(kicad_sch (version 20231120) (generator "eeschema") (generator_version "8.0") (uuid "f02b955d-882c-4470-8d36-314478ef1737") (paper "A4") (lib_symbols (symbol "Connector_Generic:Conn_01x01" (pin_names (offset 1.016) hide) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "J" (at 0 2.54 0) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "Conn_01x01" (at 0 -2.54 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/)" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "connector" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "Connector*:*_1x??_*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "Conn_01x01_1_1" (rectangle (start -1.27 0.127) (end 0 -0.127) (stroke (width 0.1524) (type default) ) (fill (type none) ) ) (rectangle (start -1.27 1.27) (end 1.27 -1.27) (stroke (width 0.254) (type default) ) (fill (type background) ) ) (pin passive line (at -5.08 0 0) (length 3.81) (name "Pin_1" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) ) (symbol "Device:C" (pin_numbers hide) (pin_names (offset 0.254) ) (exclude_from_sim no) (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 yes) ) ) (property "Datasheet" "~" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Unpolarized capacitor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "cap capacitor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "C_*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (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:C_Polarized" (pin_numbers hide) (pin_names (offset 0.254) ) (exclude_from_sim no) (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_Polarized" (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 yes) ) ) (property "Datasheet" "~" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Polarized capacitor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "cap capacitor" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "CP_*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "C_Polarized_0_1" (rectangle (start -2.286 0.508) (end 2.286 1.016) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy -1.778 2.286) (xy -0.762 2.286) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy -1.27 2.794) (xy -1.27 1.778) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (rectangle (start 2.286 -0.508) (end -2.286 -1.016) (stroke (width 0) (type default) ) (fill (type outline) ) ) ) (symbol "C_Polarized_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:R_Potentiometer" (pin_names (offset 1.016) hide) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "RV" (at -4.445 0 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "R_Potentiometer" (at -2.54 0 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Potentiometer" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "resistor variable" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "Potentiometer*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "R_Potentiometer_0_1" (polyline (pts (xy 2.54 0) (xy 1.524 0) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy 1.143 0) (xy 2.286 0.508) (xy 2.286 -0.508) (xy 1.143 0) ) (stroke (width 0) (type default) ) (fill (type outline) ) ) (rectangle (start 1.016 2.54) (end -1.016 -2.54) (stroke (width 0.254) (type default) ) (fill (type none) ) ) ) (symbol "R_Potentiometer_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 3.81 0 180) (length 1.27) (name "2" (effects (font (size 1.27 1.27) ) ) ) (number "2" (effects (font (size 1.27 1.27) ) ) ) ) (pin passive line (at 0 -3.81 90) (length 1.27) (name "3" (effects (font (size 1.27 1.27) ) ) ) (number "3" (effects (font (size 1.27 1.27) ) ) ) ) ) ) (symbol "PCM_4ms_IC:TL072" (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "U" (at 2.54 5.08 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "TL072" (at 2.54 -3.81 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "4ms_Package_SSOP:TSSOP-8_4.4x3mm_Pitch0.65mm" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "TL072 Dual Opamp TSSOP-8" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Specifications" "TL072 Dual Opamp" (at -2.54 -7.874 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "JLCPCB ID" "C90748" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_locked" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) ) ) (property "ki_keywords" "TL072 TSSOP-8" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "SOIC*Pitch1.27mm* DIP*W7.62mm* TSSOP*Pitch0.65mm* TO-99* DSBGA*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "TL072_1_1" (polyline (pts (xy -5.08 5.08) (xy 5.08 0) (xy -5.08 -5.08) (xy -5.08 5.08) ) (stroke (width 0.254) (type default) ) (fill (type background) ) ) (pin output line (at 7.62 0 180) (length 2.54) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) (pin input line (at -7.62 -2.54 0) (length 2.54) (name "-" (effects (font (size 1.27 1.27) ) ) ) (number "2" (effects (font (size 1.27 1.27) ) ) ) ) (pin input line (at -7.62 2.54 0) (length 2.54) (name "+" (effects (font (size 1.27 1.27) ) ) ) (number "3" (effects (font (size 1.27 1.27) ) ) ) ) ) (symbol "TL072_2_1" (polyline (pts (xy -5.08 5.08) (xy 5.08 0) (xy -5.08 -5.08) (xy -5.08 5.08) ) (stroke (width 0.254) (type default) ) (fill (type background) ) ) (pin input line (at -7.62 2.54 0) (length 2.54) (name "+" (effects (font (size 1.27 1.27) ) ) ) (number "5" (effects (font (size 1.27 1.27) ) ) ) ) (pin input line (at -7.62 -2.54 0) (length 2.54) (name "-" (effects (font (size 1.27 1.27) ) ) ) (number "6" (effects (font (size 1.27 1.27) ) ) ) ) (pin output line (at 7.62 0 180) (length 2.54) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "7" (effects (font (size 1.27 1.27) ) ) ) ) ) (symbol "TL072_3_1" (rectangle (start -2.54 3.81) (end 2.54 -3.81) (stroke (width 0) (type default) ) (fill (type background) ) ) (pin power_in line (at 0 -6.35 90) (length 2.54) (name "V-" (effects (font (size 1.27 1.27) ) ) ) (number "4" (effects (font (size 1.27 1.27) ) ) ) ) (pin power_in line (at 0 6.35 270) (length 2.54) (name "V+" (effects (font (size 1.27 1.27) ) ) ) (number "8" (effects (font (size 1.27 1.27) ) ) ) ) ) ) (symbol "PCM_4ms_Jack:3.5mm_Mono_Switched_sm" (pin_names (offset 0) hide) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "J" (at -7.62 8.89 0) (effects (font (size 1.524 1.524) ) ) ) (property "Value" "3.5mm_Mono_Switched_sm" (at 6.35 6.604 0) (effects (font (size 1.524 1.524) ) ) ) (property "Footprint" "4ms_Jack:EighthInch_PJ398SM" (at -0.127 -14.097 0) (effects (font (size 1.524 1.524) ) (hide yes) ) ) (property "Datasheet" "" (at -1.27 1.27 0) (effects (font (size 1.524 1.524) ) ) ) (property "Description" "Audio 3.5mm Jack, mono, switched, PC-pin Vertical" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Specifications" "Audio 3.5mm Jack, mono, switched, PC-pin Vertical" (at -2.54 -7.874 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Manufacturer" "Wenzhou QingPu Electronics Co" (at -2.54 -9.398 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Part Number" "WQP-WQP518MA" (at -2.54 -10.922 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "ki_keywords" "PJ398SM PJ301SM WQP518MA" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "3.5mm_Mono_Switched_sm_0_0" (rectangle (start -6.35 5.08) (end -3.81 -2.54) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy -2.54 1.27) (xy 0 1.27) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy -2.54 5.08) (xy -1.27 2.54) (xy 0 5.08) (xy 3.81 5.08) ) (stroke (width 0) (type default) ) (fill (type none) ) ) ) (symbol "3.5mm_Mono_Switched_sm_1_1" (pin passive line (at 5.08 5.08 180) (length 1.27) (name "SIG" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 0.889 0.889) ) ) ) ) (pin passive line (at -5.08 -5.08 90) (length 2.54) (name "SHEILD" (effects (font (size 1.27 1.27) ) ) ) (number "2" (effects (font (size 0.889 0.889) ) ) ) ) (pin passive line (at 1.27 1.27 180) (length 1.27) (name "SW" (effects (font (size 1.27 1.27) ) ) ) (number "3" (effects (font (size 0.889 0.889) ) ) ) ) ) ) (symbol "PCM_4ms_Resistor:R_Generic" (pin_numbers hide) (pin_names (offset 0) ) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "R" (at 2.032 0 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "R_Generic" (at -2.54 0 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Footprint" "4ms_Resistor:R_0603" (at -2.54 -12.7 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Display" "?" (at 3.81 0 90) (effects (font (size 1.27 1.27) ) ) ) (property "ki_keywords" "R_Generic" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_fp_filters" "R_* R_*" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "R_Generic_0_1" (rectangle (start -1.016 -2.54) (end 1.016 2.54) (stroke (width 0.254) (type default) ) (fill (type none) ) ) ) (symbol "R_Generic_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 "power:+12V" (power) (pin_numbers hide) (pin_names (offset 0) hide) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "#PWR" (at 0 -3.81 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "+12V" (at 0 3.556 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"+12V\"" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "global power" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "+12V_0_1" (polyline (pts (xy -0.762 1.27) (xy 0 2.54) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy 0 0) (xy 0 2.54) ) (stroke (width 0) (type default) ) (fill (type none) ) ) (polyline (pts (xy 0 2.54) (xy 0.762 1.27) ) (stroke (width 0) (type default) ) (fill (type none) ) ) ) (symbol "+12V_1_1" (pin power_in line (at 0 0 90) (length 0) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) ) (symbol "power:-12V" (power) (pin_numbers hide) (pin_names (offset 0) hide) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "#PWR" (at 0 -3.81 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "-12V" (at 0 3.556 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"-12V\"" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "global power" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (symbol "-12V_0_0" (pin power_in line (at 0 0 90) (length 0) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) (symbol "-12V_0_1" (polyline (pts (xy 0 0) (xy 0 1.27) (xy 0.762 1.27) (xy 0 2.54) (xy -0.762 1.27) (xy 0 1.27) ) (stroke (width 0) (type default) ) (fill (type outline) ) ) ) ) (symbol "power:GND" (power) (pin_numbers hide) (pin_names (offset 0) hide) (exclude_from_sim no) (in_bom yes) (on_board yes) (property "Reference" "#PWR" (at 0 -6.35 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 0 -3.81 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "ki_keywords" "global power" (at 0 0 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (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) ) (stroke (width 0) (type default) ) (fill (type none) ) ) ) (symbol "GND_1_1" (pin power_in line (at 0 0 