Create a schematic for Audio preamplifier circuit 

libSymbols:
- Amplifier_Operational:TL074
- Connector:AudioJack2_SwitchT
- Connector:TestPoint
- Connector_Generic:Conn_02x05_Odd_Even
- Device:C
- Device:C_Polarized
- Device:D
- Device:R
- Device:R_Potentiometer_Trim
- Mechanical:MountingHole
- Switch:SW_SPDT_MSM
- Transistor_FET:MMBFJ113
- power:+12V
- power:+12VA
- power:-12V
- power:-12VA
- power:GND
- power:GND1
schematicSymbols:
- libraryNickname: power
  entryName: GND
  position:
    x: 245.618
    y: 133.223
    angle: 90
  properties:
  - key: Reference
    value: '#PWR052'
    position:
      x: 251.968
      y: 133.223
      angle: 0
  - key: Value
    value: GND
    position:
      x: 248.92
      y: 133.2229
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 83.947
    y: 75.692
    angle: 0
  properties:
  - key: Reference
    value: '#PWR029'
    position:
      x: 83.947
      y: 82.042
      angle: 0
  - key: Value
    value: GND
    position:
      x: 83.947
      y: 81.28
      angle: 0
- libraryNickname: power
  entryName: GND1
  position:
    x: 245.618
    y: 113.792
    angle: 90
  properties:
  - key: Reference
    value: '#PWR048'
    position:
      x: 251.968
      y: 113.792
      angle: 0
  - key: Value
    value: GND1
    position:
      x: 248.92
      y: 113.7919
      angle: 90
- libraryNickname: Connector_Generic
  entryName: Conn_02x05_Odd_Even
  position:
    x: 237.998
    y: 128.143
    angle: 0
  properties:
  - key: Reference
    value: J8
    position:
      x: 239.268
      y: 116.84
      angle: 0
  - key: Value
    value: Conn_02x05_Odd_Even
    position:
      x: 239.268
      y: 119.38
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 78.486
    y: 134.239
    angle: 180
  properties:
  - key: Reference
    value: R9
    position:
      x: 76.2
      y: 132.9689
      angle: 0
  - key: Value
    value: 100k
    position:
      x: 76.2
      y: 135.5089
      angle: 0
- libraryNickname: Transistor_FET
  entryName: MMBFJ113
  position:
    x: 111.379
    y: 47.117
    angle: 90
  properties:
  - key: Reference
    value: Q1
    position:
      x: 111.379
      y: 38.1
      angle: 90
  - key: Value
    value: MMBFJ113
    position:
      x: 111.379
      y: 40.64
      angle: 90
- libraryNickname: Connector
  entryName: AudioJack2_SwitchT
  position:
    x: 169.799
    y: 100.33
    angle: 0
  properties:
  - key: Reference
    value: J5
    position:
      x: 175.26
      y: 99.6949
      angle: 0
  - key: Value
    value: AudioJack2_SwitchT
    position:
      x: 175.26
      y: 102.2349
      angle: 0
- libraryNickname: Connector
  entryName: AudioJack2_SwitchT
  position:
    x: 46.609
    y: 139.827
    angle: 0
  properties:
  - key: Reference
    value: J6
    position:
      x: 45.974
      y: 130.81
      angle: 0
  - key: Value
    value: AudioJack2_SwitchT
    position:
      x: 45.974
      y: 133.35
      angle: 0
- libraryNickname: power
  entryName: GND1
  position:
    x: 52.197
    y: 40.005
    angle: 90
  properties:
  - key: Reference
    value: '#PWR08'
    position:
      x: 58.547
      y: 40.005
      angle: 0
  - key: Value
    value: GND1
    position:
      x: 55.88
      y: 40.0049
      angle: 90
- libraryNickname: Connector
  entryName: TestPoint
  position:
    x: 42.672
    y: 116.459
    angle: 180
  properties:
  - key: Reference
    value: TP1
    position:
      x: 44.45
      y: 118.4909
      angle: 0
  - key: Value
    value: TestPoint
    position:
      x: 44.45
      y: 121.0309
      angle: 0
- libraryNickname: power
  entryName: -12V
  position:
    x: 206.248
    y: 67.183
    angle: 180
  properties:
  - key: Reference
    value: '#PWR027'
    position:
      x: 206.248
      y: 69.723
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 206.248
      y: 72.39
      angle: 0
- libraryNickname: Device
  entryName: C
  position:
    x: 251.46
    y: 31.369
    angle: 0
  properties:
  - key: Reference
    value: C2
    position:
      x: 255.27
      y: 30.0989
      angle: 0
  - key: Value
    value: 100n
    position:
      x: 255.27
      y: 32.6389
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 241.427
    y: 62.357
    angle: 270
  properties:
  - key: Reference
    value: '#PWR022'
    position:
      x: 235.077
      y: 62.357
      angle: 0
  - key: Value
    value: GND
    position:
      x: 237.49
      y: 62.3569
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 199.644
    y: 87.503
    angle: 270
  properties:
  - key: Reference
    value: '#PWR032'
    position:
      x: 193.294
      y: 87.503
      angle: 0
  - key: Value
