Version 4 SHEET 1 1692 1348 WIRE -144 -272 -240 -272 WIRE -544 -256 -560 -256 WIRE -448 -256 -480 -256 WIRE -352 -256 -448 -256 WIRE -1024 -240 -1056 -240 WIRE -944 -240 -960 -240 WIRE -832 -240 -864 -240 WIRE -752 -240 -768 -240 WIRE -240 -208 -240 -272 WIRE -224 -208 -240 -208 WIRE -448 -192 -448 -256 WIRE -432 -192 -448 -192 WIRE -144 -192 -144 -272 WIRE -144 -192 -160 -192 WIRE -48 -192 -144 -192 WIRE -352 -176 -352 -256 WIRE -352 -176 -368 -176 WIRE -336 -176 -352 -176 WIRE -240 -176 -256 -176 WIRE -224 -176 -240 -176 WIRE -1056 -160 -1056 -240 WIRE -1040 -160 -1056 -160 WIRE -944 -160 -944 -240 WIRE -944 -160 -960 -160 WIRE -912 -160 -944 -160 WIRE -864 -160 -864 -240 WIRE -848 -160 -864 -160 WIRE -752 -160 -752 -240 WIRE -752 -160 -768 -160 WIRE -720 -160 -752 -160 WIRE -656 -160 -672 -160 WIRE -560 -160 -560 -256 WIRE -560 -160 -576 -160 WIRE -544 -160 -560 -160 WIRE -448 -160 -464 -160 WIRE -432 -160 -448 -160 WIRE -1056 -144 -1056 -160 WIRE -944 -144 -944 -160 WIRE -864 -144 -864 -160 WIRE -752 -144 -752 -160 WIRE -672 -144 -672 -160 WIRE -912 -128 -912 -160 WIRE -720 -128 -720 -160 WIRE -448 -128 -448 -160 WIRE -240 -128 -240 -176 WIRE -944 -48 -944 -64 WIRE -912 -48 -912 -80 WIRE -912 -48 -944 -48 WIRE -752 -48 -752 -64 WIRE -720 -48 -720 -80 WIRE -720 -48 -752 -48 WIRE -1056 -32 -1056 -64 WIRE -944 -32 -944 -48 WIRE -864 -32 -864 -64 WIRE -752 -32 -752 -48 WIRE -672 -32 -672 -64 WIRE -448 -32 -448 -64 WIRE -240 -32 -240 -64 WIRE 528 96 528 80 WIRE 528 96 512 96 WIRE 544 96 528 96 WIRE 544 112 544 96 WIRE 208 208 208 176 WIRE 512 208 512 96 WIRE 544 208 544 192 WIRE -448 224 -544 224 WIRE -48 224 -48 -192 WIRE 48 224 -48 224 WIRE 176 224 48 224 WIRE -544 240 -544 224 WIRE -48 240 -48 224 WIRE 48 240 48 224 WIRE 336 240 240 240 WIRE 384 240 336 240 WIRE 496 240 464 240 WIRE 688 240 560 240 WIRE 736 240 688 240 WIRE 896 240 816 240 WIRE 960 240 896 240 WIRE 1024 240 960 240 WIRE -544 256 -544 240 WIRE 176 256 128 256 WIRE 336 272 336 240 WIRE 896 288 896 240 WIRE 208 304 208 272 WIRE 528 304 528 272 WIRE 960 304 960 240 WIRE -48 336 -48 320 WIRE 48 336 48 304 WIRE 288 336 256 336 WIRE -544 352 -544 336 WIRE 896 400 896 368 WIRE 960 400 960 368 WIRE 960 400 896 400 WIRE 960 448 960 400 WIRE 256 464 256 336 WIRE 336 464 336 448 WIRE 336 464 256 464 WIRE 336 496 336 464 WIRE 896 560 896 544 WIRE 1024 560 1024 544 WIRE 128 608 128 256 WIRE 176 608 128 608 WIRE 320 608 256 608 WIRE 352 608 320 608 WIRE 448 608 432 608 WIRE 496 608 448 608 WIRE 512 608 496 608 WIRE 608 608 592 608 WIRE 688 608 688 240 WIRE 688 608 608 608 WIRE 896 672 896 640 WIRE 1024 672 1024 640 WIRE 320 704 320 608 WIRE 352 704 320 704 WIRE 448 704 448 608 WIRE 448 704 416 704 WIRE 496 704 496 608 WIRE 528 704 496 704 WIRE 608 704 608 608 WIRE 608 704 592 704 WIRE 688 752 688 608 WIRE 320 800 320 704 WIRE 352 800 320 800 WIRE 448 800 448 704 WIRE 448 800 416 800 WIRE 480 896 480 864 WIRE 688 912 688 832 WIRE 688 912 512 912 WIRE 128 928 128 608 WIRE 224 928 128 928 WIRE 384 928 304 928 WIRE 448 928 384 928 WIRE 544 944 512 944 WIRE 128 960 128 928 WIRE 688 976 688 912 WIRE 480 992 480 960 WIRE 128 1072 128 1040 WIRE 384 1088 384 