270) (length 0) (name "~" (effects (font (size 1.27 1.27) ) ) ) (number "1" (effects (font (size 1.27 1.27) ) ) ) ) ) ) ) (junction (at 130.81 78.74) (diameter 0) (color 0 0 0 0) (uuid "0100b522-9574-4ae5-8772-ce00bbeae68f") ) (junction (at 140.97 107.95) (diameter 0) (color 0 0 0 0) (uuid "047fc45a-1e4f-4dbc-9af3-61e99e32376d") ) (junction (at 73.66 102.87) (diameter 0) (color 0 0 0 0) (uuid "06a230bf-cfe7-4bf4-a399-b91e12ae7bbd") ) (junction (at 93.98 91.44) (diameter 0) (color 0 0 0 0) (uuid "0d8574ee-1f43-407f-b4f1-1f8d9e8fbc19") ) (junction (at 93.98 102.87) (diameter 0) (color 0 0 0 0) (uuid "1d215f3f-503f-43be-9a6c-0db890798f4f") ) (junction (at 152.4 118.11) (diameter 0) (color 0 0 0 0) (uuid "5ba54316-de66-43f7-bed9-54e8f1481e96") ) (junction (at 106.68 92.71) (diameter 0) (color 0 0 0 0) (uuid "71a83a1a-7fec-48d4-b7d1-712a36ae2e34") ) (junction (at 73.66 111.76) (diameter 0) (color 0 0 0 0) (uuid "78c93946-6fa5-4b31-b311-1b0eeb43543b") ) (junction (at 130.81 83.82) (diameter 0) (color 0 0 0 0) (uuid "97cda723-683f-488e-8c3b-9c5cd5d2fc03") ) (junction (at 93.98 76.2) (diameter 0) (color 0 0 0 0) (uuid "c5d8c8a1-d9c1-4ba9-b2bf-90341260081c") ) (junction (at 73.66 91.44) (diameter 0) (color 0 0 0 0) (uuid "cd2b109b-36bc-4312-9656-a8948cba4f54") ) (junction (at 140.97 125.73) (diameter 0) (color 0 0 0 0) (uuid "d2272bdc-0b2b-4de1-a63a-d93ea0bccb87") ) (wire (pts (xy 93.98 76.2) (xy 93.98 91.44) ) (stroke (width 0) (type default) ) (uuid "0ec0f2d9-d294-4c31-9eec-79ec7042b885") ) (wire (pts (xy 73.66 48.26) (xy 76.2 48.26) ) (stroke (width 0) (type default) ) (uuid "0f70faa2-1bad-426a-8873-e8568cf3fb0f") ) (wire (pts (xy 91.44 91.44) (xy 93.98 91.44) ) (stroke (width 0) (type default) ) (uuid "104c57c7-7971-4f9b-8fc2-3eacc78297cd") ) (wire (pts (xy 73.66 102.87) (xy 73.66 111.76) ) (stroke (width 0) (type default) ) (uuid "16022581-7beb-427f-b67c-b21be41d88c5") ) (wire (pts (xy 121.92 78.74) (xy 130.81 78.74) ) (stroke (width 0) (type default) ) (uuid "162393b5-c172-4a7f-b620-846323043823") ) (wire (pts (xy 152.4 118.11) (xy 157.48 118.11) ) (stroke (width 0) (type default) ) (uuid "1caa0cc5-e312-4d3b-aaaf-5617c00d2fec") ) (wire (pts (xy 48.26 73.66) (xy 77.47 73.66) ) (stroke (width 0) (type default) ) (uuid "3a084cc6-c228-400f-a2b6-51b911fecfed") ) (wire (pts (xy 140.97 100.33) (xy 140.97 107.95) ) (stroke (width 0) (type default) ) (uuid "3d01b7ff-9540-4d31-99ce-736d003b50cb") ) (wire (pts (xy 93.98 111.76) (xy 93.98 102.87) ) (stroke (width 0) (type default) ) (uuid "3fb639d8-4212-42f9-a872-0169048adf88") ) (wire (pts (xy 130.81 78.74) (xy 130.81 83.82) ) (stroke (width 0) (type default) ) (uuid "408692b3-f15e-4099-bcf6-893b7d3cbbfe") ) (wire (pts (xy 140.97 125.73) (xy 152.4 125.73) ) (stroke (width 0) (type default) ) (uuid "464ddcda-abbe-4083-96bc-ea20fe5d8762") ) (wire (pts (xy 130.81 83.82) (xy 127 83.82) ) (stroke (width 0) (type default) ) (uuid "4f9b1099-58c4-4106-99ad-68c04aec1299") ) (wire (pts (xy 73.66 111.76) (xy 78.74 111.76) ) (stroke (width 0) (type default) ) (uuid "50ccb938-7dc7-41d1-b9ca-b7d68bedab4a") ) (wire (pts (xy 140.97 125.73) (xy 140.97 127) ) (stroke (width 0) (type default) ) (uuid "5351c463-bed2-4af7-a536-c0b266693f2e") ) (wire (pts (xy 73.66 123.19) (xy 73.66 128.27) ) (stroke (width 0) (type default) ) (uuid "55bbfd76-8a01-46d5-91ac-4db4325b6bdc") ) (wire (pts (xy 152.4 115.57) (xy 152.4 118.11) ) (stroke (width 0) (type default) ) (uuid "5d7e5639-dba7-4253-bfe6-672363cdc556") ) (wire (pts (xy 93.98 76.2) (xy 106.68 76.2) ) (stroke (width 0) (type default) ) (uuid "63b2db8a-ef25-450a-85b4-088f28fb80e4") ) (wire (pts (xy 120.65 92.71) (xy 127 92.71) ) (stroke (width 0) (type default) ) (uuid "71611530-d52f-4712-a7ce-0f5871a401ad") ) (wire (pts (xy 152.4 107.95) (xy 140.97 107.95) ) (stroke (width 0) (type default) ) (uuid "74f23c6c-0784-452a-850d-23b1c75fdadc") ) (wire (pts (xy 130.81 78.74) (xy 135.89 78.74) ) (stroke (width 0) (type default) ) (uuid "77bc43f2-c1da-4110-8e15-38fe09652175") ) (wire (pts (xy 73.66 135.89) (xy 73.66 142.24) ) (stroke (width 0) (type default) ) (uuid "7e4927fa-527b-4c49-8ff0-cd368d39e097") ) (wire (pts (xy 73.66 91.44) (xy 73.66 102.87) ) (stroke (width 0) (type default) ) (uuid "86888dc6-1aa0-4f26-8e77-87a0dc86cc89") ) (wire (pts (xy 140.97 107.95) (xy 140.97 109.22) ) (stroke (width 0) (type default) ) (uuid "a033e32e-c2fa-4c81-93fb-49fdd1e925a4") ) (wire (pts (xy 73.66 78.74) (xy 73.66 91.44) ) (stroke (width 0) (type default) ) (uuid "a16bb17c-348c-4c63-bb7a-4e49283d03db") ) (wire (pts (xy 86.36 102.87) (xy 93.98 102.87) ) (stroke (width 0) (type default) ) (uuid "b2a482d2-3480-4d9f-9db1-a640182754dd") ) (wire (pts (xy 143.51 78.74) (xy 154.94 78.74) ) (stroke (width 0) (type default) ) (uuid "b736eb84-4f19-4991-906c-5799d679de25") ) (wire (pts (xy 81.28 91.44) (xy 83.82 91.44) ) (stroke (width 0) (type default) ) (uuid "b9b807e5-8462-4688-bf4f-c870332a0bd8") ) (wire (pts (xy 140.97 121.92) (xy 140.97 125.73) ) (stroke (width 0) (type default) ) (uuid "c07c8908-ccc1-4b28-8f71-94299b01fe83") ) (wire (pts (xy 73.66 43.18) (xy 76.2 43.18) ) (stroke (width 0) (type default) ) (uuid "d29bf359-5763-4576-a206-88be59721e9c") ) (wire (pts (xy 93.98 102.87) (xy 93.98 91.44) ) (stroke (width 0) (type default) ) (uuid "d3edaad0-cbde-4988-8384-3c8d0d635ed4") ) (wire (pts (xy 86.36 111.76) (xy 93.98 111.76) ) (stroke (width 