    value: GND
    position:
      x: 195.58
      y: 87.5029
      angle: 90
- libraryNickname: Device
  entryName: R
  position:
    x: 108.458
    y: 118.364
    angle: 180
  properties:
  - key: Reference
    value: R8
    position:
      x: 106.68
      y: 117.0939
      angle: 0
  - key: Value
    value: 1M
    position:
      x: 106.68
      y: 119.6339
      angle: 0
- libraryNickname: Device
  entryName: C
  position:
    x: 82.296
    y: 130.429
    angle: 90
  properties:
  - key: Reference
    value: C10
    position:
      x: 82.296
      y: 123.19
      angle: 90
  - key: Value
    value: 1n
    position:
      x: 82.296
      y: 125.73
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 203.2
    y: 26.797
    angle: 0
  properties:
  - key: Reference
    value: '#PWR01'
    position:
      x: 203.2
      y: 30.607
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 203.2
      y: 21.59
      angle: 0
- libraryNickname: power
  entryName: GND1
  position:
    x: 164.719
    y: 97.79
    angle: 270
  properties:
  - key: Reference
    value: '#PWR037'
    position:
      x: 158.369
      y: 97.79
      angle: 0
  - key: Value
    value: GND1
    position:
      x: 163.449
      y: 93.98
      angle: 90
- libraryNickname: Connector
  entryName: AudioJack2_SwitchT
  position:
    x: 46.736
    y: 65.786
    angle: 0
  properties:
  - key: Reference
    value: J4
    position:
      x: 46.101
      y: 57.15
      angle: 0
  - key: Value
    value: AudioJack2_SwitchT
    position:
      x: 46.101
      y: 59.69
      angle: 0
- libraryNickname: Connector
  entryName: TestPoint
  position:
    x: 27.94
    y: 126.746
    angle: 0
  properties:
  - key: Reference
    value: TP2
    position:
      x: 30.48
      y: 122.1739
      angle: 0
  - key: Value
    value: TestPoint
    position:
      x: 30.48
      y: 124.7139
      angle: 0
- libraryNickname: Device
  entryName: D
  position:
    x: 113.538
    y: 118.364
    angle: 90
  properties:
  - key: Reference
    value: D3
    position:
      x: 115.57
      y: 117.0939
      angle: 90
  - key: Value
    value: D
    position:
      x: 115.57
      y: 119.6339
      angle: 90
- libraryNickname: power
  entryName: -12V
  position:
    x: 251.46
    y: 42.799
    angle: 180
  properties:
  - key: Reference
    value: '#PWR012'
    position:
      x: 251.46
      y: 45.339
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 251.46
      y: 48.26
      angle: 0
- libraryNickname: Connector_Generic
  entryName: Conn_02x05_Odd_Even
  position:
    x: 237.998
    y: 108.712
    angle: 0
  properties:
  - key: Reference
    value: J7
    position:
      x: 239.268
      y: 96.52
      angle: 0
  - key: Value
    value: Conn_02x05_Odd_Even
    position:
      x: 239.268
      y: 99.06
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 36.703
    y: 110.744
    angle: 0
  properties:
  - key: Reference
    value: '#PWR0101'
    position:
      x: 36.703
      y: 117.094
      angle: 0
  - key: Value
    value: GND
    position:
      x: 36.703
      y: 116.078
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 76.327
    y: 75.692
    angle: 0
  properties:
  - key: Reference
    value: '#PWR028'
    position:
      x: 76.327
      y: 82.042
      angle: 0
  - key: Value
    value: GND
    position:
      x: 76.327
      y: 81.28
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 241.427
    y: 59.817
    angle: 270
  properties:
  - key: Reference
    value: '#PWR020'
    position:
      x: 235.077
      y: 59.817
      angle: 0
  - key: Value
    value: GND
    position:
      x: 237.49
      y: 59.8169
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 218.059
    y: 27.051
    angle: 0
  properties:
  - key: Reference
    value: '#PWR02'
    position:
      x: 218.059
      y: 30.861
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 218.059
      y: 21.59
      angle: 0
- libraryNickname: power
  entryName: -12VA
  position:
    x: 26.035
    y: 82.169
    angle: 0
  properties:
  - key: Reference
    value: '#PWR035'
    position:
      x: 26.035
      y: 85.979
      angle: 0
  - key: Value
    value: -12VA
    position:
      x: 26.035
      y: 77.47
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 61.722
    y: 97.028
    angle: 270
  properties:
  - key: Reference
    value: R6
    position:
      x: 61.722
      y: 90.17
      angle: 90
  - key: Value
    value: 1k
    position:
      x: 61.722
      y: 92.71
      angle: 90
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 137.16
    y: 42.037
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 137.16
