(export (version D)
  (design
    (source /home/marcel/Documenten/electronische_projecten/rig_interface/rig_interface/rig_interface_mk2.sch)
    (date "zo 12 mrt 2023 10:12:00 CET")
    (tool "Eeschema 5.1.8-5.1.8")
    (sheet (number 1) (name /) (tstamps /)
      (title_block
        (title "transceiver interface with galvanic isolation")
        (company "Mees Electronics")
        (rev A)
        (date 2023-03-08)
        (source rig_interface_mk2.sch)
        (comment (number 1) (value "M.T. Konstapel"))
        (comment (number 2) (value https://meezenest.nl/mees))
        (comment (number 3) (value ""))
        (comment (number 4) (value "")))))
  (components
    (comp (ref C6)
      (value 1n)
      (footprint Capacitor_THT:C_Disc_D7.5mm_W2.5mm_P5.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "1n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E28A3F5))
    (comp (ref C8)
      (value 1n)
      (footprint Capacitor_THT:C_Disc_D7.5mm_W2.5mm_P5.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "1n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E28B94C))
    (comp (ref RV1)
      (value 1k)
      (footprint Potentiometer_THT:Potentiometer_ACP_CA9-H3,8_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "1k trimmer pot"))
      (libsource (lib Device) (part R_POT_Small) (description Potentiometer))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E2959A8))
    (comp (ref R10)
      (value 12k)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "12k 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E401000))
    (comp (ref C10)
      (value 10U/25V)
      (footprint Capacitor_THT:CP_Radial_D5.0mm_P2.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "10U 25V 2mm"))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E40A5DE))
    (comp (ref C11)
      (value 10U/25V)
      (footprint Capacitor_THT:CP_Radial_D5.0mm_P2.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "10U 25V 2mm"))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E42298B))
    (comp (ref C9)
      (value 100n)
      (footprint Capacitor_THT:C_Rect_L7.2mm_W2.5mm_P5.00mm_FKS2_FKP2_MKS2_MKP2)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "100n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E423832))
    (comp (ref C12)
      (value 10U/25V)
      (footprint Capacitor_THT:CP_Radial_D5.0mm_P2.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "10U 25V 2mm"))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E4246FE))
    (comp (ref R12)
      (value 12k)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "12k 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E34F5FC))
    (comp (ref H4)
      (value MountingHole)
      (footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
      (datasheet ~)
      (fields
        (field (name Manufacturer) "Not placeble"))
      (libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E390095))
    (comp (ref H3)
      (value MountingHole)
      (footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
      (datasheet ~)
      (fields
        (field (name Manufacturer) "Not placeble"))
      (libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E390FE2))
    (comp (ref H2)
      (value MountingHole)
      (footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
      (datasheet ~)
      (fields
        (field (name Manufacturer) "Not placeble"))
      (libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E3912AC))
    (comp (ref H1)
      (value MountingHole)
      (footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
      (datasheet ~)
      (fields
        (field (name Manufacturer) "Not placeble"))
      (libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E391612))
    (comp (ref U4)
      (value 6N137)
      (footprint Package_DIP:DIP-8_W7.62mm_Socket_LongPads)
      (fields
        (field (name Distributor) vanallesenmeer.nl)
