Version 4
SHEET 1 5460 1976
WIRE 2272 -512 2048 -512
WIRE 1936 -400 1936 -448
WIRE 2048 -400 2048 -512
WIRE 2048 -400 1936 -400
WIRE 2080 -400 2048 -400
WIRE 2192 -400 2160 -400
WIRE 2272 -400 2272 -512
WIRE 2912 -400 2272 -400
WIRE 3024 -400 2992 -400
WIRE 1936 -368 1936 -400
WIRE 720 -352 464 -352
WIRE 464 -320 464 -352
WIRE 768 -304 736 -304
WIRE 1936 -304 1936 -320
WIRE 1088 -288 1024 -288
WIRE 1280 -288 1168 -288
WIRE 2192 -288 2192 -400
WIRE 2304 -288 2192 -288
WIRE 2448 -288 2384 -288
WIRE 3024 -288 3024 -400
WIRE 3088 -288 3024 -288
WIRE 3232 -288 3168 -288
WIRE 768 -272 768 -304
WIRE 1936 -272 1936 -304
WIRE 464 -224 464 -240
WIRE 736 -224 736 -304
WIRE 848 -192 768 -192
WIRE 976 -192 928 -192
WIRE 1024 -192 1024 -288
WIRE 1024 -192 976 -192
WIRE 1072 -192 1024 -192
WIRE 1280 -176 1280 -288
WIRE 1280 -176 1136 -176
WIRE 2000 -176 1280 -176
WIRE 2192 -176 2192 -288
WIRE 2192 -176 2080 -176
WIRE 2240 -176 2192 -176
WIRE 1072 -160 1040 -160
WIRE 2448 -160 2448 -288
WIRE 2448 -160 2304 -160
WIRE 2640 -160 2448 -160
WIRE 2832 -160 2640 -160
WIRE 3024 -160 3024 -288
WIRE 3024 -160 2912 -160
WIRE 3072 -160 3024 -160
WIRE 2240 -144 2208 -144
WIRE 3232 -144 3232 -288
WIRE 3232 -144 3136 -144
WIRE 3504 -144 3232 -144
WIRE 3072 -128 3040 -128
WIRE 720 -112 720 -352
WIRE 736 -112 736 -160
WIRE 736 -112 720 -112
WIRE 976 -112 976 -192
WIRE 1040 -112 1040 -160
WIRE 2208 -112 2208 -144
WIRE 912 -96 800 -96
WIRE 3040 -96 3040 -128
WIRE 800 -32 800 -96
WIRE 816 -32 800 -32
WIRE 912 -16 912 -96
WIRE 912 -16 880 -16
WIRE 976 -16 976 -32
WIRE 976 -16 912 -16
WIRE 2640 -16 2640 -160
WIRE 816 0 768 0
WIRE 3504 0 3504 -144
WIRE 2640 96 2640 48
WIRE 2832 96 2640 96
WIRE 2848 96 2832 96
WIRE 3504 112 3504 64
WIRE 3696 112 3504 112
WIRE 3712 112 3696 112
WIRE 2640 128 2640 96
WIRE 3504 144 3504 112
WIRE 1232 160 1040 160
WIRE 144 208 144 176
WIRE 144 208 64 208
WIRE 64 240 64 208
WIRE 144 240 144 208
WIRE 1040 240 1040 160
WIRE 1104 240 1040 240
WIRE 1232 256 1232 160
WIRE 1232 256 1168 256
WIRE 1328 256 1232 256
WIRE 1104 272 768 272
WIRE 2640 272 2640 208
WIRE 3504 288 3504 224
WIRE 1232 432 1040 432
WIRE 2032 464 1904 464
WIRE 2160 464 2112 464
WIRE 2320 480 2224 480
WIRE 2448 480 2400 480
WIRE 1040 512 1040 432
WIRE 1104 512 1040 512
WIRE 1232 528 1232 432
WIRE 1232 528 1168 528
WIRE 1328 528 1232 528
WIRE 1104 544 768 544
WIRE 2032 576 1904 576
WIRE 2160 576 2160 464
WIRE 2160 576 2112 576
WIRE 2224 576 2224 480
WIRE 2224 576 2160 576
WIRE 2304 576 2224 576
WIRE 2448 592 2448 480
WIRE 2448 592 2368 592
WIRE 2560 592 2448 592
WIRE 2304 608 2272 608
WIRE 2272 640 2272 608
WIRE 3648 640 3392 640
WIRE 3792 656 3712 656