      y: 31.75
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 137.16
      y: 34.29
      angle: 0
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 207.264
    y: 90.043
    angle: 0
  properties:
  - key: Reference
    value: U2
    position:
      x: 207.264
      y: 80.01
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 207.264
      y: 82.55
      angle: 0
- libraryNickname: power
  entryName: -12VA
  position:
    x: 232.918
    y: 103.632
    angle: 90
  properties:
  - key: Reference
    value: '#PWR041'
    position:
      x: 236.728
      y: 103.632
      angle: 0
  - key: Value
    value: -12VA
    position:
      x: 228.6
      y: 103.6319
      angle: 90
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 139.319
    y: 104.394
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 139.319
      y: 92.71
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 139.319
      y: 95.25
      angle: 0
- libraryNickname: power
  entryName: -12V
  position:
    x: 241.427
    y: 54.737
    angle: 90
  properties:
  - key: Reference
    value: '#PWR015'
    position:
      x: 238.887
      y: 54.737
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 237.49
      y: 54.7369
      angle: 90
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 101.346
    y: 132.969
    angle: 0
  properties:
  - key: Reference
    value: U2
    position:
      x: 101.346
      y: 123.19
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 101.346
      y: 125.73
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 95.377
    y: 79.375
    angle: 90
  properties:
  - key: Reference
    value: R4
    position:
      x: 95.377
      y: 82.55
      angle: 90
  - key: Value
    value: 100k
    position:
      x: 95.504
      y: 85.09
      angle: 90
- libraryNickname: power
  entryName: +12VA
  position:
    x: 31.115
    y: 82.169
    angle: 0
  properties:
  - key: Reference
    value: '#PWR036'
    position:
      x: 31.115
      y: 85.979
      angle: 0
  - key: Value
    value: +12VA
    position:
      x: 33.02
      y: 80.8989
      angle: 0
- libraryNickname: Device
  entryName: C
  position:
    x: 239.522
    y: 31.369
    angle: 0
  properties:
  - key: Reference
    value: C1
    position:
      x: 242.57
      y: 30.0989
      angle: 0
  - key: Value
    value: 100n
    position:
      x: 242.57
      y: 32.6389
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 254.127
    y: 62.357
    angle: 90
  properties:
  - key: Reference
    value: '#PWR023'
    position:
      x: 260.477
      y: 62.357
      angle: 0
  - key: Value
    value: GND
    position:
      x: 257.81
      y: 62.3569
      angle: 90
- libraryNickname: power
  entryName: GND1
  position:
    x: 51.816
    y: 63.246
    angle: 90
  properties:
  - key: Reference
    value: '#PWR024'
    position:
      x: 58.166
      y: 63.246
      angle: 0
  - key: Value
    value: GND1
    position:
      x: 55.88
      y: 63.2459
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 245.618
    y: 123.063
    angle: 270
  properties:
  - key: Reference
    value: '#PWR050'
    position:
      x: 241.808
      y: 123.063
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 248.92
      y: 123.0629
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 99.187
    y: 79.375
    angle: 270
  properties:
  - key: Reference
    value: '#PWR030'
    position:
      x: 95.377
      y: 79.375
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 102.87
      y: 79.3749
      angle: 90
- libraryNickname: power
  entryName: +12VA
  position:
    x: 245.618
    y: 103.632
    angle: 270
  properties:
  - key: Reference
    value: '#PWR046'
    position:
      x: 241.808
      y: 103.632
      angle: 0
  - key: Value
    value: +12VA
    position:
      x: 248.92
      y: 103.6319
      angle: 90
- libraryNickname: Device
  entryName: R
  position:
    x: 86.106
    y: 134.239
    angle: 180
  properties:
  - key: Reference
    value: R10
    position:
      x: 88.9
      y: 132.9689
      angle: 0
  - key: Value
    value: 100k
    position:
      x: 88.9
      y: 135.5089
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 83.947
    y: 71.882
    angle: 180
  properties:
  - key: Reference
    value: R3
    position:
      x: 86.36
      y: 70.6119
      angle: 0
  - key: Value
    value: 100k
    position:
      x: 86.36
      y: 73.1519
      angle: 0
- libraryNickname: power
  entryName: -12V
  position:
    x: 232.918
    y: 123.063
    angle: 90
  properties:
  - key: Reference
    value: '#PWR049'
    position:
      x: 230.378
      y: 123.063
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 228.6