        (field (name "Distributor #") " 13212")
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") 6N137))
      (libsource (lib Isolator) (part 6N136) (description "High Speed Optocoupler, TTL Compatible, CTR 24%, DIP8"))
      (sheetpath (names /) (tstamps /))
      (tstamp 640903B3))
    (comp (ref U7)
      (value LM7805)
      (footprint Package_TO_SOT_THT:TO-220-3_Vertical)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") LM7805))
      (libsource (lib Regulator_Linear) (part LM7805_TO220) (description "Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220"))
      (sheetpath (names /) (tstamps /))
      (tstamp 640932B6))
    (comp (ref C17)
      (value 10U/25V)
      (footprint Capacitor_THT:CP_Radial_D5.0mm_P2.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "10U 25V 2mm"))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 640C5D37))
    (comp (ref C16)
      (value 100n)
      (footprint Capacitor_THT:C_Rect_L7.2mm_W2.5mm_P5.00mm_FKS2_FKP2_MKS2_MKP2)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "100n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 640C63EF))
    (comp (ref U6)
      (value OPA604)
      (footprint Package_DIP:DIP-8_W7.62mm_Socket_LongPads)
      (datasheet https://assets.nexperia.com/documents/data-sheet/74HC_HCT04.pdf)
      (fields
        (field (name Manufacturer) "Burr Brown")
        (field (name "Ordering #") OPA604))
      (libsource (lib Amplifier_Operational) (part OPA330xxD) (description "50μV V OS, 0.25μV/°C, 35μA CMOS OPERATIONAL AMPLIFIERS, Zerø-Drift Series, SOIC"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6419D3E2))
    (comp (ref R11)
      (value 12k)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "12k 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E40138B))
    (comp (ref T2)
      (value 600OHM)
      (footprint rig_interface:AUDIO_TRANSFORMER)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL))
      (libsource (lib Device) (part Transformer_AUDIO) (description "Audio transformer"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E28929B))
    (comp (ref RV3)
      (value 1k)
      (footprint Potentiometer_THT:Potentiometer_ACP_CA9-H3,8_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "1k trimmer pot"))
      (libsource (lib Device) (part R_POT_Small) (description Potentiometer))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E4BDADE))
    (comp (ref C7)
      (value 1n)
      (footprint Capacitor_THT:C_Disc_D7.5mm_W2.5mm_P5.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "1n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E28A8BD))
    (comp (ref C5)
      (value 1n)
      (footprint Capacitor_THT:C_Disc_D7.5mm_W2.5mm_P5.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "1n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E289EDD))
    (comp (ref T1)
      (value 600OHM)
      (footprint rig_interface:AUDIO_TRANSFORMER)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL))
      (libsource (lib Device) (part Transformer_AUDIO) (description "Audio transformer"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E287EBC))
    (comp (ref U5)
      (value 6N137)
      (footprint Package_DIP:DIP-8_W7.62mm_Socket_LongPads)
      (datasheet Package_DIP:DIP-8_W7.62mm_Socket_LongPads)
      (fields
        (field (name Distributor) vanallesenmeer.nl)
        (field (name "Distributor #") " 13212")
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") 6N137))
      (libsource (lib Isolator) (part 6N136) (description "High Speed Optocoupler, TTL Compatible, CTR 24%, DIP8"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6426F14A))
    (comp (ref R4)
      (value 470R)
      (footprint Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P2.54mm_Vertical)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "470R 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 642A3278))