0) (type default) ) (uuid "d678abed-ec81-4daa-b38e-a7853565c4bd") ) (wire (pts (xy 77.47 78.74) (xy 73.66 78.74) ) (stroke (width 0) (type default) ) (uuid "dd72fb48-f478-4dbd-aed6-f4e3edcd2dbc") ) (wire (pts (xy 106.68 92.71) (xy 106.68 95.25) ) (stroke (width 0) (type default) ) (uuid "e15225e0-5335-457c-aa6a-018e30594515") ) (wire (pts (xy 113.03 92.71) (xy 106.68 92.71) ) (stroke (width 0) (type default) ) (uuid "e2543cb7-bb9f-4432-911f-87469a24b562") ) (wire (pts (xy 73.66 102.87) (xy 78.74 102.87) ) (stroke (width 0) (type default) ) (uuid "e4fc58fd-81ef-4e17-abe4-524e1c279acf") ) (wire (pts (xy 106.68 102.87) (xy 106.68 105.41) ) (stroke (width 0) (type default) ) (uuid "e8650053-77c1-493d-9ab7-1ace4323cdf4") ) (wire (pts (xy 106.68 81.28) (xy 106.68 92.71) ) (stroke (width 0) (type default) ) (uuid "e8b53cd5-5e31-4c1d-9c6b-06a3a3345736") ) (wire (pts (xy 127 92.71) (xy 127 91.44) ) (stroke (width 0) (type default) ) (uuid "ef8c3c2f-f6e6-4a72-b8db-d4fb0b759e7d") ) (wire (pts (xy 73.66 111.76) (xy 73.66 115.57) ) (stroke (width 0) (type default) ) (uuid "f1735fbe-dec5-4f86-938b-ea7d5dfaa9b7") ) (wire (pts (xy 92.71 76.2) (xy 93.98 76.2) ) (stroke (width 0) (type default) ) (uuid "f7b3a283-617f-421b-b8e0-13fd01e54ce7") ) (wire (pts (xy 130.81 83.82) (xy 130.81 87.63) ) (stroke (width 0) (type default) ) (uuid "fec203a7-78b2-4e1b-b166-0375abd7f02c") ) (symbol (lib_id "power:+12V") (at 140.97 100.33 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "04ac877f-ffc3-4263-b164-00afddfe800f") (property "Reference" "#PWR09" (at 140.97 104.14 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "+12V" (at 140.97 95.25 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 140.97 100.33 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 140.97 100.33 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"+12V\"" (at 140.97 100.33 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "62edbcf2-7243-4bfa-a376-51afa10aa012") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR09") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_IC:TL072") (at 140.97 115.57 0) (unit 3) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "095ad135-4e9a-4e81-8016-a9847f95a78a") (property "Reference" "U1" (at 140.97 105.41 0) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "TL072" (at 140.97 107.95 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Package_DIP:DIP-8pin_TH" (at 140.97 115.57 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 140.97 115.57 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "TL072 Dual Opamp TSSOP-8" (at 140.97 115.57 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Specifications" "TL072 Dual Opamp" (at 138.43 123.444 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "JLCPCB ID" "C90748" (at 140.97 115.57 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "5" (uuid "0e201fa2-0a1e-4e9c-afc4-d64b37281bce") ) (pin "6" (uuid "56ba3511-8612-4d23-8948-4e14bea5d5cb") ) (pin "7" (uuid "93154dff-8a15-4e2a-bd11-100fe38b9c5c") ) (pin "3" (uuid "eeb54cc5-871e-4339-b0f1-a70d07f14b3a") ) (pin "8" (uuid "e0198409-bf80-4a44-86f1-bb728ad68cfe") ) (pin "2" (uuid "de03b1de-e8f0-4bfd-94d8-93b980618f8e") ) (pin "4" (uuid "8f97f77a-3524-42cc-9d25-dfaadf033e1b") ) (pin "1" (uuid "02507b75-9aa9-41e2-9e7d-cdbdef2badc3") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "U1") (unit 3) ) ) ) ) (symbol (lib_id "power:GND") (at 38.1 83.82 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "0f9985ff-7b71-4330-b299-9f70f21f1720") (property "Reference" "#PWR01" (at 38.1 90.17 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 38.1 88.9 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 38.1 83.82 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 38.1 83.82 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 38.1 83.82 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "c01856c8-00b6-4dad-a1bb-91091915a1d2") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR01") (unit 1) ) ) ) ) (symbol (lib_id "power:GND") (at 157.48 118.11 90) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "16a11b1f-a60e-49c8-82a2-ff30b6eaade6") (property "Reference" "#PWR08" (at 163.83 118.11 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 161.29 118.1099 90) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Footprint" "" (at 157.48 118.11 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 157.48 118.11 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 157.48 118.11 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "17f20b4c-cbef-4801-a7a1-18b10c4c8359") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR08") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Resistor:R_Generic") (at 139.7 78.74 270) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "1be1ffde-5e70-44d1-b088-8bf13d75d20c") (property "Reference" "R6" (at 139.7 72.39 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "200" (at 139.7 74.93 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Resistor:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" (at 127 76.2 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Datasheet" "" (at 139.7 78.74 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 139.7 78.74 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Display" "?" (at 139.7 82.55 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "fbe24b9d-380b-4bbc-a6c6-6db7eb20b8d7") ) (pin "2" (uuid "3551e918-84f6-476e-8864-9a12e34eabcc") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "R6") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Resistor:R_Generic") (at 82.55 102.87 90) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "248df079-8b1e-4d0d-90cb-a5ce05234160") (property "Reference" "R2" (at 82.55 96.52 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "200K" (at 82.55 105.41 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Resistor:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" (at 95.25 105.41 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Datasheet" "" (at 82.55 102.87 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 82.55 102.87 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Display" "?" (at 82.55 99.06 90) (effects (font (size 1.27 1.27) ) ) ) (pin "1" (uuid "2b23209f-b4df-45b3-8719-94291002b04c") ) (pin "2" (uuid "8435f7ab-1160-4603-8764-7c4296fa5a70") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "R2") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_IC:TL072") (at 85.09 76.2 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "2ad10c95-e38f-4c57-a1f2-e3444f9990e5") (property "Reference" "U1" (at 85.09 66.04 0) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "TL072" (at 85.09 68.58 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Package_DIP:DIP-8pin_TH" (at 85.09 76.2 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 85.09 76.2 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "TL072 Dual Opamp TSSOP-8" (at 85.09 76.2 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Specifications" "TL072 Dual Opamp" (at 82.55 84.074 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "JLCPCB ID" "C90748" (at 85.09 76.2 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "5" (uuid "d8751e6b-4833-4c46-b90b-b1cec70ea871") ) (pin "6" (uuid "d968a557-5ead-4162-89d0-82de4768b6a3") ) (pin "7" (uuid "397b14fd-bc33-4c2e-82f5-b0ed6e76b304") ) (pin "3" (uuid "5841bd65-9c81-465e-84c7-c2caa4374bdf") ) (pin "8" (uuid "e0198409-bf80-4a44-86f1-bb728ad68cfe") ) (pin "2" (uuid "662036de-0626-4ea8-adbe-a59e4f94fd49") ) (pin "4" (uuid "8f97f77a-3524-42cc-9d25-dfaadf033e1b") ) (pin "1" (uuid "cd676c30-6ec0-429a-9dfc-7574640ec4af") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "U1") (unit 1) ) ) ) ) (symbol (lib_id "Device:C") (at 77.47 91.44 270) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "33b83229-9e9a-4bc4-a668-f0d6afae330a") (property "Reference" "C1" (at 77.47 83.82 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "15nF" (at 77.47 86.36 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Capacitor:C_Disc_P5.08mm" (at 73.66 92.4052 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 77.47 91.44 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Unpolarized capacitor" (at 77.47 91.44 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "f8f87be9-f538-4e98-a5fe-eec351fcadc7") ) (pin "2" (uuid "077a2217-54ff-44dc-abde-f91de86a430d") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "C1") (unit 1) ) ) ) ) (symbol (lib_id "Device:C") (at 152.4 111.76 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (uuid "3532ce18-9c20-44b4-b799-4980b51bb98c") (property "Reference" "C5" (at 144.78 111.76 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "100nf" (at 148.844 111.76 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Capacitor:C_Disc_P5.08mm" (at 153.3652 115.57 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 152.4 111.76 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Unpolarized capacitor" (at 152.4 111.76 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "4da7770e-f458-44c2-80fd-476331942e9e") ) (pin "2" (uuid "9d7c1c8d-44cc-4859-8c95-955e192008e7") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "C5") (unit 1) ) ) ) ) (symbol (lib_id "power:GND") (at 73.66 142.24 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "4dc01d8e-45e9-4208-be7d-ca142503b2a1") (property "Reference" "#PWR04" (at 73.66 148.59 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 73.66 147.32 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 73.66 142.24 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 73.66 142.24 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 73.66 142.24 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "51ba33a9-3f28-408f-821c-2726517ea76b") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR04") (unit 1) ) ) ) ) (symbol (lib_id "Connector_Generic:Conn_01x01") (at 81.28 43.18 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "5e91eb58-c0f6-4c9d-a430-4135274c753f") (property "Reference" "J2" (at 83.82 41.9099 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "Conn_01x01" (at 83.82 44.4499 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "PCM_4ms_TestPoint:TestPoint_WireHole" (at 81.28 43.18 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 81.28 43.18 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/)" (at 81.28 43.18 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "c30094ce-aeaa-4afb-aa8d-e096ed1e8955") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "J2") (unit 1) ) ) ) ) (symbol (lib_id "Connector_Generic:Conn_01x01") (at 81.28 57.15 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "61ef5b98-a9e8-42d1-8d39-d2c51877dc6d") (property "Reference" "J5" (at 83.82 55.8799 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "Conn_01x01" (at 