Version 4
SHEET 1 880 680
WIRE -7072 -3120 -7168 -3120
WIRE -6944 -3120 -6992 -3120
WIRE -7168 -3008 -7168 -3120
WIRE -7136 -3008 -7168 -3008
WIRE -7040 -3008 -7072 -3008
WIRE -7488 -2912 -7520 -2912
WIRE -7088 -2880 -7088 -2896
WIRE -7168 -2864 -7168 -3008
WIRE -7120 -2864 -7168 -2864
WIRE -7520 -2848 -7520 -2912
WIRE -7504 -2848 -7520 -2848
WIRE -7424 -2848 -7424 -2912
WIRE -7424 -2848 -7440 -2848
WIRE -7040 -2848 -7040 -3008
WIRE -7040 -2848 -7056 -2848
WIRE -7024 -2848 -7040 -2848
WIRE -6944 -2848 -6944 -3120
WIRE -6944 -2848 -6960 -2848
WIRE -6880 -2848 -6944 -2848
WIRE -6832 -2848 -6880 -2848
WIRE -7376 -2832 -7376 -2848
WIRE -7328 -2832 -7376 -2832
WIRE -7248 -2832 -7264 -2832
WIRE -7120 -2832 -7248 -2832
WIRE -6880 -2816 -6880 -2848
WIRE -7376 -2800 -7376 -2832
WIRE -6944 -2800 -6944 -2848
WIRE -7248 -2784 -7248 -2832
WIRE -7168 -2784 -7168 -2864
WIRE -7088 -2784 -7088 -2816
WIRE -7680 -2752 -7696 -2752
WIRE -7520 -2752 -7520 -2848
WIRE -7520 -2752 -7536 -2752
WIRE -7504 -2752 -7520 -2752
WIRE -7424 -2736 -7424 -2848
WIRE -7424 -2736 -7440 -2736
WIRE -7376 -2736 -7424 -2736
WIRE -7504 -2720 -7520 -2720
WIRE -7520 -2672 -7520 -2720
WIRE -7472 -2672 -7472 -2704
WIRE -7248 -2672 -7248 -2704
WIRE -7168 -2672 -7168 -2704
WIRE -6944 -2672 -6944 -2736
WIRE -6880 -2672 -6880 -2736
WIRE -7696 -2656 -7696 -2752
WIRE -7696 -2544 -7696 -2576
WIRE -7680 -2544 -7696 -2544
WIRE -6912 -2448 -6912 -2496
WIRE -6880 -2448 -6912 -2448
WIRE -6880 -2432 -6880 -2448
WIRE -6912 -2368 -6912 -2448
FLAG -7088 -2896 +12V
FLAG -7088 -2784 -12V
FLAG -7472 -2672 -12V
FLAG -7696 -2544 0
FLAG -7168 -2672 0
FLAG -6944 -2672 0
FLAG -6880 -2672 0
FLAG -7520 -2672 0
FLAG -7376 -2928 +12V
FLAG -7472 -2768 +12V
FLAG -7248 -2672 0
FLAG -6912 -2576 +12V
FLAG -6912 -2288 -12V
FLAG -6880 -2432 0
FLAG -7696 -2752 in
FLAG -6832 -2848 out
SYMBOL diode -7024 -2832 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D4
SYMATTR Value DD
SYMBOL Misc\\EuropeanResistor -7632 -2736 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 47k
SYMBOL Misc\\EuropeanResistor -7152 -2688 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R3
SYMATTR Value 22k
SYMBOL Misc\\EuropeanResistor -7088 -3104 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 180k
SYMBOL diode -7440 -2864 R90
WINDOW 0 4 64 VBottom 2
WINDOW 3 -21 5 VTop 2
SYMATTR InstName D6
SYMATTR Value DD
SYMBOL voltage -7696 -2672 R0
WINDOW 3 -33 165 Left 2
WINDOW 123 24 44 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(0 {UIN} 40)
SYMATTR InstName V3
SYMBOL cap -7616 -2768 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 0.22µ
SYMBOL cap -6960 -2800 R0
SYMATTR InstName C2
SYMATTR Value 1µ
SYMBOL Misc\\EuropeanResistor -6896 -2832 R0
SYMATTR InstName R7
SYMATTR Value 1meg
SYMBOL diode -7392 -2800 R0
SYMATTR InstName D7
SYMBOL Misc\\EuropeanResistor -7392 -2944 R0
SYMATTR InstName R8
SYMATTR Value 22k
SYMBOL diode -7488 -2896 R270
WINDOW 0 26 -4 VTop 2
WINDOW 3 53 60 VBottom 2
SYMATTR InstName D5
SYMATTR Value DD
SYMBOL cap -7264 -2848 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 0,22µ
SYMBOL Misc\\EuropeanResistor -7232 -2688 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R12
SYMATTR Value 47k
SYMBOL voltage -6912 -2592 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 12V
SYMBOL voltage -6912 -2384 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 12V
SYMBOL diode -7136 -2992 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value DD
SYMBOL Opamps\\UniversalOpamp2 -7472 -2736 R0
SYMATTR InstName U1
SYMBOL Opamps\\UniversalOpamp2 -7088 -2848 R0
SYMATTR InstName U2
TEXT -6904 -2392 Left 2 ;Uin
TEXT -7224 -2568 Left 2 ;Uin      | Uout |\n2V       | 4,7V | 0dB\n0,4mV | 2,7V  | -74dB
TEXT -7720 -2400 Left 2 !.tran 0 0.3 0.275 .2m
TEXT -7720 -2368 Left 2 !.options plotwinsize=0
TEXT -7368 -2400 Left 2 !.param UIN=0.2
TEXT -7368 -2368 Left 2 !.step dec param UIN 0.4m 2 10
TEXT -7368 -2336 Left 2 !.meas UOUT AVG V(OUT)
TEXT -7360 -2280 Left 2 ;View -> Spice Error Log\nRight-mouse-click -> Plot ...
TEXT -7712 -3072 Left 2 !.temp 0 50
TEXT -7712 -3032 Left 2 !.model DD D(N=1.5)
TEXT -7720 -2336 Left 2 !.options method=gear
RECTANGLE Normal -6976 -2208 -7392 -2432 2