      y: 123.0629
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 199.644
    y: 92.583
    angle: 270
  properties:
  - key: Reference
    value: '#PWR034'
    position:
      x: 193.294
      y: 92.583
      angle: 0
  - key: Value
    value: GND
    position:
      x: 195.58
      y: 92.5829
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 251.46
    y: 27.559
    angle: 0
  properties:
  - key: Reference
    value: '#PWR04'
    position:
      x: 251.46
      y: 31.369
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 251.46
      y: 22.86
      angle: 0
- libraryNickname: power
  entryName: GND1
  position:
    x: 162.814
    y: 34.798
    angle: 270
  properties:
  - key: Reference
    value: '#PWR07'
    position:
      x: 156.464
      y: 34.798
      angle: 0
  - key: Value
    value: GND1
    position:
      x: 161.544
      y: 30.48
      angle: 90
- libraryNickname: Mechanical
  entryName: MountingHole
  position:
    x: 233.68
    y: 86.233
    angle: 0
  properties:
  - key: Reference
    value: H1
    position:
      x: 236.22
      y: 84.9629
      angle: 0
  - key: Value
    value: MountingHole
    position:
      x: 236.22
      y: 87.5029
      angle: 0
- libraryNickname: Device
  entryName: D
  position:
    x: 111.379
    y: 56.007
    angle: 90
  properties:
  - key: Reference
    value: D1
    position:
      x: 114.3
      y: 54.7369
      angle: 90
  - key: Value
    value: D
    position:
      x: 114.3
      y: 57.2769
      angle: 90
- libraryNickname: Connector_Generic
  entryName: Conn_02x05_Odd_Even
  position:
    x: 246.507
    y: 59.817
    angle: 0
  properties:
  - key: Reference
    value: J3
    position:
      x: 247.777
      y: 68.58
      angle: 0
  - key: Value
    value: Conn_02x05_Odd_Even
    position:
      x: 247.777
      y: 71.12
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 214.884
    y: 90.043
    angle: 90
  properties:
  - key: Reference
    value: '#PWR033'
    position:
      x: 221.234
      y: 90.043
      angle: 0
  - key: Value
    value: GND
    position:
      x: 218.44
      y: 90.0429
      angle: 90
- libraryNickname: Device
  entryName: D
  position:
    x: 89.916
    y: 130.429
    angle: 180
  properties:
  - key: Reference
    value: D4
    position:
      x: 89.916
      y: 124.46
      angle: 0
  - key: Value
    value: D
    position:
      x: 89.916
      y: 127
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 97.536
    y: 141.732
    angle: 90
  properties:
  - key: Reference
    value: R11
    position:
      x: 97.536
      y: 135.89
      angle: 90
  - key: Value
    value: 100k
    position:
      x: 97.536
      y: 138.43
      angle: 90
- libraryNickname: Device
  entryName: C
  position:
    x: 239.522
    y: 38.989
    angle: 0
  properties:
  - key: Reference
    value: C3
    position:
      x: 242.57
      y: 37.7189
      angle: 0
  - key: Value
    value: 100n
    position:
      x: 242.57
      y: 40.2589
      angle: 0
- libraryNickname: Device
  entryName: C
  position:
    x: 80.137
    y: 68.072
    angle: 90
  properties:
  - key: Reference
    value: C8
    position:
      x: 80.137
      y: 60.96
      angle: 90
  - key: Value
    value: 1n
    position:
      x: 80.137
      y: 63.5
      angle: 90
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 220.599
    y: 34.671
    angle: 0
  properties:
  - key: Reference
    value: U2
    position:
      x: 219.71
      y: 33.4009
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 219.71
      y: 35.9409
      angle: 0
- libraryNickname: Device
  entryName: C
  position:
    x: 120.396
    y: 48.387
    angle: 0
  properties:
  - key: Reference
    value: C5
    position:
      x: 124.46
      y: 47.1169
      angle: 0
  - key: Value
    value: 100n polystyrene
    position:
      x: 124.46
      y: 49.6569
      angle: 0
- libraryNickname: power
  entryName: +12V
  position:
    x: 206.248
    y: 51.943
    angle: 0
  properties:
  - key: Reference
    value: '#PWR013'
    position:
      x: 206.248
      y: 55.753
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 206.248
      y: 46.99
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 206.248
    y: 59.563
    angle: 270
  properties:
  - key: Reference
    value: '#PWR019'
    position:
      x: 199.898
      y: 59.563
      angle: 0
  - key: Value
    value: GND
    position:
      x: 201.93
      y: 59.5629
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 241.427
    y: 64.897
    angle: 90
  properties:
  - key: Reference
    value: '#PWR025'
    position:
      x: 245.237