83.82 58.4199 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "PCM_4ms_TestPoint:TestPoint_WireHole" (at 81.28 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 81.28 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/)" (at 81.28 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "807f9d03-81bc-4170-a2b0-e8c30dbf44ef") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "J5") (unit 1) ) ) ) ) (symbol (lib_id "power:GND") (at 106.68 105.41 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "63f27059-70df-4b6d-b9fa-67bce2e51230") (property "Reference" "#PWR05" (at 106.68 111.76 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 106.68 110.49 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 106.68 105.41 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 106.68 105.41 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 106.68 105.41 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "e94bd0da-8721-4643-acf9-3d91f36ddde9") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR05") (unit 1) ) ) ) ) (symbol (lib_id "Connector_Generic:Conn_01x01") (at 81.28 48.26 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "69656a91-0842-406c-af77-b43bde868ed2") (property "Reference" "J3" (at 83.82 46.9899 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "Conn_01x01" (at 83.82 49.5299 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "PCM_4ms_TestPoint:TestPoint_WireHole" (at 81.28 48.26 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 81.28 48.26 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Generic connector, single row, 01x01, script generated (kicad-library-utils/schlib/autogen/connector/)" (at 81.28 48.26 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "b8fd0f14-c6fc-49ee-8184-688d90a5e9ac") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "J3") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Resistor:R_Generic") (at 73.66 119.38 180) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "7843cc38-4ea0-4f87-ab36-836af8872f5e") (property "Reference" "R3" (at 76.2 116.8399 0) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Value" "200" (at 76.2 119.3799 0) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Footprint" "PCM_4ms_Resistor:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" (at 76.2 106.68 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Datasheet" "" (at 73.66 119.38 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 73.66 119.38 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Display" "?" (at 76.2 121.9199 0) (effects (font (size 1.27 1.27) ) (justify right) (hide yes) ) ) (pin "1" (uuid "04706ed6-cee1-4e9c-a54a-0fc905d1fab7") ) (pin "2" (uuid "44c3f416-2a7d-4959-8375-f412bd17ea53") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "R3") (unit 1) ) ) ) ) (symbol (lib_id "power:GND") (at 165.1 68.58 180) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "88850d36-81ca-407f-a12b-0f6fcd3fd9ef") (property "Reference" "#PWR06" (at 165.1 62.23 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 165.1 63.5 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 165.1 68.58 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 165.1 68.58 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 165.1 68.58 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "b4a89a67-c6de-4f02-ab74-e956e1356070") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR06") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Resistor:R_Generic") (at 116.84 92.71 90) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "8ed8b2c1-4183-4769-8a81-f67f2264c71d") (property "Reference" "R4" (at 116.84 86.36 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "2.2K" (at 116.84 95.25 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Resistor:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" (at 129.54 95.25 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Datasheet" "" (at 116.84 92.71 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 116.84 92.71 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Display" "?" (at 116.84 88.9 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "821dbdf5-814a-4b20-a81b-4fafa80c0800") ) (pin "2" (uuid "ea4e21be-932e-423d-aafc-d9127ad21eea") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "R4") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Jack:3.5mm_Mono_Switched_sm") (at 160.02 73.66 180) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "919b77c5-1288-4aeb-83f7-ed366c6c7055") (property "Reference" "J1" (at 167.64 73.6599 0) (effects (font (size 1.524 1.524) ) (justify right) ) ) (property "Value" "Tape in" (at 167.64 76.1999 0) (effects (font (size 1.524 1.524) ) (justify right) ) ) (property "Footprint" "4ms_Jack:EighthInch_PJ398SM" (at 160.147 59.563 0) (effects (font (size 1.524 1.524) ) (hide yes) ) ) (property "Datasheet" "" (at 161.29 74.93 0) (effects (font (size 1.524 1.524) ) ) ) (property "Description" "Audio 3.5mm Jack, mono, switched, PC-pin Vertical" (at 160.02 73.66 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Specifications" "Audio 3.5mm Jack, mono, switched, PC-pin Vertical" (at 162.56 65.786 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Manufacturer" "Wenzhou QingPu Electronics Co" (at 162.56 64.262 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Part Number" "WQP-WQP518MA" (at 162.56 62.738 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (pin "2" (uuid "c19fcf80-d55c-4a32-bb47-982a7211a783") ) (pin "1" (uuid "74c349ff-a8b6-4c78-b60c-65dd057cc968") ) (pin "3" (uuid "611c3509-1019-46a1-80a1-136a36d2862b") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "J1") (unit 1) ) ) ) ) (symbol (lib_id "power:+12V") (at 73.66 48.26 90) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "9defd161-ab0d-4a17-8224-304c8227ebe9") (property "Reference" "#PWR03" (at 77.47 48.26 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "+12V" (at 69.85 48.2599 90) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "" (at 73.66 48.26 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 73.66 48.26 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"+12V\"" (at 73.66 48.26 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "00a6f82b-d64b-4f0c-a914-a7bb1d1c2b46") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR03") (unit 1) ) ) ) ) (symbol (lib_id "Device:C") (at 82.55 111.76 270) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (uuid "aaeabc85-c3f1-4d61-aab7-c17774130e23") (property "Reference" "C3" (at 82.55 104.14 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "10nF (optional)" (at 82.55 108.204 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Capacitor:C_Disc_P5.08mm" (at 78.74 112.7252 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 82.55 111.76 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Unpolarized capacitor" (at 82.55 111.76 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "8561f96f-9332-49c2-a5f5-b8a430374a46") ) (pin "2" (uuid "10633947-e7cc-47f5-95ad-049a16fb37a4") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "C3") (unit 1) ) ) ) ) (symbol (lib_id "power:GND") (at 73.66 43.18 270) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "ad2bbdb0-55d6-4787-94c3-227565df55f6") (property "Reference" "#PWR02" (at 67.31 43.18 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "GND" (at 69.85 43.1799 90) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Footprint" "" (at 73.66 43.18 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 73.66 43.18 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"GND\" , ground" (at 73.66 43.18 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "dc9f111b-03ed-4c26-bdfe-9e2134169ff2") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR02") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Resistor:R_Generic") (at 106.68 99.06 180) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "aef6937e-75ce-4ca3-96e9-8e6efaca1836") (property "Reference" "R5" (at 109.22 97.7899 0) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Value" "470" (at 109.22 100.3299 0) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Footprint" "PCM_4ms_Resistor:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" (at 109.22 86.36 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Datasheet" "" (at 106.68 99.06 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 106.68 99.06 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Display" "?" (at 102.87 99.06 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "497eaaeb-a438-45d5-9db9-6078bd7b5f62") ) (pin "2" (uuid "c14bd827-01e2-470c-95be-7b47ed885267") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "R5") (unit 1) ) ) ) ) (symbol (lib_id "power:-12V") (at 76.2 57.15 90) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "b931754d-af5e-4f11-a4ea-6d680e9bd9bf") (property "Reference" "#PWR07" (at 80.01 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "-12V" (at 72.39 57.1499 90) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "" (at 76.2 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 76.2 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"-12V\"" (at 76.2 57.15 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "6e24177a-c8ac-46ba-88c8-7269ebd56e74") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR07") (unit 1) ) ) ) ) (symbol (lib_id "power:-12V") (at 140.97 127 180) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "c05b1bf8-c960-4505-ac30-0bf6808405d3") (property "Reference" "#PWR010" (at 140.97 123.19 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Value" "-12V" (at 140.97 132.08 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "" (at 140.97 127 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 140.97 127 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Power symbol creates a global label with name \"-12V\"" (at 140.97 127 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "0e4f2c8e-2bac-4066-bb4b-fa6d5877bf29") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "#PWR010") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_IC:TL072") (at 114.3 78.74 0) (unit 2) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "d313a3f6-e6de-433f-94f5-e384b2babaa9") (property "Reference" "U1" (at 114.3 68.58 0) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "TL072" (at 114.3 71.12 0) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Package_DIP:DIP-8pin_TH" (at 114.3 78.74 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "" (at 114.3 78.74 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "TL072 Dual Opamp TSSOP-8" (at 114.3 78.74 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Specifications" "TL072 Dual Opamp" (at 111.76 86.614 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "JLCPCB ID" "C90748" (at 114.3 78.74 