WIRE 3392 672 3392 640
WIRE 3648 672 3472 672
WIRE 3792 672 3792 656
WIRE 1232 720 1040 720
WIRE 2032 720 1904 720
WIRE 2160 720 2112 720
WIRE 2320 736 2224 736
WIRE 2448 736 2400 736
WIRE 3792 784 3792 736
WIRE 1040 800 1040 720
WIRE 1104 800 1040 800
WIRE 1232 816 1232 720
WIRE 1232 816 1168 816
WIRE 1328 816 1232 816
WIRE 1104 832 768 832
WIRE 2032 832 1904 832
WIRE 2160 832 2160 720
WIRE 2160 832 2112 832
WIRE 2224 832 2224 736
WIRE 2224 832 2160 832
WIRE 2304 832 2224 832
WIRE 2448 848 2448 736
WIRE 2448 848 2368 848
WIRE 2560 848 2448 848
WIRE 2304 864 2272 864
WIRE 2272 896 2272 864
WIRE 3472 896 3472 672
WIRE 3472 896 3344 896
WIRE 3536 896 3472 896
WIRE 3792 896 3792 864
WIRE 3792 896 3616 896
WIRE 3856 896 3792 896
WIRE 2032 992 1904 992
WIRE 2160 992 2112 992
WIRE 2320 1008 2224 1008
WIRE 2448 1008 2400 1008
WIRE 3744 1072 3744 1040
WIRE 3744 1072 3696 1072
WIRE 3808 1072 3744 1072
WIRE 2032 1104 1904 1104
WIRE 2160 1104 2160 992
WIRE 2160 1104 2112 1104
WIRE 2224 1104 2224 1008
WIRE 2224 1104 2160 1104
WIRE 2304 1104 2224 1104
WIRE 2448 1120 2448 1008
WIRE 2448 1120 2368 1120
WIRE 2560 1120 2448 1120
WIRE 3696 1120 3696 1072
WIRE 2304 1136 2272 1136
WIRE 2272 1168 2272 1136
WIRE 3808 1216 3808 1072
WIRE 592 1232 496 1232
WIRE 3696 1232 3696 1200
WIRE 3760 1232 3696 1232
WIRE 2032 1248 1904 1248
WIRE 2160 1248 2112 1248
WIRE 496 1280 496 1232
WIRE 2032 1360 1904 1360
WIRE 2160 1360 2160 1248
WIRE 2160 1360 2112 1360
WIRE 496 1376 496 1360
WIRE 2320 1376 2224 1376
WIRE 2448 1376 2400 1376
WIRE 3808 1424 3808 1312
WIRE 2032 1472 1904 1472
WIRE 2160 1472 2160 1360
WIRE 2160 1472 2112 1472
WIRE 2224 1472 2224 1376
WIRE 2224 1472 2160 1472
WIRE 2304 1472 2224 1472
WIRE 2448 1488 2448 1376
WIRE 2448 1488 2368 1488
WIRE 2560 1488 2448 1488
WIRE 2304 1504 2272 1504
WIRE 2272 1536 2272 1504
WIRE 3488 1552 3344 1552
WIRE 3536 1552 3488 1552
WIRE 3808 1552 3808 1504
WIRE 3808 1552 3616 1552
WIRE 3856 1552 3808 1552
WIRE 2032 1632 1904 1632
WIRE 2160 1632 2112 1632
WIRE 3696 1632 3696 1232
WIRE 3488 1712 3488 1552
WIRE 3520 1712 3488 1712
WIRE 3648 1712 3600 1712
WIRE 2032 1744 1904 1744
WIRE 2160 1744 2160 1632
WIRE 2160 1744 2112 1744
WIRE 2320 1760 2224 1760
WIRE 2448 1760 2400 1760
WIRE 3696 1824 3696 1728
WIRE 2032 1856 1904 1856
WIRE 2160 1856 2160 1744
WIRE 2160 1856 2112 1856
WIRE 2224 1856 2224 1760
WIRE 2224 1856 2160 1856
WIRE 2304 1856 2224 1856
WIRE 2448 1872 2448 1760
WIRE 2448 1872 2368 1872
WIRE 2560 1872 2448 1872
WIRE 2304 1888 2272 1888
WIRE 2272 1920 2272 1888
FLAG 64 240 0
FLAG 144 96 V+
FLAG 144 320 V-
FLAG 464 -144 0
FLAG 768 -272 0
FLAG 736 32 V+
FLAG 736 -32 V-
FLAG 1104 -144 V-