      y: 64.897
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 237.49
      y: 64.8969
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 101.346
    y: 141.732
    angle: 270
  properties:
  - key: Reference
    value: '#PWR044'
    position:
      x: 97.536
      y: 141.732
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 105.41
      y: 141.7319
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 254.127
    y: 57.277
    angle: 90
  properties:
  - key: Reference
    value: '#PWR018'
    position:
      x: 260.477
      y: 57.277
      angle: 0
  - key: Value
    value: GND
    position:
      x: 257.81
      y: 57.2769
      angle: 90
- libraryNickname: power
  entryName: -12V
  position:
    x: 239.522
    y: 42.799
    angle: 180
  properties:
  - key: Reference
    value: '#PWR011'
    position:
      x: 239.522
      y: 45.339
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 239.522
      y: 48.26
      angle: 0
- libraryNickname: Device
  entryName: C_Polarized
  position:
    x: 206.248
    y: 63.373
    angle: 0
  properties:
  - key: Reference
    value: C7
    position:
      x: 209.55
      y: 61.2139
      angle: 0
  - key: Value
    value: 10u
    position:
      x: 209.55
      y: 63.7539
      angle: 0
- libraryNickname: power
  entryName: GND1
  position:
    x: 232.918
    y: 113.792
    angle: 270
  properties:
  - key: Reference
    value: '#PWR047'
    position:
      x: 226.568
      y: 113.792
      angle: 0
  - key: Value
    value: GND1
    position:
      x: 228.6
      y: 113.7919
      angle: 90
- libraryNickname: power
  entryName: -12V
  position:
    x: 218.059
    y: 42.291
    angle: 180
  properties:
  - key: Reference
    value: '#PWR010'
    position:
      x: 218.059
      y: 44.831
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 218.059
      y: 46.99
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 86.106
    y: 138.049
    angle: 0
  properties:
  - key: Reference
    value: '#PWR043'
    position:
      x: 86.106
      y: 144.399
      angle: 0
  - key: Value
    value: GND
    position:
      x: 86.106
      y: 143.51
      angle: 0
- libraryNickname: power
  entryName: +12V
  position:
    x: 254.127
    y: 64.897
    angle: 270
  properties:
  - key: Reference
    value: '#PWR026'
    position:
      x: 250.317
      y: 64.897
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 257.81
      y: 64.8969
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 122.555
    y: 114.554
    angle: 0
  properties:
  - key: Reference
    value: '#PWR039'
    position:
      x: 122.555
      y: 120.904
      angle: 0
  - key: Value
    value: GND
    position:
      x: 122.555
      y: 119.38
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 76.327
    y: 71.882
    angle: 180
  properties:
  - key: Reference
    value: R2
    position:
      x: 73.66
      y: 70.6119
      angle: 0
  - key: Value
    value: 100k
    position:
      x: 73.66
      y: 73.1519
      angle: 0
- libraryNickname: power
  entryName: -12V
  position:
    x: 203.2
    y: 42.037
    angle: 180
  properties:
  - key: Reference
    value: '#PWR09'
    position:
      x: 203.2
      y: 44.577
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 200.66
      y: 43.3069
      angle: 0
- libraryNickname: Device
  entryName: C
  position:
    x: 122.555
    y: 110.744
    angle: 0
  properties:
  - key: Reference
    value: C9
    position:
      x: 125.73
      y: 109.4739
      angle: 0
  - key: Value
    value: 100n polystyrene
    position:
      x: 125.73
      y: 112.0139
      angle: 0
- libraryNickname: power
  entryName: -12V
  position:
    x: 254.127
    y: 54.737
    angle: 270
  properties:
  - key: Reference
    value: '#PWR016'
    position:
      x: 256.667
      y: 54.737
      angle: 0
  - key: Value
    value: -12V
    position:
      x: 257.81
      y: 54.7369
      angle: 90
- libraryNickname: Transistor_FET
  entryName: MMBFJ113
  position:
    x: 113.538
    y: 109.474
    angle: 90
  properties:
  - key: Reference
    value: Q2
    position:
      x: 113.538
      y: 100.33
      angle: 90
  - key: Value
    value: MMBFJ113
    position:
      x: 113.538
      y: 102.87
      angle: 90
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 50.292
    y: 109.474
    angle: 0
  properties:
  - key: Reference
    value: U2
    position:
      x: 50.292
      y: 99.06
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 50.292
      y: 101.6
      angle: 0
- libraryNickname: Device
  entryName: C_Polarized
  position:
    x: 206.248
    y: 55.753
    angle: 0
  properties:
  - key: Reference