    (comp (ref Q1)
      (value BC547)
      (footprint Package_TO_SOT_THT:TO-92_Wide)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") BC547))
      (libsource (lib Device) (part Q_NPN_CBE) (description "NPN transistor, collector/base/emitter"))
      (sheetpath (names /) (tstamps /))
      (tstamp 642CB1B4))
    (comp (ref R5)
      (value 12k)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "12k 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 642CE9A1))
    (comp (ref R6)
      (value 12k)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "12k 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 64301FE5))
    (comp (ref C14)
      (value 100n)
      (footprint Capacitor_THT:C_Rect_L7.2mm_W2.5mm_P5.00mm_FKS2_FKP2_MKS2_MKP2)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "100n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6432DD76))
    (comp (ref U1)
      (value 74HC04)
      (footprint Package_DIP:DIP-14_W7.62mm_Socket_LongPads)
      (datasheet https://assets.nexperia.com/documents/data-sheet/74HC_HCT04.pdf)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") 74HC04))
      (libsource (lib 74xx) (part 74HC04) (description "Hex Inverter"))
      (sheetpath (names /) (tstamps /))
      (tstamp 64398735))
    (comp (ref C2)
      (value 100n)
      (footprint Capacitor_THT:C_Rect_L7.2mm_W2.5mm_P5.00mm_FKS2_FKP2_MKS2_MKP2)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "100n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 643A6FC4))
    (comp (ref JP1)
      (value CON1x3)
      (footprint Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "2.54mm 1x3 male + jumper"))
      (libsource (lib Jumper) (part Jumper_3_Bridged12) (description "Jumper, 3-pole, pins 1+2 closed/bridged"))
      (sheetpath (names /) (tstamps /))
      (tstamp 643D9CFA))
    (comp (ref JP4)
      (value CON1x3)
      (footprint Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "2.54mm 1x3 male + jumper"))
      (libsource (lib Jumper) (part Jumper_3_Bridged12) (description "Jumper, 3-pole, pins 1+2 closed/bridged"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6447BF0B))
    (comp (ref U3)
      (value 6N137)
      (footprint Package_DIP:DIP-8_W7.62mm_Socket_LongPads)
      (fields
        (field (name Distributor) vanallesenmeer.nl)
        (field (name "Distributor #") " 13212")
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") 6N137))
      (libsource (lib Isolator) (part 6N136) (description "High Speed Optocoupler, TTL Compatible, CTR 24%, DIP8"))
      (sheetpath (names /) (tstamps /))
      (tstamp 644F6631))
    (comp (ref C13)
      (value 100n)
      (footprint Capacitor_THT:C_Rect_L7.2mm_W2.5mm_P5.00mm_FKS2_FKP2_MKS2_MKP2)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "100n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 644F6643))
    (comp (ref JP3)
      (value CON1x3)
      (footprint Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "2.54mm 1x3 male + jumper"))
      (libsource (lib Jumper) (part Jumper_3_Bridged12) (description "Jumper, 3-pole, pins 1+2 closed/bridged"))
      (sheetpath (names /) (tstamps /))
      (tstamp 644F665E))
    (comp (ref U2)
      (value 6N137)
      (footprint Package_DIP:DIP-8_W7.62mm_Socket_LongPads)
      (fields
        (field (name Distributor) vanallesenmeer.nl)
        (field (name "Distributor #") " 13212")
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") 6N137))
      (libsource (lib Isolator) (part 6N136) (description "High Speed Optocoupler, TTL Compatible, CTR 24%, DIP8"))
      (sheetpath (names /) (tstamps /))
      (tstamp 64524B3C))
    (comp (ref C4)
      (value 100n)
      (footprint Capacitor_THT:C_Rect_L7.2mm_W2.5mm_P5.00mm_FKS2_FKP2_MKS2_MKP2)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "100n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 64524B4E))
