (fields_autoplaced)
    (effects (font (size 1.27 1.27)) (justify left))
    (uuid 15fae41a-a69e-4b36-8832-94df0e183893)
    (property "Intersheetrefs" "${INTERSHEET_REFS}" (at 97.4489 63.5 0)
      (effects (font (size 1.27 1.27)) (justify left) hide)
    )
  )

  (symbol (lib_id "Device:R") (at 85.725 70.485 0) (unit 1)
    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
    (uuid 02fb5ec8-aa09-4bf7-8f55-36d247426674)
    (property "Reference" "R_{l}1" (at 87.63 69.215 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "50Ω" (at 87.63 71.755 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "" (at 83.947 70.485 90)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (at 85.725 70.485 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 369a7b3f-7f27-4bbc-9025-1f35fc83ecf3))
    (pin "2" (uuid 6635cb99-52f9-43dc-848b-4fbca4241a73))
    (instances
      (project "FilterExample"
        (path "/e1f81e02-8b92-4065-87d8-2b7b6e22e95c"
          (reference "R_{l}1") (unit 1)
        )
      )
    )
  )

  (symbol (lib_id "Device:C") (at 73.66 70.485 0) (unit 1)
    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
    (uuid 055161ea-bebb-46f3-968d-03af514d6a44)
    (property "Reference" "C1" (at 76.835 69.215 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "620pF" (at 76.835 71.755 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "" (at 74.6252 74.295 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (at 73.66 70.485 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 9cb5fd7d-d752-4e5f-8e69-d06e0c291877))
    (pin "2" (uuid 6e60770e-d57e-47e1-82ec-fac0c99bf52c))
    (instances
      (project "FilterExample"
        (path "/e1f81e02-8b92-4065-87d8-2b7b6e22e95c"
          (reference "C1") (unit 1)
        )
      )
    )
  )

  (symbol (lib_id "Simulation_SPICE:VDC") (at 59.69 74.93 0) (unit 1)
    (in_bom yes) (on_board yes) (dnp no)
    (uuid 136dd74e-ce9f-448c-ba4c-c7eb5de1e443)
    (property "Reference" "V1" (at 63.5 73.5302 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "0" (at 63.5 76.0702 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "" (at 59.69 74.93 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#sec_Independent_Sources_for" (at 59.69 74.93 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Sim.Pins" "1=+ 2=-" (at 59.69 74.93 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Sim.Type" "DC" (at 59.69 74.93 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Sim.Device" "V" (at 59.69 74.93 0)
      (effects (font (size 1.27 1.27)) (justify left) hide)
    )
    (property "Sim.Params" "ac=1" (at 66.04 78.105 0)
      (effects (font (size 1.27 1.27)))
    )
    (pin "2" (uuid 9ab0168f-95dc-4460-a549-f6d6ccdc6332))
    (pin "1" (uuid 2d5e10d2-17ed-4515-b9e7-6f9f2e6908c4))
    (instances
      (project "FilterExample"
        (path "/e1f81e02-8b92-4065-87d8-2b7b6e22e95c"
          (reference "V1") (unit 1)
        )
      )
    )
  )

  (symbol (lib_id "Simulation_SPICE:0") (at 59.69 83.82 0) (unit 1)
    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
    (uuid 568fe14f-1f1a-49fc-b6e3-5ed7fb67fab6)
    (property "Reference" "#GND01" (at 59.69 86.36 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Value" "0" (at 59.69 81.28 0)
      (effects (font (size 1.27 1.27)))
    )
    (property "Footprint" "" (at 59.69 83.82 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "https://ngspice.sourceforge.io/docs/ngspice-html-manual/manual.xhtml#subsec_Circuit_elements__device" (at 59.69 83.82 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 081d0ffe-cd4f-4077-ad0c-f89fa521916c))
    (instances
      (project "FilterExample"
        (path "/e1f81e02-8b92-4065-87d8-2b7b6e22e95c"
          (reference "#GND01") (unit 1)
        )
      )
    )
  )

  (symbol (lib_id "Device:R") (at 59.69 65.405 0) (unit 1)
    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
    (uuid 8c71121f-a286-48c3-9129-161745d2001e)
    (property "Reference" "R_{s}1" (at 61.595 64.135 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Value" "50Ω" (at 61.595 66.675 0)
      (effects (font (size 1.27 1.27)) (justify left))
    )
    (property "Footprint" "" (at 57.912 65.405 90)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (at 59.69 65.405 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 52e7139c-1492-4f0f-8aaf-7288228a0e38))
    (pin "2" (uuid 5cf3ee7b-e128-409f-9afa-16440ab69ead))
    (instances
      (project "FilterExample"
        (path "/e1f81e02-8b92-4065-87d8-2b7b6e22e95c"
          (reference "R_{s}1") (unit 1)
        )
      )
    )
  )

  (symbol (lib_id "Device:L") (at 66.675 59.055 90) (unit 1)
    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
    (uuid a1938c67-be6e-4fff-9e76-53953a31d8de)
    (property "Reference" "L1" (at 66.675 53.975 90)
      (effects (font (size 1.27 1.27)))
    )
    (property "Value" "1.5µH" (at 66.675 56.515 90)
      (effects (font (size 1.27 1.27)))
    )
    (property "Footprint" "" (at 66.675 59.055 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (property "Datasheet" "~" (at 66.675 59.055 0)
      (effects (font (size 1.27 1.27)) hide)
    )
    (pin "1" (uuid 2f26b987-4a58-4f55-89b0-feebcfcf43e5))
    (pin "2" (uuid eae4cdac-2997-42c5-99a3-871fb9779b84))
    (instances
      (project "FilterExample"
        (path "/e1f81e02-8b92-4065-87d8-2b7b6e22e95c"
          (reference "L1") (unit 1)
        )
      )
    )
  )

  (sheet_instances
    (path "/" (page "1"))
  )
)