    value: C6
    position:
      x: 209.55
      y: 53.5939
      angle: 0
  - key: Value
    value: 10u
    position:
      x: 209.55
      y: 56.1339
      angle: 0
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 205.74
    y: 34.417
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 204.47
      y: 33.1469
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 204.47
      y: 35.6869
      angle: 0
- libraryNickname: Device
  entryName: R_Potentiometer_Trim
  position:
    x: 36.703
    y: 106.934
    angle: 0
  properties:
  - key: Reference
    value: RV1
    position:
      x: 34.798
      y: 105.6639
      angle: 0
  - key: Value
    value: R_Potentiometer_Trim
    position:
      x: 34.798
      y: 108.2039
      angle: 0
- libraryNickname: power
  entryName: GND1
  position:
    x: 51.689
    y: 137.287
    angle: 90
  properties:
  - key: Reference
    value: '#PWR053'
    position:
      x: 58.039
      y: 137.287
      angle: 0
  - key: Value
    value: GND1
    position:
      x: 55.88
      y: 137.2869
      angle: 90
- libraryNickname: Connector
  entryName: AudioJack2_SwitchT
  position:
    x: 47.117
    y: 42.545
    angle: 0
  properties:
  - key: Reference
    value: J2
    position:
      x: 46.482
      y: 33.02
      angle: 0
  - key: Value
    value: AudioJack2_SwitchT
    position:
      x: 46.482
      y: 35.56
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 251.46
    y: 35.179
    angle: 270
  properties:
  - key: Reference
    value: '#PWR06'
    position:
      x: 245.11
      y: 35.179
      angle: 0
  - key: Value
    value: GND
    position:
      x: 247.65
      y: 35.1789
      angle: 90
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 100.838
    y: 106.934
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 100.838
      y: 114.3
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 100.838
      y: 116.84
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 93.726
    y: 145.542
    angle: 180
  properties:
  - key: Reference
    value: R12
    position:
      x: 96.647
      y: 144.2719
      angle: 0
  - key: Value
    value: 33k
    position:
      x: 96.647
      y: 146.8119
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 120.396
    y: 52.197
    angle: 0
  properties:
  - key: Reference
    value: '#PWR014'
    position:
      x: 120.396
      y: 58.547
      angle: 0
  - key: Value
    value: GND
    position:
      x: 120.396
      y: 57.15
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 78.486
    y: 138.049
    angle: 0
  properties:
  - key: Reference
    value: '#PWR042'
    position:
      x: 78.486
      y: 144.399
      angle: 0
  - key: Value
    value: GND
    position:
      x: 78.486
      y: 143.51
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 91.567
    y: 83.185
    angle: 180
  properties:
  - key: Reference
    value: R5
    position:
      x: 89.027
      y: 81.9149
      angle: 0
  - key: Value
    value: 33k
    position:
      x: 89.027
      y: 84.4549
      angle: 0
- libraryNickname: Device
  entryName: D
  position:
    x: 87.757
    y: 68.072
    angle: 180
  properties:
  - key: Reference
    value: D2
    position:
      x: 87.757
      y: 60.96
      angle: 0
  - key: Value
    value: D
    position:
      x: 87.757
      y: 63.5
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 27.94
    y: 126.746
    angle: 0
  properties:
  - key: Reference
    value: '#PWR040'
    position:
      x: 27.94
      y: 133.096
      angle: 0
  - key: Value
    value: GND
    position:
      x: 27.94
      y: 132.08
      angle: 0
- libraryNickname: Mechanical
  entryName: MountingHole
  position:
    x: 248.539
    y: 86.487
    angle: 0
  properties:
  - key: Reference
    value: H2
    position:
      x: 251.079
      y: 85.2169
      angle: 0
  - key: Value
    value: MountingHole
    position:
      x: 251.079
      y: 87.7569
      angle: 0
- libraryNickname: Connector
  entryName: AudioJack2_SwitchT
  position:
    x: 167.894
    y: 37.338
    angle: 0
  properties:
  - key: Reference
    value: J1
    position:
      x: 172.72
      y: 36.7029
      angle: 0
  - key: Value
    value: AudioJack2_SwitchT
    position:
      x: 172.72
      y: 39.2429
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 93.726
    y: 149.352
    angle: 0
  properties:
  - key: Reference
    value: '#PWR045'
    position:
      x: 93.726
      y: 155.702
      angle: 0
  - key: Value
    value: GND
    position:
      x: 93.726
      y: 154.94
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 106.299
    y: 56.007
    angle: 180
  properties:
  - key: Reference
