Version 4
SHEET 1 880 680
WIRE -7504 -2528 -7536 -2528
WIRE -7424 -2528 -7440 -2528
WIRE -7536 -2448 -7536 -2528
WIRE -7504 -2448 -7536 -2448
WIRE -7424 -2448 -7424 -2528
WIRE -7424 -2448 -7440 -2448
WIRE -6640 -2432 -6640 -2464
WIRE -7152 -2384 -7280 -2384
WIRE -7280 -2368 -7280 -2384
WIRE -7744 -2352 -7840 -2352
WIRE -7664 -2352 -7680 -2352
WIRE -7536 -2352 -7536 -2448
WIRE -7536 -2352 -7584 -2352
WIRE -7520 -2352 -7536 -2352
WIRE -7424 -2336 -7424 -2448
WIRE -7424 -2336 -7456 -2336
WIRE -6800 -2336 -6992 -2336
WIRE -7520 -2320 -7536 -2320
WIRE -7840 -2304 -7840 -2352
WIRE -7424 -2304 -7424 -2336
WIRE -6640 -2304 -6640 -2352
WIRE -6640 -2304 -6672 -2304
WIRE -7488 -2272 -7488 -2304
WIRE -6672 -2272 -6672 -2304
WIRE -7536 -2256 -7536 -2320
WIRE -7200 -2256 -7200 -2272
WIRE -6992 -2256 -6992 -2336
WIRE -6960 -2256 -6992 -2256
WIRE -7280 -2240 -7280 -2288
WIRE -7232 -2240 -7280 -2240
WIRE -6880 -2240 -6896 -2240
WIRE -6800 -2240 -6800 -2336
WIRE -6800 -2240 -6816 -2240
WIRE -6736 -2240 -6800 -2240
WIRE -7152 -2224 -7152 -2384
WIRE -7152 -2224 -7168 -2224
WIRE -7120 -2224 -7152 -2224
WIRE -7024 -2224 -7056 -2224
WIRE -6960 -2224 -7024 -2224
WIRE -6640 -2224 -6640 -2304
WIRE -7840 -2208 -7840 -2224
WIRE -7424 -2208 -7424 -2240
WIRE -7232 -2208 -7424 -2208
WIRE -7424 -2176 -7424 -2208
WIRE -7200 -2160 -7200 -2192
WIRE -6800 -2160 -6800 -2240
WIRE -7280 -2128 -7280 -2240
WIRE -7024 -2128 -7024 -2224
WIRE -7424 -2080 -7424 -2096
WIRE -6640 -2064 -6640 -2144
WIRE -6800 -2032 -6800 -2096
WIRE -7280 -2016 -7280 -2048
WIRE -7024 -2016 -7024 -2048
FLAG -7488 -2368 +12V
FLAG -7488 -2272 -12V
FLAG -7536 -2256 0
FLAG -7424 -2080 -12V
FLAG -7840 -2208 0
FLAG -6928 -2272 +12V
FLAG -6928 -2208 -12V
FLAG -7200 -2272 +12V
FLAG -7200 -2160 -12V
FLAG -7280 -2016 0
FLAG -7024 -2016 0
FLAG -6800 -2032 0
FLAG -6672 -2272 0
FLAG -6640 -2464 +12V
FLAG -6640 -2064 -12V
SYMBOL Opamps\\UniversalOpamp2 -6928 -2240 R0
WINDOW 0 25 42 Left 2
SYMATTR InstName U2
SYMBOL Opamps\\UniversalOpamp2 -7488 -2336 R0
SYMATTR InstName U3
SYMBOL Misc\\EuropeanResistor -7680 -2336 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 47k
SYMBOL diode -7504 -2512 R270
WINDOW 0 28 -1 VTop 2
WINDOW 3 57 59 VBottom 2
SYMATTR InstName D2
SYMATTR Value DD
SYMBOL diode -7440 -2464 R90
WINDOW 0 4 64 VBottom 2
WINDOW 3 -21 5 VTop 2
SYMATTR InstName D3
SYMATTR Value DD
SYMBOL diode -6880 -2224 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value DD
SYMBOL diode -7440 -2304 R0
SYMATTR InstName D8
SYMATTR Value DD
SYMBOL Misc\\EuropeanResistor -7408 -2080 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R13
SYMATTR Value 470k
SYMBOL voltage -7840 -2320 R0
WINDOW 3 37 89 Left 2
WINDOW 123 24 44 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(0 2 40 0 0 0 5)
SYMATTR InstName V5
SYMBOL cap -7680 -2368 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 0.47µ
SYMBOL Opamps\\UniversalOpamp2 -7200 -2224 R0
WINDOW 0 12 47 Left 2
SYMATTR InstName U5
SYMBOL Misc\\EuropeanResistor -7264 -2032 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R2
SYMATTR Value 39k
SYMBOL Misc\\EuropeanResistor -7264 -2272 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R6
SYMATTR Value 180k
SYMBOL cap -7056 -2240 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 1µ
SYMBOL Misc\\EuropeanResistor -7008 -2032 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R8
SYMATTR Value 470k
SYMBOL cap -6816 -2160 R0
SYMATTR InstName C5
SYMATTR Value 1µ
SYMBOL voltage -6640 -2448 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 12V
SYMBOL voltage -6640 -2240 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 12V
TEXT -7800 -2168 Left 2 !.tran 150ms
TEXT -7856 -2032 Left 2 !.model DD D(N=1.5)
TEXT -7856 -2088 Left 2 !.temp 15 35