    (comp (ref JP2)
      (value CON1x3)
      (footprint Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "2.54mm 1x3 male + jumper"))
      (libsource (lib Jumper) (part Jumper_3_Bridged12) (description "Jumper, 3-pole, pins 1+2 closed/bridged"))
      (sheetpath (names /) (tstamps /))
      (tstamp 64524B69))
    (comp (ref R3)
      (value 470R)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "470R 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6452E6E4))
    (comp (ref R2)
      (value 470R)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "470R 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6452EE90))
    (comp (ref R1)
      (value 470R)
      (footprint R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "470R 1% 0.25W"))
      (libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6452F4D7))
    (comp (ref C1)
      (value 100n)
      (footprint Capacitor_THT:C_Rect_L7.2mm_W2.5mm_P5.00mm_FKS2_FKP2_MKS2_MKP2)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "100n 50V 5mm"))
      (libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 645C99DF))
    (comp (ref J1)
      (value Interconnect)
      (footprint Connector_PinSocket_2.54mm:PinSocket_1x10_P2.54mm_Vertical)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "2.54mm 1x10 female"))
      (libsource (lib Connector) (part Conn_01x10_Male) (description "Generic connector, single row, 01x10, script generated (kicad-library-utils/schlib/autogen/connector/)"))
      (sheetpath (names /) (tstamps /))
      (tstamp 647D2C09))
    (comp (ref J2)
      (value "Rig interface")
      (footprint Connector_Dsub:DSUB-9_Female_Horizontal_P2.77x2.84mm_EdgePinOffset7.70mm_Housed_MountingHolesOffset9.12mm)
      (datasheet " ~")
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "DB-9 male PCB mount"))
      (libsource (lib Connector) (part DB9_Male_MountingHoles) (description "9-pin male D-SUB connector, Mounting Hole"))
      (sheetpath (names /) (tstamps /))
      (tstamp 648C269C))
    (comp (ref C3)
      (value 10U/25V)
      (footprint Capacitor_THT:CP_Radial_D5.0mm_P2.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "10U 25V 2mm"))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 641161A6))
    (comp (ref C18)
      (value 10U/25V)
      (footprint Capacitor_THT:CP_Radial_D5.0mm_P2.00mm)
      (datasheet ~)
      (fields
        (field (name Manufacturer) QPL)
        (field (name "Ordering #") "10U 25V 2mm"))
      (libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 6409AF6D)))
  (libparts
    (libpart (lib 74xx) (part 74LS04)
      (aliases
        (alias 74HC04)
        (alias 74HCT04)
        (alias 74AHC04)
        (alias 74AHCT04))
      (description "Hex Inverter")
      (docs http://www.ti.com/lit/gpn/sn74LS04)
      (footprints
        (fp DIP*W7.62mm*)
        (fp SSOP?14*)
        (fp TSSOP?14*))
      (fields
        (field (name Reference) U)
        (field (name Value) 74LS04))
      (pins
        (pin (num 1) (name ~) (type input))
        (pin (num 2) (name ~) (type output))
        (pin (num 3) (name ~) (type input))
        (pin (num 4) (name ~) (type output))
        (pin (num 5) (name ~) (type input))
        (pin (num 6) (name ~) (type output))
        (pin (num 7) (name GND) (type power_in))
        (pin (num 8) (name ~) (type output))
        (pin (num 9) (name ~) (type input))
        (pin (num 10) (name ~) (type output))
        (pin (num 11) (name ~) (type input))
        (pin (num 12) (name ~) (type output))
        (pin (num 13) (name ~) (type input))
        (pin (num 14) (name VCC) (type power_in))))
    (libpart (lib Amplifier_Operational) (part OPA333xxD)
      (aliases
        (alias OPA340UA)
        (alias OPA376xxD)
        (alias MCP6L91RT-ESN)
        (alias TSV911IDT)
        (alias THS4631D)
        (alias OPA330xxD)
        (alias MCP601-xSN)