    value: R1
    position:
      x: 104.14
      y: 54.7369
      angle: 0
  - key: Value
    value: 1M
    position:
      x: 104.14
      y: 57.2769
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 254.127
    y: 59.817
    angle: 90
  properties:
  - key: Reference
    value: '#PWR021'
    position:
      x: 260.477
      y: 59.817
      angle: 0
  - key: Value
    value: GND
    position:
      x: 257.81
      y: 59.8169
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 91.567
    y: 86.995
    angle: 0
  properties:
  - key: Reference
    value: '#PWR031'
    position:
      x: 91.567
      y: 93.345
      angle: 0
  - key: Value
    value: GND
    position:
      x: 91.567
      y: 91.44
      angle: 0
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 98.679
    y: 44.577
    angle: 0
  properties:
  - key: Reference
    value: U1
    position:
      x: 98.679
      y: 34.29
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 98.679
      y: 36.83
      angle: 0
- libraryNickname: Device
  entryName: R
  position:
    x: 61.722
    y: 109.474
    angle: 270
  properties:
  - key: Reference
    value: R7
    position:
      x: 61.722
      y: 102.87
      angle: 90
  - key: Value
    value: 1k
    position:
      x: 61.722
      y: 105.41
      angle: 90
- libraryNickname: power
  entryName: +12V
  position:
    x: 239.522
    y: 27.559
    angle: 0
  properties:
  - key: Reference
    value: '#PWR03'
    position:
      x: 239.522
      y: 31.369
      angle: 0
  - key: Value
    value: +12V
    position:
      x: 239.522
      y: 22.86
      angle: 0
- libraryNickname: Switch
  entryName: SW_SPDT_MSM
  position:
    x: 28.575
    y: 87.249
    angle: 90
  properties:
  - key: Reference
    value: SW1
    position:
      x: 33.02
      y: 85.8519
      angle: 90
  - key: Value
    value: SW_SPDT_MSM
    position:
      x: 33.02
      y: 88.3919
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 239.522
    y: 35.179
    angle: 270
  properties:
  - key: Reference
    value: '#PWR05'
    position:
      x: 233.172
      y: 35.179
      angle: 0
  - key: Value
    value: GND
    position:
      x: 236.22
      y: 35.1789
      angle: 90
- libraryNickname: power
  entryName: GND
  position:
    x: 232.918
    y: 133.223
    angle: 270
  properties:
  - key: Reference
    value: '#PWR051'
    position:
      x: 226.568
      y: 133.223
      angle: 0
  - key: Value
    value: GND
    position:
      x: 228.6
      y: 133.2229
      angle: 90
- libraryNickname: Device
  entryName: C
  position:
    x: 251.46
    y: 38.989
    angle: 0
  properties:
  - key: Reference
    value: C4
    position:
      x: 255.27
      y: 37.7189
      angle: 0
  - key: Value
    value: 100n
    position:
      x: 255.27
      y: 40.2589
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 241.427
    y: 57.277
    angle: 270
  properties:
  - key: Reference
    value: '#PWR017'
    position:
      x: 235.077
      y: 57.277
      angle: 0
  - key: Value
    value: GND
    position:
      x: 237.49
      y: 57.2769
      angle: 90
- libraryNickname: Amplifier_Operational
  entryName: TL074
  position:
    x: 99.187
    y: 70.612
    angle: 0
  properties:
  - key: Reference
    value: U2
    position:
      x: 99.187
      y: 59.69
      angle: 0
  - key: Value
    value: TL074
    position:
      x: 99.187
      y: 62.23
      angle: 0
junctions:
- position:
    x: 57.912
    y: 109.474
    angle: 0
- position:
    x: 113.538
    y: 122.174
    angle: 0
- position:
    x: 251.46
    y: 35.179
    angle: 0
- position:
    x: 120.396
    y: 44.577
    angle: 0
- position:
    x: 108.458
    y: 106.934
    angle: 0
- position:
    x: 65.532
    y: 109.474
    angle: 0
- position:
    x: 122.555
    y: 106.934
    angle: 0
- position:
    x: 86.106
    y: 130.429
    angle: 0
- position:
    x: 93.726
    y: 141.732
    angle: 0
- position:
    x: 91.567
    y: 79.375
    angle: 0
- position:
    x: 206.248
    y: 59.563
    angle: 0
- position:
    x: 42.672
    y: 116.459
    angle: 0
- position:
    x: 106.299
    y: 44.577
    angle: 0
- position:
    x: 83.947
    y: 68.072
    angle: 0
- position:
    x: 239.522
    y: 35.179
    angle: 0
- position:
    x: 111.379
    y: 59.817
    angle: 0
noConnects: []
busEntries: []
graphicalItems:
- type: wire
  points:
  - x: 42.672
    y: 112.014
  - x: 42.672
    y: 116.459
- type: wire
  points:
  - x: 146.939
    y: 97.155
  - x: 146.939
    y: 104.394
- type: wire
  points:
  - x: 106.807
    y: 70.612
  - x: 111.379
    y: 70.612
- type: wire
  points:
  - x: 93.218
    y: 100.076
