Version 4
SHEET 1 1940 680
WIRE 1088 -80 560 -80
WIRE 1456 -80 1088 -80
WIRE 672 -48 432 -48
WIRE 720 -48 672 -48
WIRE 1456 -48 1456 -80
WIRE 672 -32 672 -48
WIRE 720 -32 720 -48
WIRE 880 -16 848 -16
WIRE 1008 -16 960 -16
WIRE 1120 -16 1008 -16
WIRE 1216 -16 1200 -16
WIRE 560 16 560 -80
WIRE 560 16 496 16
WIRE 1088 16 1088 -80
WIRE 560 32 560 16
WIRE 1008 32 1008 -16
WIRE 1056 32 1008 32
WIRE -32 48 -80 48
WIRE 96 48 48 48
WIRE 208 48 176 48
WIRE 304 48 272 48
WIRE 432 48 432 -48
WIRE 432 48 384 48
WIRE 528 48 432 48
WIRE 1216 48 1216 -16
WIRE 1216 48 1120 48
WIRE 1264 48 1216 48
WIRE 1376 48 1344 48
WIRE 1456 48 1456 32
WIRE 672 64 672 32
WIRE 672 64 592 64
WIRE 720 64 720 48
WIRE 720 64 672 64
WIRE 848 64 848 -16
WIRE 848 64 720 64
WIRE 880 64 848 64
WIRE 1008 64 960 64
WIRE 1056 64 1008 64
WIRE 528 80 464 80
WIRE 1008 80 1008 64
WIRE 1088 112 1088 80
WIRE 560 128 560 96
WIRE 304 176 272 176
WIRE 464 176 464 80
WIRE 464 176 384 176
WIRE 1376 176 1376 48
WIRE 1456 176 1376 176
WIRE 496 240 496 16
WIRE 560 240 496 240
WIRE 1088 240 560 240
WIRE 560 272 560 240
WIRE -32 288 -80 288
WIRE 96 288 48 288
WIRE 208 288 176 288
WIRE 304 288 272 288
WIRE 432 288 384 288
WIRE 528 288 432 288
WIRE 672 304 592 304
WIRE 720 304 672 304
WIRE 848 304 720 304
WIRE 880 304 848 304
WIRE 1008 304 960 304
WIRE 1120 304 1008 304
WIRE 1216 304 1200 304
WIRE 1264 304 1216 304
WIRE 1376 304 1376 176
WIRE 1376 304 1344 304
WIRE 464 320 464 176
WIRE 528 320 464 320
WIRE 720 320 720 304
WIRE 672 336 672 304
WIRE 1088 336 1088 240
WIRE 1008 352 1008 304
WIRE 1056 352 1008 352
WIRE 560 368 560 336
WIRE 1216 368 1216 304
WIRE 1216 368 1120 368
WIRE 848 384 848 304
WIRE 880 384 848 384
WIRE 1008 384 960 384
WIRE 1056 384 1008 384
WIRE 1008 400 1008 384
WIRE 432 416 432 288
WIRE 672 416 672 400
WIRE 672 416 432 416
WIRE 720 416 720 400
WIRE 720 416 672 416
WIRE 1088 432 1088 400
FLAG -80 48 0
FLAG -80 288 0
FLAG 1456 48 0
FLAG 560 368 0
FLAG 272 176 0
FLAG 560 128 0
FLAG 1088 112 0
FLAG 1008 144 0
FLAG 1088 432 0
FLAG 1008 464 0
FLAG 1456 176 ZF
IOPIN 1456 176 Out
SYMBOL voltage 64 48 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 60 56 VTop 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2_q
SYMATTR Value SINE(0 10m 400 0 0 {phase})
SYMATTR Value2 AC 1 {phase}
SYMBOL Misc\\EuropeanResistor 192 32 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL Misc\\EuropeanResistor 400 32 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL voltage 64 288 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 62 16 VTop 2
WINDOW 123 36 55 VTop 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1_i
SYMATTR Value SINE(0 10m 400)
SYMATTR Value2 AC 1
SYMBOL Misc\\EuropeanResistor 192 272 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL Misc\\EuropeanResistor 400 272 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL cap 272 32 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL cap 272 272 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 1µ
SYMBOL Opamps\\LT1006 560 0 R0
WINDOW 0 -37 112 Left 2
WINDOW 3 8 109 Left 2
SYMATTR InstName U1
SYMBOL Opamps\\LT1006 560 240 R0
WINDOW 0 6 109 Left 2
WINDOW 3 -105 114 Left 2
SYMATTR InstName U2
SYMBOL voltage 400 176 R90
WINDOW 0 -27 88 VRight 2
WINDOW 3 -27 -5 VRight 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 2V
SYMBOL voltage 1456 -64 R0
WINDOW 0 24 96 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value 5V
SYMBOL Misc\\EuropeanResistor 704 64 M180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R5
SYMATTR Value 27k
SYMBOL cap 688 -32 M0
SYMATTR InstName C3
SYMATTR Value 10n
SYMBOL Misc\\EuropeanResistor 704 416 M180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R6
SYMATTR Value 27k
SYMBOL cap 688 336 M0
SYMATTR InstName C4
SYMATTR Value 10n
SYMBOL Opamps\\LT1006 1088 -16 R0
WINDOW 0 -37 112 Left 2
WINDOW 3 8 109 Left 2
SYMATTR InstName U3
SYMBOL Misc\\EuropeanResistor 976 48 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 10k
SYMBOL cap 1024 80 M0
WINDOW 3 33 48 Left 2
SYMATTR Value 17.2n
SYMATTR InstName C5
SYMBOL Misc\\EuropeanResistor 976 -32 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 1216 -32 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 10k
SYMBOL Opamps\\LT1006 1088 304 R0
WINDOW 0 -37 112 Left 2
WINDOW 3 8 109 Left 2
SYMATTR InstName U4
SYMBOL Misc\\EuropeanResistor 976 368 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 10k
SYMBOL cap 1024 400 M0
WINDOW 3 33 48 Left 2
SYMATTR Value 100n
SYMATTR InstName C6
SYMBOL Misc\\EuropeanResistor 976 288 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 1216 288 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 1360 32 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R13
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 1360 288 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R14
SYMATTR Value 10k
TEXT -80 -96 Left 2 !;tran 0 35m 15m 1u
TEXT -168 160 Left 2 !.step param phase list 90° -90°
TEXT -80 -64 Left 2 !.ac dec 1k 10 10k