Version 4
SHEET 1 1076 680
WIRE 0 80 -32 80
WIRE 112 80 80 80
WIRE 384 80 112 80
WIRE 800 80 464 80
WIRE -336 96 -336 48
WIRE 704 128 688 128
WIRE 800 128 800 80
WIRE 800 128 768 128
WIRE -32 160 -32 80
WIRE 32 160 -32 160
WIRE 112 176 112 80
WIRE 112 176 96 176
WIRE 144 176 112 176
WIRE 272 176 224 176
WIRE 400 176 352 176
WIRE -192 192 -192 96
WIRE -112 192 -160 192
WIRE -96 192 -112 192
WIRE 0 192 -16 192
WIRE 32 192 0 192
WIRE 480 192 464 192
WIRE 496 192 480 192
WIRE 592 192 576 192
WIRE 688 192 688 128
WIRE 688 192 672 192
WIRE 704 192 688 192
WIRE -448 208 -480 208
WIRE -336 208 -336 176
WIRE -336 208 -384 208
WIRE -224 208 -336 208
WIRE 400 208 384 208
WIRE 800 208 800 128
WIRE 800 208 768 208
WIRE 816 208 800 208
WIRE 928 208 880 208
WIRE -336 224 -336 208
WIRE -160 224 -160 192
WIRE 384 224 384 208
WIRE 704 224 688 224
WIRE -224 240 -256 240
WIRE 688 240 688 224
WIRE -192 304 -192 256
WIRE 0 304 0 192
WIRE 32 304 0 304
WIRE 144 304 112 304
WIRE 480 304 480 192
WIRE 480 304 224 304
WIRE -256 320 -256 240
WIRE -176 320 -256 320
WIRE -112 320 -112 192
WIRE -16 320 -112 320
WIRE -336 352 -336 304
WIRE -256 368 -256 320
WIRE -240 368 -256 368
WIRE -144 368 -160 368
WIRE -128 368 -144 368
WIRE -16 368 -16 320
WIRE -16 368 -48 368
WIRE -256 416 -256 368
WIRE -144 416 -144 368
WIRE -144 416 -256 416
WIRE -256 432 -256 416
WIRE 144 464 144 416
WIRE 272 464 272 432
WIRE -256 544 -256 512
WIRE 144 576 144 544
WIRE 272 576 272 544
WIRE -256 640 -256 608
FLAG -336 352 0
FLAG -256 640 0
FLAG -480 208 Input
IOPIN -480 208 In
FLAG 928 208 Output
IOPIN 928 208 Out
FLAG 144 576 0
FLAG 272 576 0
FLAG 272 432 4.5V
FLAG 144 416 9V
FLAG -192 304 9V
FLAG -192 96 0
FLAG 384 224 4.5V
FLAG 688 240 4.5V
FLAG -336 48 9V
SYMBOL res -352 80 R0
WINDOW 0 34 41 Left 2
SYMATTR InstName R1
SYMATTR Value 1m
SYMBOL res -352 208 R0
SYMATTR InstName R2
SYMATTR Value 1m
SYMBOL res 0 176 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 22k
SYMBOL res 96 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 22k
SYMBOL res 240 160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName Reso-f1
SYMATTR Value 25k
SYMBOL res 368 160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 3,3k
SYMBOL res 688 176 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 3,3k
SYMBOL res 592 176 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 35 51 VTop 2
SYMATTR InstName Reso-f2
SYMATTR Value 25k
SYMBOL res 240 288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 22k
SYMBOL res 480 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 22k
SYMBOL res 128 288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName Reso-Gain
SYMATTR Value 125k
SYMBOL cap -384 192 R90
WINDOW 0 61 29 VBottom 2
WINDOW 3 -22 25 VTop 2
SYMATTR InstName C1
SYMATTR Value 100n
SYMBOL cap 768 112 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL cap 880 192 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 10µ
SYMBOL cap -112 304 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 22p
SYMBOL res -272 416 R0
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL cap -272 544 R0
SYMATTR InstName C5
SYMATTR Value 47µ
SYMBOL Opamps\\opamp2 -192 288 M180
WINDOW 3 -67 113 Left 2
SYMATTR InstName U5
SYMBOL Opamps\\opamp 64 112 R0
SYMATTR InstName U1
SYMBOL Opamps\\opamp 432 128 R0
SYMATTR InstName U2
SYMBOL Opamps\\opamp 736 144 R0
SYMATTR InstName U3
SYMBOL res -144 352 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName Ramp1
SYMATTR Value 50k
SYMBOL res -32 352 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName Ramp2
SYMATTR Value 50k
SYMBOL voltage 144 448 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName 9V
SYMATTR Value 9
SYMBOL voltage 272 448 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName 4.5V
SYMATTR Value 4,5
TEXT -604 664 Left 2 !.tran 2