        (alias LM6171D)
        (alias OPA356xxD)
        (alias AD8001AR)
        (alias LMH6702MA)
        (alias LMH6609MA)
        (alias OPA188xxD)
        (alias TLV2371D)
        (alias OPA842xD)
        (alias OPA843xD)
        (alias OPA846xD))
      (description "Single 1.8V, microPower, CMOS Operational Amplifiers, Zero-Drift Series, SOIC-8")
      (docs http://www.ti.com/lit/ds/symlink/opa333.pdf)
      (footprints
        (fp SOIC*3.9x4.9mm*P1.27mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) OPA333xxD)
        (field (name Footprint) Package_SO:SOIC-8_3.9x4.9mm_P1.27mm))
      (pins
        (pin (num 1) (name NC) (type NotConnected))
        (pin (num 2) (name -) (type input))
        (pin (num 3) (name +) (type input))
        (pin (num 4) (name V-) (type power_in))
        (pin (num 5) (name NC) (type NotConnected))
        (pin (num 6) (name ~) (type output))
        (pin (num 7) (name V+) (type power_in))
        (pin (num 8) (name NC) (type NotConnected))))
    (libpart (lib Connector) (part Conn_01x10_Male)
      (description "Generic connector, single row, 01x10, script generated (kicad-library-utils/schlib/autogen/connector/)")
      (docs ~)
      (footprints
        (fp Connector*:*_1x??_*))
      (fields
        (field (name Reference) J)
        (field (name Value) Conn_01x10_Male))
      (pins
        (pin (num 1) (name Pin_1) (type passive))
        (pin (num 2) (name Pin_2) (type passive))
        (pin (num 3) (name Pin_3) (type passive))
        (pin (num 4) (name Pin_4) (type passive))
        (pin (num 5) (name Pin_5) (type passive))
        (pin (num 6) (name Pin_6) (type passive))
        (pin (num 7) (name Pin_7) (type passive))
        (pin (num 8) (name Pin_8) (type passive))
        (pin (num 9) (name Pin_9) (type passive))
        (pin (num 10) (name Pin_10) (type passive))))
    (libpart (lib Connector) (part DB9_Male_MountingHoles)
      (description "9-pin male D-SUB connector, Mounting Hole")
      (docs " ~")
      (footprints
        (fp DSUB*Male*))
      (fields
        (field (name Reference) J)
        (field (name Value) DB9_Male_MountingHoles))
      (pins
        (pin (num 0) (name PAD) (type passive))
        (pin (num 1) (name 1) (type passive))
        (pin (num 2) (name 2) (type passive))
        (pin (num 3) (name 3) (type passive))
        (pin (num 4) (name 4) (type passive))
        (pin (num 5) (name 5) (type passive))
        (pin (num 6) (name 6) (type passive))
        (pin (num 7) (name 7) (type passive))
        (pin (num 8) (name 8) (type passive))
        (pin (num 9) (name 9) (type passive))))
    (libpart (lib Device) (part CP_Small)
      (description "Polarized capacitor, small symbol")
      (docs ~)
      (footprints
        (fp CP_*))
      (fields
        (field (name Reference) C)
        (field (name Value) CP_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Device) (part C_Small)
      (description "Unpolarized capacitor, small symbol")
      (docs ~)
      (footprints
        (fp C_*))
      (fields
        (field (name Reference) C)
        (field (name Value) C_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Device) (part Q_NPN_CBE)
      (description "NPN transistor, collector/base/emitter")
      (docs ~)
      (fields
        (field (name Reference) Q)
        (field (name Value) Q_NPN_CBE))
      (pins
        (pin (num 1) (name C) (type passive))
        (pin (num 2) (name B) (type input))
        (pin (num 3) (name E) (type passive))))
    (libpart (lib Device) (part R_POT_Small)
      (description Potentiometer)
      (docs ~)
      (footprints
        (fp Potentiometer*))
      (fields
        (field (name Reference) RV)
        (field (name Value) R_POT_Small))
      (pins
        (pin (num 1) (name 1) (type passive))
        (pin (num 2) (name 2) (type passive))
        (pin (num 3) (name 3) (type passive))))