928 WIRE 432 1088 384 1088 WIRE 544 1088 544 944 WIRE 544 1088 496 1088 WIRE 576 1088 544 1088 WIRE 688 1088 688 1040 WIRE 688 1088 656 1088 WIRE 128 1184 128 1152 WIRE 688 1184 688 1088 FLAG 1024 672 0 FLAG 208 304 +V FLAG 1024 544 +V FLAG 208 176 -V FLAG 896 672 0 FLAG 896 544 -V FLAG -48 336 0 FLAG 48 336 0 FLAG -544 352 0 FLAG -544 240 IN FLAG 480 864 -V FLAG 480 992 +V FLAG 688 1184 0 FLAG 528 80 +V FLAG 528 304 -V FLAG 128 1184 0 FLAG 960 448 0 FLAG 1024 240 OUT FLAG 688 240 X1 FLAG -1056 -32 0 FLAG -944 -32 0 FLAG -864 -32 0 FLAG -752 -32 0 FLAG -672 -32 0 FLAG -448 -32 0 FLAG -240 -32 0 FLAG 336 496 -V SYMBOL voltage 1024 544 R0 SYMATTR InstName V1 SYMATTR Value 18 SYMBOL voltage 896 544 R0 SYMATTR InstName V2 SYMATTR Value -18 SYMBOL opamps\\LT1115 208 304 M180 WINDOW 0 8 96 Left 2 WINDOW 3 13 28 Left 2 SYMATTR InstName U1 SYMBOL cap 32 240 R0 SYMATTR InstName C1 SYMATTR Value 47p SYMBOL res -64 224 R0 SYMATTR InstName R1 SYMATTR Value 47.5K SYMBOL voltage -544 240 R0 WINDOW 3 24 44 Left 2 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value SINE(0 3.5m {freq}) SYMATTR InstName V3 SYMBOL res -352 208 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName Ri SYMATTR Value 450 SYMBOL Opamps\\LT1097 480 992 R180 SYMATTR InstName U3 SYMBOL res 320 912 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R9 SYMATTR Value 100K SYMBOL res 704 848 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R8 SYMATTR Value 1Meg SYMBOL cap 672 976 R0 SYMATTR InstName C6 SYMATTR Value 1µ SYMBOL cap 496 1072 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C5 SYMATTR Value 1µ SYMBOL res 672 1072 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R12 SYMATTR Value 1Meg SYMBOL opamps\\LT1010 528 176 R0 SYMATTR InstName U2 SYMBOL res 528 96 R0 SYMATTR InstName R4 SYMATTR Value 49.9 SYMBOL res 480 224 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 100 SYMBOL res 160 624 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R5 SYMATTR Value 499 SYMATTR SpiceLine tol=0.1 SYMBOL res 336 624 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R6 SYMATTR Value 17.8k SYMATTR SpiceLine tol=0.1 SYMBOL res 496 624 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R7 SYMATTR Value 210k SYMATTR SpiceLine tol=0.1 SYMBOL res 720 256 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R13 SYMATTR Value 562 SYMBOL res 912 384 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R14 SYMATTR Value 25k SYMBOL res 144 1056 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R10 SYMATTR Value 22.6 SYMATTR SpiceLine tol=0.1 SYMBOL res 144 1168 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R11 SYMATTR Value 210 SYMATTR SpiceLine tol=0.1 SYMBOL cap 352 720 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C2 SYMATTR Value 330p SYMBOL cap 352 816 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C3 SYMATTR Value 3.9n SYMBOL cap 528 720 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C4 SYMATTR Value 15n SYMBOL cap 944 304 R0 SYMATTR InstName C7 SYMATTR Value 100p SYMBOL Misc\\signal -1056 -160 M0 WINDOW 123 -58 111 Left 2 WINDOW 39 226 72 Left 2 WINDOW 3 67 40 Left 2 SYMATTR Value2 AC 1m SYMATTR