FLAG 1104 -208 V+
FLAG 1040 -112 0
FLAG 2272 -192 V+
FLAG 2272 -128 V-
FLAG 2208 -112 0
FLAG 2640 272 0
FLAG 2832 96 Vl
FLAG 3104 -176 V+
FLAG 3104 -112 V-
FLAG 3040 -96 0
FLAG 3504 288 0
FLAG 3696 112 Vr
FLAG 1936 -272 0
FLAG 2144 -288 V-
FLAG 736 160 V-
FLAG 736 304 0
FLAG 736 432 V-
FLAG 736 576 0
FLAG 736 720 V-
FLAG 736 864 0
FLAG 2336 560 V+
FLAG 2336 624 V-
FLAG 2272 640 0
FLAG 1328 256 Aux1Voltage
FLAG 1328 528 Aux2Voltage
FLAG 1328 816 VolumeVoltage
FLAG 2560 592 Aux1CVRaw
FLAG 1904 576 VolumeVoltage
FLAG 1904 464 Aux1Voltage
FLAG 1136 224 V+
FLAG 1136 288 V-
FLAG 1136 496 V+
FLAG 1136 560 V-
FLAG 1136 784 V+
FLAG 1136 848 V-
FLAG 2336 816 V+
FLAG 2336 880 V-
FLAG 2272 896 0
FLAG 2560 848 MasterLCVRaw
FLAG 1904 832 VolumeVoltage
FLAG 1904 720 Vl
FLAG 848 -48 V+
FLAG 848 16 V-
FLAG 1936 -528 V+
FLAG 2336 1088 V+
FLAG 2336 1152 V-
FLAG 2272 1168 0
FLAG 2560 1120 MasterRCVRaw
FLAG 1904 1104 VolumeVoltage
FLAG 1904 992 Vr
FLAG 2336 1456 V+
FLAG 2336 1520 V-
FLAG 2272 1536 0
FLAG 2560 1488 Aux2LCVRaw
FLAG 1904 1472 VolumeVoltage
FLAG 1904 1360 Vl
FLAG 2336 1840 V+
FLAG 2336 1904 V-
FLAG 2272 1920 0
FLAG 2560 1872 Aux2RCVRaw
FLAG 1904 1856 VolumeVoltage
FLAG 1904 1744 Vr
FLAG 1904 1248 Aux2Voltage
FLAG 1904 1632 Aux2Voltage
FLAG 592 1232 AudioIn
FLAG 496 1456 0
FLAG 3344 896 Aux2LCVRaw
FLAG 3680 624 V+
FLAG 3680 688 V-
FLAG 3392 752 0
FLAG 3856 896 Aux2LCV
FLAG 3344 1552 Aux2RCVRaw
FLAG 3856 1552 Aux2RCV
FLAG 3744 1040 V+
FLAG 3696 1904 0
SYMBOL voltage 144 80 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL voltage 144 224 R0
SYMATTR InstName V2
SYMATTR Value 12
SYMBOL Potentiometer 736 0 R0
SYMATTR InstName U1
SYMATTR Value2 wiper={panpot}
SYMBOL voltage 464 -240 R0
SYMATTR InstName V3
SYMATTR Value 0
SYMBOL Potentiometer 736 -192 R0
SYMATTR InstName U2
SYMATTR Value2 wiper=1
SYMBOL res 448 -336 R0
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL Opamps\\UniversalOpamp2 1104 -176 R0
SYMATTR InstName U3
SYMBOL res 1184 -304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL res 944 -208 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL res 960 -128 R0
SYMATTR InstName R4
SYMATTR Value 100k
SYMBOL res 2096 -192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 150k
SYMBOL res 2400 -304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 68k
SYMBOL res 2624 112 R0
SYMATTR InstName R7
SYMATTR Value 24k
SYMBOL res 2928 -176 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 68k
SYMBOL res 3184 -304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 68k
SYMBOL res 3488 128 R0
SYMATTR InstName R10
SYMATTR Value 24k
SYMBOL res 2176 -416 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 68k