    (libpart (lib Device) (part R_Small)
      (description "Resistor, small symbol")
      (docs ~)
      (footprints
        (fp R_*))
      (fields
        (field (name Reference) R)
        (field (name Value) R_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Device) (part Transformer_AUDIO)
      (description "Audio transformer")
      (docs ~)
      (fields
        (field (name Reference) T)
        (field (name Value) Transformer_AUDIO))
      (pins
        (pin (num 0) (name ~) (type input))
        (pin (num 1) (name AA) (type passive))
        (pin (num 2) (name AB) (type passive))
        (pin (num 3) (name SA) (type passive))
        (pin (num 4) (name SB) (type passive))))
    (libpart (lib Isolator) (part 6N135)
      (aliases
        (alias 6N136))
      (description "High Speed Optocoupler, TTL Compatible, CTR 18%, DIP8")
      (docs https://optoelectronics.liteon.com/upload/download/DS70-2008-0032/6N135-L%206N136-L%20series.pdf)
      (footprints
        (fp DIP*W7.62mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) 6N135)
        (field (name Footprint) Package_DIP:DIP-8_W7.62mm))
      (pins
        (pin (num 1) (name NC) (type NotConnected))
        (pin (num 2) (name ~) (type passive))
        (pin (num 3) (name ~) (type passive))
        (pin (num 4) (name NC) (type NotConnected))
        (pin (num 5) (name ~) (type passive))
        (pin (num 6) (name ~) (type passive))
        (pin (num 7) (name ~) (type passive))
        (pin (num 8) (name ~) (type passive))))
    (libpart (lib Jumper) (part Jumper_3_Bridged12)
      (description "Jumper, 3-pole, pins 1+2 closed/bridged")
      (docs ~)
      (footprints
        (fp SolderJumper*Bridged12*))
      (fields
        (field (name Reference) JP)
        (field (name Value) Jumper_3_Bridged12))
      (pins
        (pin (num 1) (name A) (type passive))
        (pin (num 2) (name C) (type input))
        (pin (num 3) (name B) (type passive))))
    (libpart (lib Mechanical) (part MountingHole)
      (description "Mounting Hole without connection")
      (docs ~)
      (footprints
        (fp MountingHole*))
      (fields
        (field (name Reference) H)
        (field (name Value) MountingHole)))
    (libpart (lib Regulator_Linear) (part LM7805_TO220)
      (aliases
        (alias LM7806_TO220)
        (alias LM7808_TO220)
        (alias LM7809_TO220)
        (alias LM7810_TO220)
        (alias LM7812_TO220)
        (alias LM7815_TO220)
        (alias LM7818_TO220)
        (alias LM7824_TO220)
        (alias LM78M05_TO220)
        (alias SPX2920U-3.3_TO220)
        (alias SPX2920U-5.0_TO220)
        (alias LF15_TO220)
        (alias LF18_TO220)
        (alias LF25_TO220)
        (alias LF33_TO220)
        (alias LF50_TO220)
        (alias LF60_TO220)
        (alias LF80_TO220)
        (alias LF85_TO220)
        (alias LF120_TO220)
        (alias LF47_TO220)
        (alias LF90_TO220)
        (alias LM341T-05_TO220)
        (alias LM341T-12_TO220)
        (alias LM341T-15_TO220)
        (alias LM2937xT))
      (description "Positive 1A 35V Linear Regulator, Fixed Output 5V, TO-220")
      (docs http://www.fairchildsemi.com/ds/LM/LM7805.pdf)
      (footprints
        (fp TO?220*))
      (fields
        (field (name Reference) U)
        (field (name Value) LM7805_TO220)
        (field (name Footprint) Package_TO_SOT_THT:TO-220-3_Vertical))
      (pins
        (pin (num 1) (name VI) (type power_in))
        (pin (num 2) (name GND) (type power_in))
        (pin (num 3) (name VO) (type power_out)))))
  (libraries
    (library (logical 74xx)
      (uri /home/marcel/kicad_sources/kicad-symbols-master/74xx.lib))
    (library (logical Amplifier_Operational)
      (uri /home/marcel/kicad_sources/kicad-symbols-master/Amplifier_Operational.lib))
    (library (logical Connector)
