Version 4
SHEET 1 880 1544
WIRE -1120 752 -1152 752
WIRE -992 752 -1056 752
WIRE -2672 768 -2672 736
WIRE -480 800 -480 768
WIRE -160 800 -160 768
WIRE -1728 848 -1936 848
WIRE -1152 864 -1152 752
WIRE -1120 864 -1152 864
WIRE -992 864 -992 752
WIRE -992 864 -1040 864
WIRE -2672 880 -2672 848
WIRE -480 928 -480 880
WIRE -448 928 -480 928
WIRE -336 928 -368 928
WIRE -256 928 -272 928
WIRE -160 928 -160 880
WIRE 144 928 -160 928
WIRE -480 976 -480 928
WIRE -160 976 -160 928
WIRE -1840 992 -1840 960
WIRE -2672 1008 -2672 976
WIRE -1936 1008 -1936 848
WIRE -1872 1008 -1936 1008
WIRE -1072 1008 -1072 976
WIRE -1728 1024 -1728 848
WIRE -1728 1024 -1808 1024
WIRE -1680 1024 -1728 1024
WIRE -1568 1024 -1600 1024
WIRE -1488 1024 -1504 1024
WIRE -1456 1024 -1488 1024
WIRE -1360 1024 -1392 1024
WIRE -1248 1024 -1280 1024
WIRE -1152 1024 -1152 864
WIRE -1152 1024 -1248 1024
WIRE -1104 1024 -1152 1024
WIRE -2288 1040 -2336 1040
WIRE -2192 1040 -2208 1040
WIRE -2096 1040 -2128 1040
WIRE -2080 1040 -2080 880
WIRE -2080 1040 -2096 1040
WIRE -1872 1040 -2080 1040
WIRE -992 1040 -992 864
WIRE -992 1040 -1040 1040
WIRE -896 1040 -928 1040
WIRE -768 1040 -816 1040
WIRE -688 1040 -768 1040
WIRE -512 1040 -624 1040
WIRE -256 1040 -256 928
WIRE -192 1040 -256 1040
WIRE -1104 1056 -1136 1056
WIRE -256 1056 -256 1040
WIRE 144 1056 144 928
WIRE -1840 1088 -1840 1056
WIRE -2336 1104 -2336 1040
WIRE -2096 1104 -2096 1040
WIRE -1488 1104 -1488 1024
WIRE -1248 1104 -1248 1024
WIRE -1072 1104 -1072 1072
WIRE -768 1104 -768 1040
WIRE -2672 1120 -2672 1088
WIRE -256 1184 -256 1136
WIRE -2336 1216 -2336 1184
WIRE -2096 1216 -2096 1184
WIRE -1488 1216 -1488 1184
WIRE -1248 1216 -1248 1184
WIRE -1136 1216 -1136 1056
WIRE -768 1216 -768 1184
WIRE -496 1248 -496 1104
WIRE -160 1248 -496 1248
WIRE -144 1248 -144 1104
WIRE -144 1248 -160 1248
WIRE -496 1312 -496 1248
WIRE -160 1312 -160 1248
WIRE 144 1360 144 1136
WIRE -496 1424 -496 1392
WIRE -304 1424 -496 1424
WIRE -160 1424 -160 1376
WIRE -160 1424 -304 1424
FLAG -2672 880 0
FLAG -2672 1120 0
FLAG -2672 736 +UB
FLAG -2672 976 -UB
FLAG -2336 1216 0
FLAG -1840 960 +UB
FLAG -1840 1088 -UB
FLAG -1488 1216 0
FLAG -2096 1216 0
FLAG -1072 976 +UB
FLAG -1072 1104 -UB
FLAG -1248 1216 0
FLAG -1136 1216 0
FLAG 144 1360 0
FLAG -768 1216 -UB
FLAG -480 768 +UB
FLAG -160 768 +UB
FLAG -256 1184 -UB
FLAG -304 1424 -UB
FLAG -2336 1040 Input
IOPIN -2336 1040 In
FLAG -2080 880 Messung
IOPIN -2080 880 In
SYMBOL voltage -2672 752 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage -2672 1104 R180
WINDOW 0 24 96 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL voltage -2336 1200 R180
WINDOW 0 24 96 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 24 -14 Left 2
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value SINE(0 1 1000 0 0 0)
SYMBOL Opamps\\opamp2 -1840 960 R0
SYMATTR InstName U3
SYMATTR Value OPA134
SYMBOL EuropeanResistor -1584 1008 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R13
SYMATTR Value 680
SYMBOL EuropeanPolcap -1504 1008 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C6
SYMATTR Value 22µF
SYMBOL EuropeanResistor -1504 1088 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R14
SYMATTR Value 1Meg
SYMBOL EuropeanResistor -2112 1088 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R17
SYMATTR Value 1Meg
SYMBOL cap -2128 1024 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value 33n
SYMBOL Opamps\\opamp2 -1072 976 R0
SYMATTR InstName U4
SYMATTR Value OPA134
SYMBOL EuropeanResistor -800 1024 R90
WINDOW 0 -26 43 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R19
SYMATTR Value 10k
SYMBOL EuropeanPolcap -624 1024 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C8
SYMATTR Value 10µF
SYMBOL EuropeanResistor -1264 1088 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R20
SYMATTR Value 1Meg
SYMBOL EuropeanResistor -2192 1024 R90
WINDOW 0 -26 43 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL EuropeanPolcap -1392 1008 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 22µF
SYMBOL EuropeanResistor -1264 1008 R90
WINDOW 0 -26 43 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 680
SYMBOL EuropeanResistor -1024 848 R90
WINDOW 0 -26 43 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 500k
SYMBOL cap -1056 736 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 120p
SYMBOL cap -928 1024 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 33n
SYMBOL EuropeanResistor -784 1088 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R4
SYMATTR Value 1Meg
SYMBOL ZZZ\\Tubes\\nk_triode_r -480 1040 M0
WINDOW 0 56 62 Left 2
SYMATTR InstName TR1
SYMATTR SpiceModel ECC83
SYMBOL ZZZ\\Tubes\\nk_triode_r -160 1040 R0
WINDOW 0 66 -31 Left 2
WINDOW 38 59 11 Left 2
SYMATTR InstName TR2
SYMATTR SpiceModel ECC83
SYMBOL EuropeanResistor -496 784 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R5
SYMATTR Value 47k
SYMBOL EuropeanResistor -176 784 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R6
SYMATTR Value 47k
SYMBOL EuropeanResistor -352 912 R90
WINDOW 0 -26 43 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 10k
SYMBOL cap -272 912 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 33n
SYMBOL EuropeanResistor -272 1040 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R8
SYMATTR Value 47k
SYMBOL EuropeanResistor -512 1296 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R9
SYMATTR Value 47k
SYMBOL EuropeanPolcap -144 1376 R180
WINDOW 0 24 64 Left 0
WINDOW 3 24 4 Left 0
SYMATTR InstName C5
SYMATTR Value 22µF
SYMBOL EuropeanResistor 128 1040 R0
WINDOW 0 31 40 Left 2
WINDOW 3 31 76 Left 2
SYMATTR InstName R10
SYMATTR Value 47k
TEXT -2688 528 Left 2 !.include OPA134.LIB
TEXT -2352 528 Left 2 !.tran 0 0.01 0
TEXT -2352 576 Left 2 !;noise V[OUT] V3 dec 20 20 20k
TEXT -2352 608 Left 2 !;.ac dec 100 10 1MEG