Version 4
SHEET 1 880 740
WIRE -912 368 -912 272
WIRE -912 464 -912 368
WIRE -912 656 -912 544
WIRE -880 272 -912 272
WIRE -880 368 -912 368
WIRE -784 272 -800 272
WIRE -784 368 -816 368
WIRE -784 368 -784 272
WIRE -768 272 -784 272
WIRE -752 368 -784 368
WIRE -672 272 -688 272
WIRE -672 368 -688 368
WIRE -672 368 -672 272
WIRE -672 464 -672 368
WIRE -672 656 -672 544
WIRE -608 272 -672 272
WIRE -608 480 -608 272
WIRE -608 656 -608 528
WIRE -560 288 -560 272
WIRE -560 464 -560 368
WIRE -560 656 -560 544
WIRE -464 272 -560 272
WIRE -464 384 -464 272
WIRE -464 656 -464 464
WIRE -384 288 -384 272
WIRE -384 384 -384 368
WIRE -384 656 -384 464
WIRE -304 272 -384 272
WIRE -304 480 -304 272
WIRE -304 656 -304 544
WIRE -240 272 -304 272
WIRE -208 272 -240 272
WIRE -208 464 -208 272
WIRE -208 656 -208 544
WIRE -192 272 -208 272
WIRE -96 272 -112 272
WIRE -80 352 -80 320
WIRE -80 416 -80 352
WIRE -80 464 -80 416
WIRE -80 656 -80 544
WIRE -48 -304 -48 -432
WIRE -48 48 -48 -224
WIRE -48 224 -48 48
WIRE 0 48 -48 48
WIRE 16 416 -80 416
WIRE 128 48 64 48
WIRE 128 96 128 48
WIRE 128 224 128 176
WIRE 176 48 128 48
WIRE 192 416 96 416
WIRE 192 416 192 96
WIRE 192 464 192 416
WIRE 192 656 192 544
WIRE 224 -432 -48 -432
WIRE 224 -304 224 -432
WIRE 224 -80 224 -224
WIRE 224 0 224 -80
WIRE 288 -80 224 -80
WIRE 336 96 336 64
WIRE 336 208 336 176
WIRE 336 240 336 208
WIRE 336 352 -80 352
WIRE 336 352 336 320
WIRE 432 -80 352 -80
WIRE 432 64 336 64
WIRE 432 64 432 -80
WIRE 432 96 432 64
WIRE 432 208 336 208
WIRE 432 208 432 160
WIRE 432 256 432 208
WIRE 432 352 336 352
WIRE 432 352 432 320
WIRE 496 -80 432 -80
WIRE 592 -80 560 -80
WIRE 608 -432 224 -432
WIRE 608 -384 608 -432
WIRE 608 -256 608 -304
WIRE 608 -80 592 -80
WIRE 608 464 608 -80
WIRE 608 656 608 544
FLAG 608 -256 0
FLAG -80 656 0
FLAG 608 656 0
FLAG -240 272 in
FLAG 192 656 0
FLAG -208 656 0
FLAG 128 224 0
FLAG 592 -80 out
FLAG -912 656 0
FLAG -672 656 0
FLAG -304 656 0
FLAG -608 656 0
FLAG -560 656 0
FLAG -384 656 0
FLAG -464 656 0
SYMBOL Misc\\EuropeanResistor -656 560 R180
WINDOW 0 15 42 VRight 0
WINDOW 3 31 48 Left 0
SYMATTR InstName R1
SYMATTR Value 604
SYMBOL Misc\\triode -48 272 R0
WINDOW 3 -24 64 Invisible 0
WINDOW 0 -12 63 Left 0
WINDOW 38 -111 -64 Left 0
SYMATTR Value NH12AX7
SYMATTR InstName V2
SYMATTR SpiceModel NH12AX7
SYMBOL Misc\\EuropeanResistor -64 560 R180
WINDOW 0 15 42 VRight 0
WINDOW 3 36 80 Left 0
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL Misc\\battery 608 -400 R0
WINDOW 0 50 40 Top 0
WINDOW 3 -53 68 Bottom 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 240
SYMBOL Misc\\signal -912 448 R0
WINDOW 123 18 143 Left 0
WINDOW 39 18 172 Left 0
WINDOW 0 15 1 Left 0
WINDOW 3 21 105 Left 0
SYMATTR Value2 AC 167m
SYMATTR InstName V3
SYMATTR Value SINE(0 167m 1k)
SYMBOL Misc\\EuropeanResistor -64 -320 R0
WINDOW 0 16 40 VRight 0
SYMATTR InstName R3
SYMATTR Value 150k
SYMBOL Misc\\EuropeanResistor -896 288 R270
WINDOW 0 5 56 VTop 0
WINDOW 3 56 61 VBottom 0