      (uri /usr/share/kicad/library/Connector.lib))
    (library (logical Device)
      (uri /home/marcel/kicad_sources/kicad-symbols-master/Device.lib))
    (library (logical Isolator)
      (uri /home/marcel/kicad_sources/kicad-symbols-master/Isolator.lib))
    (library (logical Jumper)
      (uri /home/marcel/kicad_sources/kicad-symbols-master/Jumper.lib))
    (library (logical Mechanical)
      (uri /usr/share/kicad/library/Mechanical.lib))
    (library (logical Regulator_Linear)
      (uri /home/marcel/kicad_sources/kicad-symbols-master/Regulator_Linear.lib)))
  (nets
    (net (code 1) (name "Net-(R1-Pad1)")
      (node (ref U2) (pin 2))
      (node (ref R1) (pin 1)))
    (net (code 2) (name "Net-(JP4-Pad2)")
      (node (ref R3) (pin 2))
      (node (ref JP4) (pin 2)))
    (net (code 3) (name "Net-(JP3-Pad2)")
      (node (ref JP3) (pin 2))
      (node (ref R2) (pin 2)))
    (net (code 4) (name "Net-(JP2-Pad3)")
      (node (ref U1) (pin 8))
      (node (ref JP2) (pin 3)))
    (net (code 5) (name "Net-(JP4-Pad3)")
      (node (ref U1) (pin 6))
      (node (ref JP4) (pin 3)))
    (net (code 6) (name "Net-(JP3-Pad1)")
      (node (ref U1) (pin 1))
      (node (ref U1) (pin 12))
      (node (ref JP3) (pin 1)))
    (net (code 7) (name "Net-(JP2-Pad2)")
      (node (ref JP2) (pin 2))
      (node (ref R1) (pin 2)))
    (net (code 8) (name "Net-(R3-Pad1)")
      (node (ref R3) (pin 1))
      (node (ref U4) (pin 2)))
    (net (code 9) (name /TO_PTT)
      (node (ref J1) (pin 4))
      (node (ref U1) (pin 13)))
    (net (code 10) (name /TO_KEY)
      (node (ref J1) (pin 6))
      (node (ref JP2) (pin 1))
      (node (ref U1) (pin 9)))
    (net (code 11) (name /TO_RxD)
      (node (ref U1) (pin 3))
      (node (ref J1) (pin 5)))
    (net (code 12) (name /TO_TxD)
      (node (ref JP1) (pin 2))
      (node (ref J1) (pin 3)))
    (net (code 13) (name +5VP)
      (node (ref C2) (pin 2))
      (node (ref U1) (pin 14))
      (node (ref J1) (pin 1))
      (node (ref C18) (pin 1))
      (node (ref C1) (pin 2))
      (node (ref U5) (pin 8)))
    (net (code 14) (name GNDS)
      (node (ref C18) (pin 2))
      (node (ref J1) (pin 2))
      (node (ref U1) (pin 7))
      (node (ref U2) (pin 3))
      (node (ref U4) (pin 3))
      (node (ref C2) (pin 1))
      (node (ref C1) (pin 1))
      (node (ref U3) (pin 3))
      (node (ref U5) (pin 5)))
    (net (code 15) (name "Net-(JP3-Pad3)")
      (node (ref JP3) (pin 3))
      (node (ref U1) (pin 2)))
    (net (code 16) (name GNDA)
      (node (ref Q1) (pin 3))
      (node (ref R5) (pin 2))
      (node (ref T2) (pin 3))
      (node (ref U7) (pin 2))
      (node (ref T1) (pin 2))
      (node (ref C7) (pin 2))
      (node (ref C14) (pin 1))
      (node (ref C11) (pin 2))
      (node (ref C16) (pin 1))
      (node (ref C17) (pin 2))
      (node (ref U4) (pin 5))
      (node (ref R11) (pin 1))
      (node (ref RV3) (pin 1))
      (node (ref U6) (pin 4))
      (node (ref C9) (pin 1))
      (node (ref C8) (pin 2))
      (node (ref R12) (pin 1))
      (node (ref U3) (pin 5))
      (node (ref J2) (pin 7))
      (node (ref C4) (pin 1))
      (node (ref U2) (pin 5))
      (node (ref J2) (pin 8))
      (node (ref J2) (pin 0))
      (node (ref C13) (pin 1)))
    (net (code 17) (name +5V)
      (node (ref R4) (pin 2))
      (node (ref C4) (pin 2))
      (node (ref C14) (pin 2))
      (node (ref U7) (pin 3))
      (node (ref U4) (pin 8))
      (node (ref U2) (pin 8))
      (node (ref U3) (pin 8))
      (node (ref C13) (pin 2)))
    (net (code 18) (name "Net-(U3-Pad7)")
      (node (ref U3) (pin 7)))
    (net (code 19) (name "Net-(U3-Pad4)")
      (node (ref U3) (pin 4)))
    (net (code 20) (name "Net-(R2-Pad1)")
      (node (ref U3) (pin 2))
      (node (ref R2) (pin 1)))
    (net (code 21) (name "Net-(U3-Pad1)")
      (node (ref U3) (pin 1)))
    (net (code 22) (name "Net-(C6-Pad1)")
      (node (ref C6) (pin 1))
