Version 4
SHEET 1 1308 1760
WIRE -48 160 -64 160
WIRE 80 160 -48 160
WIRE 240 160 80 160
WIRE 304 160 240 160
WIRE 304 192 304 160
WIRE 176 240 144 240
WIRE 240 240 240 160
WIRE 144 272 144 240
WIRE 240 288 240 240
WIRE -48 304 -48 160
WIRE 384 304 272 304
WIRE 416 304 384 304
WIRE 592 304 592 256
WIRE 592 304 560 304
WIRE 208 320 144 320
WIRE 304 336 304 272
WIRE 304 336 272 336
WIRE 80 352 80 160
WIRE 304 368 304 336
WIRE -48 400 -48 384
WIRE 144 400 144 320
WIRE 592 400 592 384
WIRE 240 480 240 352
WIRE 304 480 304 448
WIRE 80 544 80 448
WIRE 80 544 -64 544
WIRE 272 544 80 544
WIRE 384 544 384 304
WIRE 384 544 352 544
WIRE 48 624 32 624
WIRE 176 624 160 624
WIRE 208 624 176 624
WIRE 400 624 320 624
WIRE -80 704 -80 624
WIRE 176 720 176 624
WIRE -80 816 -80 784
WIRE 176 816 176 784
WIRE 176 816 -80 816
WIRE 240 816 176 816
WIRE 400 816 400 624
WIRE 400 816 320 816
WIRE 448 816 400 816
FLAG 592 256 audio
FLAG 592 400 0
FLAG -48 400 0
FLAG 240 480 0
FLAG 304 480 0
FLAG 144 272 0
FLAG -64 160 +12
FLAG 448 816 Osc
FLAG -64 544 Out
SYMBOL voltage 592 288 R0
WINDOW 3 -184 148 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(225m 225m 1k)
SYMATTR InstName V1
SYMBOL cap 560 288 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 100n
SYMBOL res 512 288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 22k
SYMBOL voltage -48 288 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 12
SYMBOL res 288 176 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res 288 352 R0
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL res 368 528 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 330k
SYMBOL cap 240 224 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 100n
SYMBOL npn 144 352 M0
SYMATTR InstName Q1
SYMATTR Value 2N1711
SYMBOL res -96 688 R0
SYMATTR InstName R5
SYMATTR Value 15k
SYMBOL cap 160 720 R0
SYMATTR InstName C3
SYMATTR Value 220p
SYMBOL res 336 800 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 5k
SYMBOL EXTRA\\AudioOpamp\\TI\\TL071_TI 240 320 M0
WINDOW 0 16 -32 Left 2
WINDOW 3 16 32 Left 2
SYMATTR InstName U1
SYMBOL EXTRA\\CD4000\\CD4049B -32 560 R0
WINDOW 0 -16 32 Left 2
WINDOW 3 -32 96 Left 2
SYMATTR InstName U2
SYMBOL EXTRA\\CD4000\\CD4049B 96 560 R0
WINDOW 0 -16 32 Left 2
WINDOW 3 -32 96 Left 2
SYMATTR InstName U3
SYMBOL EXTRA\\CD4000\\CD4049B 256 560 R0
WINDOW 0 -16 32 Left 2
WINDOW 3 -32 96 Left 2
SYMATTR InstName U4
TEXT -24 136 Left 2 !.tran 2m uic
TEXT -96 872 Left 2 !.lib D:\\Jean-Paul\\Documents\\LTspiceXVII\\lib\\sym\\EXTRA\\CD4000\\CD4000_v.lib
TEXT 392 584 Left 2 !B_Vdd Vdd 0 V=V(Out)