SYMBOL res 1920 -544 R0
SYMATTR InstName R12
SYMATTR Value 249k
SYMBOL diode 1920 -368 R0
SYMATTR InstName D1
SYMATTR Value MyDiode
SYMATTR Prefix X
SYMBOL res 3008 -416 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R13
SYMATTR Value 34k
SYMBOL diode 2656 48 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value MyDiode
SYMATTR Prefix X
SYMBOL diode 3520 64 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D3
SYMATTR Value MyDiode
SYMATTR Prefix X
SYMBOL Opamps\\UniversalOpamp2 2272 -160 R0
SYMATTR InstName U4
SYMBOL Opamps\\UniversalOpamp2 3104 -144 R0
SYMATTR InstName U5
SYMBOL Potentiometer 736 272 R0
SYMATTR InstName U6
SYMATTR Value2 wiper={aux1pot}
SYMBOL res 720 144 R0
SYMATTR InstName R14
SYMATTR Value 430k
SYMBOL Potentiometer 736 544 R0
SYMATTR InstName U7
SYMATTR Value2 wiper={aux2pot}
SYMBOL res 720 416 R0
SYMATTR InstName R15
SYMATTR Value 430k
SYMBOL Potentiometer 736 832 R0
SYMATTR InstName U8
SYMATTR Value rpot=50k
SYMATTR Value2 wiper={volumepot}
SYMBOL res 720 704 R0
SYMATTR InstName R16
SYMATTR Value 220k
SYMBOL Opamps\\UniversalOpamp2 2336 592 R0
SYMATTR InstName U9
SYMBOL res 2416 464 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R17
SYMATTR Value 100k
SYMBOL res 2128 560 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R18
SYMATTR Value 100k
SYMBOL res 2128 448 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R19
SYMATTR Value 100k
SYMBOL Opamps\\UniversalOpamp2 1136 256 R0
SYMATTR InstName U10
SYMBOL Opamps\\UniversalOpamp2 1136 528 R0
SYMATTR InstName U11
SYMBOL Opamps\\UniversalOpamp2 1136 816 R0
SYMATTR InstName U12
SYMBOL Opamps\\UniversalOpamp2 2336 848 R0
SYMATTR InstName U13
SYMBOL res 2416 720 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R20
SYMATTR Value 100k
SYMBOL res 2128 816 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R21
SYMATTR Value 100k
SYMBOL res 2128 704 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R22
SYMATTR Value 100k
SYMBOL Opamps\\UniversalOpamp2 848 -16 R0
SYMATTR InstName U14
SYMBOL Opamps\\UniversalOpamp2 2336 1120 R0
SYMATTR InstName U15
SYMBOL res 2416 992 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R23
SYMATTR Value 100k
SYMBOL res 2128 1088 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R24
SYMATTR Value 100k
SYMBOL res 2128 976 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R25
SYMATTR Value 100k
SYMBOL Opamps\\UniversalOpamp2 2336 1488 R0
SYMATTR InstName U16
SYMBOL res 2416 1360 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R26
SYMATTR Value 100k
SYMBOL res 2128 1456 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R27
SYMATTR Value 100k