SYMATTR InstName R5
SYMATTR Value 883k
SYMBOL Misc\\EuropeanResistor -784 288 R270
WINDOW 0 2 58 VTop 0
WINDOW 3 56 56 VBottom 0
SYMATTR InstName R6
SYMATTR Value 75k
SYMBOL cap -816 352 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C1
SYMATTR Value 3.6n
SYMBOL cap -688 352 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C2
SYMATTR Value 1n
SYMBOL Misc\\triode 224 48 R0
WINDOW 3 -24 64 Invisible 0
WINDOW 0 -12 63 Left 0
WINDOW 38 -111 -64 Left 0
SYMATTR Value NH12AX7
SYMATTR InstName V4
SYMATTR SpiceModel NH12AX7
SYMBOL Misc\\EuropeanResistor 176 560 M180
WINDOW 0 17 69 VLeft 0
WINDOW 3 31 40 Left 0
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL cap 352 -96 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C5
SYMATTR Value 100n
SYMBOL Misc\\EuropeanResistor 592 560 M180
WINDOW 0 15 42 VRight 0
WINDOW 3 31 48 Left 0
SYMATTR InstName R10
SYMATTR Value 150k
SYMBOL Misc\\EuropeanResistor 240 -320 M0
WINDOW 0 16 40 VRight 0
SYMATTR InstName R8
SYMATTR Value 100k
SYMBOL ind2 -368 480 R180
WINDOW 0 -19 -3 Left 0
WINDOW 3 -11 31 VRight 0
SYMATTR InstName L1
SYMATTR Value 300m
SYMATTR Type ind
SYMBOL Misc\\EuropeanResistor -368 384 R180
WINDOW 0 17 43 VRight 0
WINDOW 3 -37 55 Left 0
SYMATTR InstName R9
SYMATTR Value 300
SYMBOL Misc\\EuropeanResistor -224 560 M180
WINDOW 0 15 42 VRight 0
WINDOW 3 36 80 Left 0
SYMATTR InstName R11
SYMATTR Value 47k
SYMBOL Misc\\EuropeanResistor -96 256 R90
WINDOW 0 30 55 VBottom 0
WINDOW 3 27 56 VTop 0
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 144 192 R180
WINDOW 0 15 41 VRight 0
WINDOW 3 31 40 Left 0
SYMATTR InstName R7
SYMATTR Value 1.2Meg
SYMBOL cap 64 32 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C3
SYMATTR Value 47n
SYMBOL Misc\\EuropeanResistor 112 400 R90
WINDOW 0 31 57 VBottom 0
WINDOW 3 27 56 VTop 0
SYMATTR InstName R13
SYMATTR Value 47k
SYMBOL Misc\\EuropeanResistor 352 336 R180
WINDOW 0 14 32 VRight 0
WINDOW 3 31 40 Left 0
SYMATTR InstName R14
SYMATTR Value 1.7Meg
SYMBOL Misc\\EuropeanResistor 352 192 R180
WINDOW 0 13 34 VRight 0
WINDOW 3 31 40 Left 0
SYMATTR InstName R15
SYMATTR Value 78k
SYMBOL cap 416 256 R0
SYMATTR InstName C4
SYMATTR Value 3.3n
SYMBOL cap 416 96 R0
SYMATTR InstName C6
SYMATTR Value 1n
SYMBOL cap 560 -96 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C7
SYMATTR Value 1µ
SYMBOL cap -288 480 M0
SYMATTR InstName C8
SYMATTR Value 250p
SYMBOL e -560 448 R0
SYMATTR InstName E1
SYMATTR Value 1
SYMBOL ind2 -480 480 M180
WINDOW 0 -23 -1 Left 0
WINDOW 3 -13 27 VRight 0
SYMATTR InstName L2
SYMATTR Value 300m
SYMATTR Type ind
SYMBOL Misc\\EuropeanResistor -544 384 R180
WINDOW 0 17 43 VRight 0
WINDOW 3 -2 73 Right 0
SYMATTR InstName R16
SYMATTR Value 1m
TEXT -600 -200 Left 0 !.inc mylib\\dmtriodep.inc\n.four 1k V(out)
TEXT -600 -80 Left 0 !.tran 0 .105 .1 1.5u
TEXT -592 -120 Left 0 !;ac oct 10 10 40k
TEXT -592 -272 Left 0 !;noise V(out) V3 oct 10 10 100k
TEXT -424 376 VRight 0 !K1 L1 L2 1
RECTANGLE Normal -944 688 -272 224 2