Version 4 SHEET 1 880 680 WIRE -208 -1344 -336 -1344 WIRE -80 -1344 -208 -1344 WIRE -80 -1312 -80 -1344 WIRE -208 -1232 -208 -1344 WIRE -144 -1232 -208 -1232 WIRE 368 -1232 112 -1232 WIRE -144 -1216 -144 -1232 WIRE -80 -1136 -80 -1232 WIRE -64 -1136 -80 -1136 WIRE 64 -1136 -64 -1136 WIRE 112 -1136 112 -1232 WIRE 112 -1136 64 -1136 WIRE 208 -1136 112 -1136 WIRE 368 -1136 272 -1136 WIRE 64 -1104 64 -1136 WIRE -144 -1072 -144 -1152 WIRE 16 -1072 -144 -1072 WIRE -208 -1024 -208 -1232 WIRE -288 -1008 -528 -1008 WIRE -64 -1008 -64 -1136 WIRE -64 -1008 -128 -1008 WIRE -288 -976 -352 -976 WIRE -64 -976 -64 -1008 WIRE -64 -976 -128 -976 WIRE -64 -944 -128 -944 WIRE -64 -928 -64 -944 WIRE 16 -928 16 -1072 WIRE 16 -928 -64 -928 WIRE 64 -928 64 -1024 WIRE 64 -928 16 -928 WIRE 256 -928 64 -928 WIRE -64 -912 -64 -928 WIRE -64 -912 -128 -912 WIRE 256 -896 256 -928 WIRE -352 -864 -352 -976 WIRE -288 -864 -352 -864 WIRE 96 -864 -128 -864 WIRE 208 -864 176 -864 WIRE 0 -832 -128 -832 WIRE 208 -832 208 -864 WIRE 208 -832 64 -832 WIRE -944 -784 -944 -832 WIRE -288 -784 -352 -784 WIRE -64 -784 -128 -784 WIRE -352 -704 -352 -784 WIRE -208 -704 -208 -768 WIRE -208 -704 -352 -704 WIRE -64 -704 -64 -784 WIRE -64 -704 -208 -704 WIRE 208 -704 208 -832 WIRE 208 -704 -64 -704 WIRE -208 -672 -208 -704 WIRE -208 -560 -336 -560 WIRE -80 -560 -208 -560 WIRE -80 -528 -80 -560 WIRE -208 -448 -208 -560 WIRE -144 -448 -208 -448 WIRE 368 -448 112 -448 WIRE -144 -432 -144 -448 WIRE -80 -352 -80 -448 WIRE -64 -352 -80 -352 WIRE 64 -352 -64 -352 WIRE 112 -352 112 -448 WIRE 112 -352 64 -352 WIRE 208 -352 112 -352 WIRE 368 -352 272 -352 WIRE 64 -320 64 -352 WIRE -144 -288 -144 -368 WIRE 16 -288 -144 -288 WIRE -208 -240 -208 -448 WIRE -288 -224 -528 -224 WIRE -64 -224 -64 -352 WIRE -64 -224 -128 -224 WIRE -288 -192 -352 -192 WIRE -64 -192 -64 -224 WIRE -64 -192 -128 -192 WIRE -64 -160 -128 -160 WIRE -64 -144 -64 -160 WIRE 16 -144 16 -288 WIRE 16 -144 -64 -144 WIRE 64 -144 64 -240 WIRE 64 -144 16 -144 WIRE 256 -144 64 -144 WIRE -64 -128 -64 -144 WIRE -64 -128 -128 -128 WIRE 256 -112 256 -144 WIRE -352 -80 -352 -192 WIRE -288 -80 -352 -80 WIRE 96 -80 -128 -80 WIRE 208 -80 176 -80 WIRE 0 -48 -128 -48 WIRE 208 -48 208 -80 WIRE 208 -48 64 -48 WIRE -288 0 -352 0 WIRE -64 0 -128 0 WIRE -352 80 -352 0 WIRE -208 80 -208 16 WIRE -208 80 -352 80 WIRE -64 80 -64 0 WIRE -64 80 -208 80 WIRE 208 80 208 -48 WIRE 208 80 -64 80 WIRE -208 128 -208 80 FLAG 368 -1232 LO2 IOPIN 368 -1232 Out FLAG 368 -1136 HI2 IOPIN 368 -1136 Out FLAG 256 -896 0 FLAG -528 -1008 Grectsine FLAG -336 -1344 +10V FLAG 368 -448 LO1 IOPIN 368 -448 Out FLAG 368 -352 HI1 IOPIN 368 -352 Out FLAG 256 -112 0 FLAG -336 -560 +10V FLAG -208 -672 0 FLAG -208 128 0 FLAG -528 -224 Grectinvsine FLAG -944 -784 0 SYMBOL TL494H -208 -832 R0 SYMATTR InstName X1 SYMBOL cap 64 -848 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 0.001µF SYMBOL Misc\\EuropeanResistor 192 -880 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 25K SYMBOL Misc\\EuropeanResistor 48 -1120 R0 SYMATTR InstName R2 SYMATTR Value 1K SYMBOL Misc\\EuropeanResistor -96 -1328 R0 SYMATTR InstName R3 SYMATTR Value 1K SYMBOL cap -160 -1216 R0 SYMATTR InstName C2 SYMATTR Value 1µF SYMBOL TL494H -208 -48 R0 SYMATTR InstName X2 SYMBOL cap 64 -64 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 0.001µF SYMBOL Misc\\EuropeanResistor 192 -96 R90 WINDOW 0 5 56 VBottom 2 WINDOW 3 27 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 25K SYMBOL Misc\\EuropeanResistor 48 -336 R0 SYMATTR InstName R5 SYMATTR Value 1K SYMBOL Misc\\EuropeanResistor -96 -544 R0 SYMATTR InstName R6 SYMATTR Value 1K SYMBOL cap -160 -432 R0 SYMATTR InstName C4 SYMATTR Value 1µF SYMBOL Digital\\inv 208 -1200 R0 SYMATTR InstName A1 SYMBOL Digital\\inv 208 -416 R0 SYMATTR InstName A2 SYMBOL voltage -944 -928 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value V=abs(V(sine)) TEXT -978 152 Left 2 !.tran 50m