SYMBOL res 2128 1344 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R28
SYMATTR Value 100k
SYMBOL Opamps\\UniversalOpamp2 2336 1872 R0
SYMATTR InstName U17
SYMBOL res 2416 1744 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R29
SYMATTR Value 100k
SYMBOL res 2128 1840 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R30
SYMATTR Value 100k
SYMBOL res 2128 1728 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R31
SYMATTR Value 100k
SYMBOL res 2128 1232 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R32
SYMATTR Value 100k
SYMBOL res 2128 1616 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R33
SYMATTR Value 100k
SYMBOL voltage 496 1360 R0
SYMATTR InstName V4
SYMATTR Value 10
SYMBOL res 480 1264 R0
SYMATTR InstName R34
SYMATTR Value 1k
SYMBOL res 3632 880 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R35
SYMATTR Value 1k
SYMBOL Opamps\\UniversalOpamp2 3680 656 R0
SYMATTR InstName U18
SYMBOL voltage 3392 656 R0
SYMATTR InstName V5
SYMATTR Value 2
SYMBOL diode 3776 672 R0
SYMATTR InstName D4
SYMBOL res 3776 768 R0
SYMATTR InstName R36
SYMATTR Value 10k
SYMBOL res 3632 1536 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R37
SYMATTR Value 1k
SYMBOL res 3792 1408 R0
SYMATTR InstName R38
SYMATTR Value 2k
SYMBOL res 3680 1104 R0
SYMATTR InstName R39
SYMATTR Value 10k
SYMBOL res 3616 1696 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R40
SYMATTR Value 100
SYMBOL pmos 3760 1312 M180
SYMATTR InstName M1
SYMBOL nmos 3648 1632 R0
SYMATTR InstName M2
SYMATTR Value 2N7002
SYMBOL voltage 3696 1808 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V6
SYMATTR Value .2
TEXT 304 -184 Left 2 ;Pan CV in
TEXT 608 -192 Left 2 ;CV Level
TEXT 480 -384 Left 2 ;Put ESD protection here
TEXT 272 -88 Left 2 ;More positivel means more right
TEXT 616 -8 Left 2 ;Pan pot
TEXT 1320 -296 Left 2 ;Here, more Negative means more right
TEXT 2280 112 Left 2 !.subckt MyDiode A K\nD A K 1N4148\n;D A K 1N914\n.ends
TEXT 2272 -8 Left 2 !.lib standard.dio
TEXT 624 -544 Left 2 ;When wiper=0 it is turned maximum CCW
TEXT 328 8 Left 2 !.param panpot 0.5\n;.step param panpot 0 1 .01
TEXT 44 548 Left 2 !.op
TEXT 616 264 Left 2 ;Aux1
TEXT 336 304 Left 2 !.param aux1pot 1\n;.step param aux1pot 0 1 .1
TEXT 616 536 Left 2 ;Aux2
TEXT 336 576 Left 2 !.param aux2pot 1\n;.step param aux2pot 0 1 .01
TEXT 616 824 Left 2 ;Volume
TEXT 336 864 Left 2 !;.param volumepot 1\n.step param volumepot 0 1 .01
TEXT 3432 512 Left 2 ;Expensive low volume cut-off circuit
TEXT 2000 336 Left 2 ;Summing to different control voltages
TEXT 2208 -584 Left 2 ;Split pan signal into separate signals for the right and the left channels