      (node (ref T2) (pin 1))
      (node (ref RV1) (pin 3)))
    (net (code 23) (name "Net-(JP4-Pad1)")
      (node (ref U1) (pin 5))
      (node (ref U1) (pin 4))
      (node (ref JP4) (pin 1)))
    (net (code 24) (name "Net-(U2-Pad7)")
      (node (ref U2) (pin 7)))
    (net (code 25) (name "Net-(U2-Pad4)")
      (node (ref U2) (pin 4)))
    (net (code 26) (name "Net-(U2-Pad1)")
      (node (ref U2) (pin 1)))
    (net (code 27) (name /DATA_OUT)
      (node (ref C12) (pin 2))
      (node (ref J2) (pin 9))
      (node (ref R12) (pin 2)))
    (net (code 28) (name /DATA_IN)
      (node (ref RV3) (pin 2))
      (node (ref J2) (pin 5)))
    (net (code 29) (name /PTT)
      (node (ref J2) (pin 4))
      (node (ref U3) (pin 6)))
    (net (code 30) (name /TxD)
      (node (ref J2) (pin 3))
      (node (ref R6) (pin 2)))
    (net (code 31) (name /RxD)
      (node (ref J2) (pin 2))
      (node (ref U4) (pin 6)))
    (net (code 32) (name /KEY)
      (node (ref U2) (pin 6))
      (node (ref J2) (pin 1)))
    (net (code 33) (name /SIG_IN-)
      (node (ref T2) (pin 2))
      (node (ref J1) (pin 8))
      (node (ref RV1) (pin 1))
      (node (ref C6) (pin 2)))
    (net (code 34) (name /SIG_IN+)
      (node (ref J1) (pin 7))
      (node (ref C3) (pin 1)))
    (net (code 35) (name +12V)
      (node (ref U7) (pin 1))
      (node (ref C17) (pin 1))
      (node (ref C16) (pin 2))
      (node (ref C11) (pin 1))
      (node (ref J2) (pin 6))
      (node (ref R10) (pin 2))
      (node (ref C9) (pin 2))
      (node (ref U6) (pin 7)))
    (net (code 36) (name "Net-(C10-Pad2)")
      (node (ref C10) (pin 2))
      (node (ref T2) (pin 4))
      (node (ref C8) (pin 1)))
    (net (code 37) (name "Net-(U4-Pad7)")
      (node (ref U4) (pin 7)))
    (net (code 38) (name "Net-(U4-Pad4)")
      (node (ref U4) (pin 4)))
    (net (code 39) (name "Net-(U6-Pad8)")
      (node (ref U6) (pin 8)))
    (net (code 40) (name "Net-(C10-Pad1)")
      (node (ref U6) (pin 6))
      (node (ref U6) (pin 2))
      (node (ref C10) (pin 1)))
    (net (code 41) (name "Net-(U6-Pad5)")
      (node (ref U6) (pin 5)))
    (net (code 42) (name "Net-(C12-Pad1)")
      (node (ref R11) (pin 2))
      (node (ref R10) (pin 1))
      (node (ref U6) (pin 3))
      (node (ref C12) (pin 1)))
    (net (code 43) (name "Net-(U6-Pad1)")
      (node (ref U6) (pin 1)))
    (net (code 44) (name "Net-(C3-Pad2)")
      (node (ref C3) (pin 2))
      (node (ref RV1) (pin 2)))
    (net (code 45) (name "Net-(U4-Pad1)")
      (node (ref U4) (pin 1)))
    (net (code 46) (name "Net-(T2-Pad0)")
      (node (ref T2) (pin 0)))
    (net (code 47) (name "Net-(Q1-Pad2)")
      (node (ref Q1) (pin 2))
      (node (ref R5) (pin 1))
      (node (ref R6) (pin 1)))
    (net (code 48) (name "Net-(JP1-Pad1)")
      (node (ref JP1) (pin 1))
      (node (ref U5) (pin 6))
      (node (ref U1) (pin 11)))
    (net (code 49) (name "Net-(JP1-Pad3)")
      (node (ref JP1) (pin 3))
      (node (ref U1) (pin 10)))
    (net (code 50) (name "Net-(T1-Pad0)")
      (node (ref T1) (pin 0)))
    (net (code 51) (name /SIG_OUT-)
      (node (ref J1) (pin 9))
      (node (ref T1) (pin 3))
      (node (ref C5) (pin 2)))
    (net (code 52) (name /SIG_OUT+)
      (node (ref J1) (pin 10))
      (node (ref T1) (pin 4))
      (node (ref C5) (pin 1)))
    (net (code 53) (name "Net-(C7-Pad1)")
      (node (ref RV3) (pin 3))
      (node (ref C7) (pin 1))
      (node (ref T1) (pin 1)))
    (net (code 54) (name "Net-(Q1-Pad1)")
      (node (ref U5) (pin 3))
      (node (ref Q1) (pin 1)))
    (net (code 55) (name "Net-(R4-Pad1)")
      (node (ref R4) (pin 1))
      (node (ref U5) (pin 2)))
    (net (code 56) (name "Net-(U5-Pad7)")
      (node (ref U5) (pin 7)))
    (net (code 57) (name "Net-(U5-Pad4)")
      (node (ref U5) (pin 4)))
    (net (code 58) (name "Net-(U5-Pad1)")
      (node (ref U5) (pin 1)))))