Version 4
SHEET 1 880 680
WIRE -7808 -3024 -7824 -3024
WIRE -7664 -3024 -7744 -3024
WIRE -7232 -3008 -7632 -3008
WIRE -7216 -3008 -7232 -3008
WIRE -7072 -3008 -7136 -3008
WIRE -6880 -3008 -6896 -3008
WIRE -7632 -2992 -7632 -3008
WIRE -7072 -2992 -7072 -3008
WIRE -6896 -2992 -6896 -3008
WIRE -7408 -2944 -7568 -2944
WIRE -7360 -2912 -7376 -2912
WIRE -7232 -2912 -7232 -3008
WIRE -7232 -2912 -7296 -2912
WIRE -7072 -2896 -7072 -2912
WIRE -6896 -2896 -6896 -2912
WIRE -6864 -2896 -6896 -2896
WIRE -7744 -2880 -7744 -2912
WIRE -6864 -2880 -6864 -2896
WIRE -7920 -2864 -7952 -2864
WIRE -7824 -2864 -7824 -3024
WIRE -7824 -2864 -7840 -2864
WIRE -7776 -2864 -7824 -2864
WIRE -6896 -2864 -6896 -2896
WIRE -7664 -2848 -7664 -3024
WIRE -7664 -2848 -7712 -2848
WIRE -7600 -2848 -7664 -2848
WIRE -7536 -2848 -7600 -2848
WIRE -7408 -2848 -7408 -2944
WIRE -7408 -2848 -7456 -2848
WIRE -7776 -2832 -7792 -2832
WIRE -7952 -2816 -7952 -2864
WIRE -7792 -2800 -7792 -2832
WIRE -7280 -2800 -7280 -2832
WIRE -7744 -2784 -7744 -2816
WIRE -7232 -2784 -7232 -2912
WIRE -7232 -2784 -7248 -2784
WIRE -7632 -2768 -7632 -2896
WIRE -7584 -2768 -7632 -2768
WIRE -7376 -2768 -7376 -2912
WIRE -7376 -2768 -7504 -2768
WIRE -7312 -2768 -7376 -2768
WIRE -6896 -2768 -6896 -2784
WIRE -6880 -2768 -6896 -2768
WIRE -7232 -2752 -7248 -2752
WIRE -7232 -2720 -7232 -2752
WIRE -7952 -2704 -7952 -2736
WIRE -7824 -2704 -7824 -2864
WIRE -7808 -2704 -7824 -2704
WIRE -7632 -2704 -7632 -2768
WIRE -7632 -2704 -7712 -2704
WIRE -7408 -2704 -7408 -2848
WIRE -7280 -2704 -7280 -2736
WIRE -7760 -2608 -7760 -2640
WIRE -7408 -2592 -7408 -2624
WIRE -7600 -2512 -7600 -2848
WIRE -7136 -2512 -7600 -2512
FLAG -7744 -2912 +12V
FLAG -7952 -2704 0
FLAG -6864 -2880 0
FLAG -6880 -3008 +12V
FLAG -6880 -2768 -12V
FLAG -7760 -2608 0
FLAG -7744 -2784 -12V
FLAG -7792 -2800 0
FLAG -7408 -2592 0
FLAG -7280 -2832 +12V
FLAG -7280 -2704 -12V
FLAG -7232 -2720 0
FLAG -7072 -2896 0
SYMBOL Misc\\EuropeanResistor -7936 -2848 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL voltage -7952 -2832 R0
WINDOW 3 -144 178 Left 2
WINDOW 123 24 44 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 32 108 Left 2
SYMATTR Value ""
SYMATTR InstName V3
SYMBOL voltage -6896 -3008 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 40 33 Left 2
WINDOW 3 39 73 Left 2
SYMATTR InstName V1
SYMATTR Value 12V
SYMBOL voltage -6896 -2880 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 43 38 Left 2
WINDOW 3 43 76 Left 2
SYMATTR InstName V2
SYMATTR Value 12V
SYMBOL Misc\\EuropeanResistor -7552 -2832 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R2
SYMATTR Value 15.7k
SYMBOL Misc\\EuropeanResistor -7392 -2720 M0
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL Misc\\EuropeanResistor -7488 -2752 M270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 2k
SYMBOL Misc\\EuropeanResistor -7232 -2992 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 700k
SYMBOL voltage -7072 -3008 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 40 33 Left 2
WINDOW 3 39 73 Left 2
SYMATTR InstName V4
SYMATTR Value 5.9V
SYMBOL cap -7744 -3040 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 220p
SYMBOL cap -7296 -2928 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 33p
SYMBOL npn2 -7808 -2640 R270
WINDOW 0 23 -19 VRight 2
WINDOW 3 -25 -43 VRight 2
SYMATTR InstName Q1
SYMATTR Value BC413
SYMBOL npn2 -7568 -2992 M0
WINDOW 0 -37 13 Left 2
WINDOW 3 -56 73 Left 2
SYMATTR InstName Q2
SYMATTR Value BC413
SYMBOL Opamps\\opamp2 -7744 -2912 R0
SYMATTR InstName U1
SYMATTR Value TL084
SYMBOL Opamps\\opamp2 -7280 -2832 M0
SYMATTR InstName U2
SYMATTR Value TL084
TEXT -7880 -2456 Left 2 ;.tran 100m
TEXT -7456 -2824 Left 2 ;*
TEXT -7384 -2664 Left 2 ;*
TEXT -7136 -2976 Left 2 ;*
TEXT -6976 -2936 Left 2 ;*
TEXT -8120 -2456 Left 2 !.dc dec V3 10µ 10 20
TEXT -8064 -2960 Left 2 !.temp 15 35
TEXT -8104 -2568 Left 2 !.include bc.lib
TEXT -8104 -2528 Left 2 !.include TL084.301