  - x: 108.458
    y: 100.076
- type: wire
  points:
  - x: 118.618
    y: 106.934
  - x: 122.555
    y: 106.934
- type: wire
  points:
  - x: 116.459
    y: 44.577
  - x: 120.396
    y: 44.577
- type: wire
  points:
  - x: 129.54
    y: 39.497
  - x: 129.54
    y: 34.798
- type: wire
  points:
  - x: 120.396
    y: 44.577
  - x: 129.54
    y: 44.577
- type: wire
  points:
  - x: 131.699
    y: 101.854
  - x: 131.699
    y: 97.155
- type: wire
  points:
  - x: 42.672
    y: 116.459
  - x: 57.912
    y: 116.459
- type: wire
  points:
  - x: 129.54
    y: 34.798
  - x: 144.78
    y: 34.798
- type: wire
  points:
  - x: 57.912
    y: 116.459
  - x: 57.912
    y: 109.474
- type: wire
  points:
  - x: 113.538
    y: 132.969
  - x: 113.538
    y: 122.174
- type: wire
  points:
  - x: 40.513
    y: 106.934
  - x: 42.672
    y: 106.934
- type: wire
  points:
  - x: 91.059
    y: 37.719
  - x: 106.299
    y: 37.719
- type: wire
  points:
  - x: 122.555
    y: 106.934
  - x: 131.699
    y: 106.934
- type: wire
  points:
  - x: 106.299
    y: 59.817
  - x: 111.379
    y: 59.817
- type: wire
  points:
  - x: 106.299
    y: 44.577
  - x: 106.299
    y: 52.197
- type: wire
  points:
  - x: 65.532
    y: 97.028
  - x: 65.532
    y: 109.474
- type: wire
  points:
  - x: 144.78
    y: 34.798
  - x: 144.78
    y: 42.037
- type: wire
  points:
  - x: 131.699
    y: 97.155
  - x: 146.939
    y: 97.155
- type: wire
  points:
  - x: 111.379
    y: 70.612
  - x: 111.379
    y: 59.817
- type: wire
  points:
  - x: 106.299
    y: 37.719
  - x: 106.299
    y: 44.577
- type: wire
  points:
  - x: 108.458
    y: 122.174
  - x: 113.538
    y: 122.174
- type: wire
  points:
  - x: 65.532
    y: 109.474
  - x: 93.218
    y: 109.474
- type: wire
  points:
  - x: 108.458
    y: 100.076
  - x: 108.458
    y: 106.934
- type: wire
  points:
  - x: 91.567
    y: 73.152
  - x: 91.567
    y: 79.375
- type: wire
  points:
  - x: 108.966
    y: 132.969
  - x: 113.538
    y: 132.969
- type: wire
  points:
  - x: 91.059
    y: 42.037
  - x: 91.059
    y: 37.719
- type: wire
  points:
  - x: 108.458
    y: 106.934
  - x: 108.458
    y: 114.554
- type: wire
  points:
  - x: 93.726
    y: 135.509
  - x: 93.726
    y: 141.732
- type: wire
  points:
  - x: 93.218
    y: 104.394
  - x: 93.218
    y: 100.076
globalLabels:
- text: Output 2 B
  shape: input
  position:
    x: 146.939
    y: 104.394
    angle: 0
- text: Output 2 F
  shape: input
  position:
    x: 164.719
    y: 100.33
    angle: 180
- text: Gate 1 B
  shape: input
  position:
    x: 76.327
    y: 68.072
    angle: 180
- text: Input F
  shape: input
  position:
    x: 232.918
    y: 106.172
    angle: 180
- text: Gate 1 F
  shape: input
  position:
    x: 232.918
    y: 108.712
    angle: 180
- text: Gate 1 B
  shape: input
  position:
    x: 232.918
    y: 128.143
    angle: 180
- text: Input B
  shape: input
  position:
    x: 57.912
    y: 97.028
    angle: 180
- text: Gate 2 F
  shape: input
  position:
    x: 232.918
    y: 111.252
    angle: 180
- text: Gate 2 B
  shape: input
  position:
    x: 78.486
    y: 130.429
    angle: 180
- text: Output 1 F
  shape: input
  position:
    x: 245.618
    y: 108.712
    angle: 0
- text: Output 2 B
  shape: input
  position:
    x: 245.618
    y: 130.683
    angle: 0
- text: Output 1 B
  shape: input
  position:
    x: 144.78
    y: 42.037
    angle: 0
- text: Input F
  shape: input
  position:
    x: 52.197
    y: 42.545
    angle: 0
- text: Input B
  shape: input
  position:
    x: 232.918
    y: 125.603
    angle: 180
- text: Offset B
  shape: input
  position:
    x: 36.703
    y: 103.124
    angle: 90
- text: Offset F
  shape: input
  position:
    x: 245.618
    y: 106.172
    angle: 0
- text: Offset B
  shape: input
  position:
    x: 245.618
    y: 125.603
    angle: 0
- text: Input B
  shape: input
  position:
    x: 91.059
    y: 47.117
    angle: 180
- text: Gate 2 F
  shape: input
  position:
    x: 51.689
    y: 139.827
    angle: 0
- text: Gate 1 F
  shape: input
  position:
    x: 51.816
    y: 65.786
    angle: 0
- text: Offset F
  shape: input
  position:
    x: 28.575
    y: 92.329
    angle: 270
- text: Gate 2 B
  shape: input
  position:
    x: 232.918
    y: 130.683
    angle: 180
- text: Output 2 F
  shape: input
  position:
    x: 245.618
    y: 111.252
    angle: 0
- text: Output 1 B
  shape: input
  position:
    x: 245.618
    y: 128.143
    angle: 0
- text: Gate 1 F
  shape: input
  position:
    x: 51.689
    y: 142.367
    angle: 0
- text: Output 1 F
  shape: input
  position:
    x: 162.814
    y: 37.338
    angle: 180
sheetInstances:
- instancePath: /
  page: '1'