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "5" (uuid "d8751e6b-4833-4c46-b90b-b1cec70ea871") ) (pin "6" (uuid "d968a557-5ead-4162-89d0-82de4768b6a3") ) (pin "7" (uuid "397b14fd-bc33-4c2e-82f5-b0ed6e76b304") ) (pin "3" (uuid "eeb54cc5-871e-4339-b0f1-a70d07f14b3a") ) (pin "8" (uuid "e0198409-bf80-4a44-86f1-bb728ad68cfe") ) (pin "2" (uuid "de03b1de-e8f0-4bfd-94d8-93b980618f8e") ) (pin "4" (uuid "8f97f77a-3524-42cc-9d25-dfaadf033e1b") ) (pin "1" (uuid "02507b75-9aa9-41e2-9e7d-cdbdef2badc3") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "U1") (unit 2) ) ) ) ) (symbol (lib_id "Device:C_Polarized") (at 73.66 132.08 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "d411ba5b-b823-48c6-92a4-4b1e0bc78c3a") (property "Reference" "C2" (at 77.47 129.9209 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Value" "47uF" (at 77.47 132.4609 0) (effects (font (size 1.27 1.27) ) (justify left) ) ) (property "Footprint" "PCM_4ms_Capacitor:CP_Radial_P2.5mm" (at 74.6252 135.89 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 73.66 132.08 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Polarized capacitor" (at 73.66 132.08 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "8e9b33a4-14b3-4226-9049-b6f8b6788a63") ) (pin "2" (uuid "81c6e4bd-b57a-4fb7-8ef5-5773cdfc9abc") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "C2") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Resistor:R_Generic") (at 87.63 91.44 90) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "d429fd4f-f311-475b-9f91-9949aac5d192") (property "Reference" "R1" (at 87.63 85.09 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "3.6K" (at 87.63 93.98 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Resistor:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal" (at 100.33 93.98 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Datasheet" "" (at 87.63 91.44 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "" (at 87.63 91.44 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Display" "?" (at 87.63 87.63 90) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "750c3808-e408-42a0-b532-bad918175bdf") ) (pin "2" (uuid "1cd8108e-9a6c-4bbc-869d-61560b1e9dca") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "R1") (unit 1) ) ) ) ) (symbol (lib_id "Device:R_Potentiometer") (at 127 87.63 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "d74d7a8a-53dd-4d35-b0d6-562845cd7b27") (property "Reference" "RV1" (at 124.46 86.3599 0) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Value" "50K (Gain)" (at 124.46 88.8999 0) (effects (font (size 1.27 1.27) ) (justify right) ) ) (property "Footprint" "PCM_4ms_Potentiometer:Pot_9mm_DShaft" (at 127 87.63 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 127 87.63 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Potentiometer" (at 127 87.63 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "bedc8531-9247-4620-abf6-42e52b61d4c8") ) (pin "2" (uuid "8af1057b-0179-4217-a7b5-fb5daec3c74a") ) (pin "3" (uuid "0a1750a2-bdb6-4cf0-af9b-55cce9d1a924") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "RV1") (unit 1) ) ) ) ) (symbol (lib_id "PCM_4ms_Jack:3.5mm_Mono_Switched_sm") (at 43.18 78.74 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced yes) (uuid "d9c7b371-08ac-44cf-8ed4-27c7350d5dd8") (property "Reference" "J6" (at 41.91 68.58 0) (effects (font (size 1.524 1.524) ) ) ) (property "Value" "Tape in" (at 41.91 71.12 0) (effects (font (size 1.524 1.524) ) ) ) (property "Footprint" "4ms_Jack:EighthInch_PJ398SM" (at 43.053 92.837 0) (effects (font (size 1.524 1.524) ) (hide yes) ) ) (property "Datasheet" "" (at 41.91 77.47 0) (effects (font (size 1.524 1.524) ) ) ) (property "Description" "Audio 3.5mm Jack, mono, switched, PC-pin Vertical" (at 43.18 78.74 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Specifications" "Audio 3.5mm Jack, mono, switched, PC-pin Vertical" (at 40.64 86.614 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Manufacturer" "Wenzhou QingPu Electronics Co" (at 40.64 88.138 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (property "Part Number" "WQP-WQP518MA" (at 40.64 89.662 0) (effects (font (size 1.27 1.27) ) (justify left) (hide yes) ) ) (pin "2" (uuid "c7e0fea6-6b8c-4fca-bea7-88afc0d871ff") ) (pin "1" (uuid "c3afcc2f-0412-4b57-83c9-d27c98c6cc70") ) (pin "3" (uuid "793e448f-126a-45c1-b6a4-772537a0969b") ) (instances (project "" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "J6") (unit 1) ) ) ) ) (symbol (lib_id "Device:C") (at 152.4 121.92 0) (unit 1) (exclude_from_sim no) (in_bom yes) (on_board yes) (dnp no) (uuid "ebb8670f-e5a4-48d8-bbdd-28fbc4639e93") (property "Reference" "C4" (at 144.78 121.92 90) (effects (font (size 1.27 1.27) ) ) ) (property "Value" "100nf" (at 148.844 121.92 90) (effects (font (size 1.27 1.27) ) ) ) (property "Footprint" "PCM_4ms_Capacitor:C_Disc_P5.08mm" (at 153.3652 125.73 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Datasheet" "~" (at 152.4 121.92 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (property "Description" "Unpolarized capacitor" (at 152.4 121.92 0) (effects (font (size 1.27 1.27) ) (hide yes) ) ) (pin "1" (uuid "43dde0dc-c975-4fb3-b563-e2a4f0a87a7a") ) (pin "2" (uuid "5119814e-83aa-4c3d-928d-8b775cf3a72d") ) (instances (project "TapeHeadAmp" (path "/f02b955d-882c-4470-8d36-314478ef1737" (reference "C4") (unit 1) ) ) ) ) (sheet_instances (path "/" (page "1") ) ) )