SpiceLine Rser=0 SYMATTR Value SINE(0 35m {freq} 0 0 0 0) SYMATTR InstName V4 SYMBOL e -864 -160 R0 WINDOW 0 38 66 Left 2 SYMATTR InstName E1 SYMATTR Value 100 SYMBOL res -960 -160 R0 WINDOW 3 27 -23 Left 2 WINDOW 0 -36 71 Left 2 SYMATTR Value 353.3 SYMATTR InstName R2 SYMBOL res -944 -176 R90 WINDOW 0 -6 91 VBottom 2 WINDOW 3 35 49 VTop 2 SYMATTR InstName R15 SYMATTR Value 3.18k SYMBOL cap -960 -256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C8 SYMATTR Value 1µ SYMBOL e -672 -160 R0 WINDOW 3 16 96 Left 2 WINDOW 0 56 71 Left 2 SYMATTR Value 75.5 SYMATTR InstName E2 SYMBOL res -768 -160 R0 WINDOW 3 21 87 Left 2 WINDOW 0 -2 168 Left 2 SYMATTR Value 1 SYMATTR InstName R16 SYMBOL res -752 -176 R90 WINDOW 0 0 88 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R17 SYMATTR Value 7.5k SYMBOL cap -768 -256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C9 SYMATTR Value 10n SYMBOL Opamps\\opamp -400 -240 R0 SYMATTR InstName U4 SYMBOL res -560 -176 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 37 41 VTop 2 SYMATTR InstName R18 SYMATTR Value 2.86k SYMBOL res -560 -144 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R19 SYMATTR Value 2.86k SYMBOL cap -480 -272 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C10 SYMATTR Value 1574p SYMBOL cap -464 -128 R0 SYMATTR InstName C11 SYMATTR Value 787p SYMBOL Opamps\\opamp -192 -256 R0 SYMATTR InstName U5 SYMBOL res -352 -160 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R20 SYMATTR Value 2.86k SYMBOL cap -256 -128 R0 SYMATTR InstName C12 SYMATTR Value 580p SYMBOL njf 288 272 R0 SYMATTR InstName J1 SYMATTR Value BF862 SYMBOL res 320 352 R0 SYMATTR InstName R21 SYMATTR Value 75 TEXT -992 128 Left 2 ;Grado Labs\nReference Platinum\nMM - Tonabnehmer\n-------------------------------\nAusgangsspannung 5,0 mV\nInduktivität 45 mH\nEigenimpendanz 450 Ohm\noptimale Eingangsimpendanz 47 K TEXT 912 872 Left 2 ;Is - Supply Current\nLT1115 max. 11,5 mA\nLT1097 max. 0,8 mA\nLT1097 max. 10,0 mA TEXT -984 488 Left 2 ;FFT (G.Kraus, Seite 29) TEXT -984 528 Left 2 ;http://preamp.org/elektronik/klirrfaktor-simulieren-mit-ltspice TEXT -992 576 Left 2 !.param freq=10k TEXT -992 616 Left 2 !.option plotwinsize=0\n.opt numdgt=7\n.param fft=2*pi**11\n.four {freq} V(OUT)\n.tran 0 {10/freq} 0 {10/freq/fft} TEXT -1360 -32 Left 2 !.lib opamp.sub TEXT 176 -408 Left 2 ;Total Harmonic Distortion:\n \nKSQ = 4,0mA (75 Ohm)\n3,5mV / 10kHz = 0.000271%(0.000308%) 1kHz = 0.000059%(0.000183%) \n 35mV / 10kHz = 0.000274%(0.000310%) 1kHz = 0.000057%(0.000181%)\n \nKSQ = 1,94mA (200 Ohm)\n3,5mV / 10kHz = 0.000271%(0.000308%) 1kHz = 0.000059%(0.000183%) \n 35mV / 10kHz = 0.000273%(0.000310%) 1kHz = 0.000059%(0.000182%)\n \nKSQ = 0,00mA\n3,5mV / 10kHz = 0.000271%(0.000308%) 1kHz = 0.000060%(0.000181%) \n 35mV / 10kHz = 0.000272%(0.000309%) 1kHz = 0.000060%(0.000183%) TEXT -1000 808 Left 2 !.model bf862 njf(beta=47.800m rd=.8 rs=7.5 lambda=37.3m \n+ vto=-.57093 is=424.6p cgd=7.4p pb=.5 \n+ fc=.5 cgs=8.29p kf=87.5e-18 af=1 alpha=-1m nr=2 isr=2.995p \n+ vtotc=-2m betatce=-.5 xti=3 vk=59.97 m=.6015 MFG=PHILIPS TEXT -728 -328 Left 2 ;Anti-RIAA Filter RECTANGLE Normal -1072 448 -112 32 2