Version 4 SHEET 1 5436 680 WIRE 1376 -1632 1376 -1664 WIRE 1376 -1632 1184 -1632 WIRE 1184 -1600 1184 -1632 WIRE 1376 -1536 1376 -1632 WIRE 1184 -1488 1184 -1520 WIRE 1312 -1488 1184 -1488 WIRE 1184 -1472 1184 -1488 WIRE 752 -1392 752 -1424 WIRE 128 -1376 128 -1408 WIRE 128 -1376 -144 -1376 WIRE 192 -1376 128 -1376 WIRE 352 -1376 256 -1376 WIRE 848 -1376 848 -1440 WIRE 928 -1376 928 -1440 WIRE 1184 -1328 1184 -1392 WIRE 1376 -1312 1376 -1440 WIRE -144 -1280 -144 -1376 WIRE 752 -1280 752 -1312 WIRE 848 -1280 848 -1312 WIRE 848 -1280 752 -1280 WIRE 928 -1280 928 -1312 WIRE 928 -1280 848 -1280 WIRE 1120 -1280 1088 -1280 WIRE 128 -1264 128 -1376 WIRE 192 -1264 128 -1264 WIRE 352 -1264 352 -1376 WIRE 352 -1264 256 -1264 WIRE 352 -1200 352 -1264 WIRE 816 -1200 624 -1200 WIRE 928 -1200 896 -1200 WIRE 1184 -1184 1184 -1232 WIRE -144 -1168 -144 -1200 WIRE 752 -1136 752 -1280 WIRE 624 -1120 624 -1200 WIRE 720 -1120 624 -1120 WIRE 928 -1104 928 -1200 WIRE 928 -1104 784 -1104 WIRE 960 -1104 928 -1104 WIRE 1088 -1104 1088 -1280 WIRE 1088 -1104 1040 -1104 WIRE 1376 -1104 1376 -1232 WIRE 1664 -1104 1376 -1104 WIRE 1776 -1104 1664 -1104 WIRE 352 -1088 352 -1120 WIRE 432 -1088 352 -1088 WIRE 528 -1088 512 -1088 WIRE 720 -1088 528 -1088 WIRE 352 -1056 352 -1088 WIRE -144 -976 -144 -1008 WIRE 32 -976 32 -1008 WIRE 752 -960 752 -1072 WIRE 848 -960 752 -960 WIRE 928 -960 848 -960 WIRE 1184 -960 1184 -1008 WIRE 1376 -944 1376 -1104 WIRE 1664 -944 1664 -1104 WIRE 528 -928 528 -1088 WIRE 624 -928 624 -1120 WIRE 752 -928 752 -960 WIRE 848 -928 848 -960 WIRE 928 -928 928 -960 WIRE 1088 -912 1088 -1104 WIRE 1120 -912 1088 -912 WIRE -144 -848 -144 -896 WIRE 752 -816 752 -848 WIRE 1184 -816 1184 -864 WIRE 32 -800 32 -896 WIRE 352 -800 352 -976 WIRE 528 -800 528 -864 WIRE 624 -800 624 -848 WIRE 848 -800 848 -864 WIRE 928 -800 928 -864 WIRE 1664 -800 1664 -864 WIRE 1376 -752 1376 -864 WIRE -144 -736 -144 -768 WIRE 1184 -704 1184 -736 WIRE 1312 -704 1184 -704 WIRE 1184 -672 1184 -704 WIRE 1184 -544 1184 -592 WIRE 1376 -544 1376 -656 WIRE 1376 -544 1184 -544 WIRE 1376 -496 1376 -544 FLAG 1184 -1008 +15V FLAG 1184 -1184 -15V FLAG 1376 -1664 +15V FLAG 1376 -496 -15V FLAG 1776 -1104 OUT FLAG 928 -800 0 FLAG 848 -800 0 FLAG 624 -800 0 FLAG 752 -816 -15V FLAG 928 -1440 0 FLAG 848 -1440 0 FLAG 752 -1424 +15V FLAG 528 -800 0 FLAG 352 -800 0 FLAG 128 -1408 IN FLAG -144 -1168 0 FLAG 32 -800 0 FLAG -144 -1008 +15V FLAG 32 -1008 -15V FLAG 1664 -800 0 FLAG -144 -736 0 SYMBOL Opamps\\opamp2 752 -1168 R0 SYMATTR InstName U1 SYMATTR Value OPA134 SYMBOL npn 1120 -960 R0 SYMATTR InstName Q1 SYMATTR Value BC550B SYMBOL pnp 1120 -1232 M180 SYMATTR InstName Q2 SYMATTR Value BC560B SYMBOL res 1168 -832 R0 SYMATTR InstName R1 SYMATTR Value 48 SYMBOL res 1168 -688 R0 SYMATTR InstName R2 SYMATTR Value 1.5k SYMBOL res 1168 -1488 R0 SYMATTR InstName R3 SYMATTR Value 48 SYMBOL res 1168 -1616 R0 SYMATTR InstName R4 SYMATTR Value 1.5k SYMBOL res 1056 -1120 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 47 SYMBOL res 912 -1216 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R6 SYMATTR Value 4.7k SYMBOL npn 1312 -1536 R0 SYMATTR InstName Q3 SYMATTR Value BD139 SYMBOL pnp 1312 -656 M180 SYMATTR InstName Q4 SYMATTR Value BD140 SYMBOL res 1360 -1328 R0 SYMATTR InstName R7 SYMATTR Value 10 SYMBOL res 1360 -960 R0 SYMATTR InstName R8 SYMATTR Value 10 SYMBOL res 608 -944 R0 SYMATTR InstName R9 SYMATTR Value 680 SYMBOL cap 912 -928 R0 SYMATTR InstName C1 SYMATTR Value 470µ SYMATTR SpiceLine Rser=200m SYMBOL cap 832 -928 R0 SYMATTR InstName C2 SYMATTR Value 22n SYMBOL res 736 -832 M180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R10 SYMATTR Value 47 SYMBOL cap 912 -1312 M180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C3 SYMATTR Value 470µ SYMATTR SpiceLine Rser=200m SYMBOL cap 832 -1312 M180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C4 SYMATTR Value 22n SYMBOL res 736 -1408 R0 SYMATTR InstName R11 SYMATTR Value 47 SYMBOL cap 512 -928 R0 SYMATTR InstName C5 SYMATTR Value 100p SYMBOL res 528 -1104 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R12 SYMATTR Value 10k SYMBOL res 336 -1216 R0 SYMATTR InstName R13 SYMATTR Value 25k SYMBOL res 336 -1072 R0 SYMATTR InstName R14 SYMATTR Value 25k SYMBOL cap 256 -1392 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C6 SYMATTR Value 1.5µ SYMBOL cap 256 -1280 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C7 SYMATTR Value 22n SYMBOL voltage -144 -1296 R0 WINDOW 39 24 72 Left 2 WINDOW 3 24 44 Left 2 SYMATTR Value SINE(0 0 1k) SYMATTR InstName V1 SYMATTR Value2 AC 0 SYMBOL voltage -144 -992 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 44 Left 2 SYMATTR SpiceLine Rser=100m SYMATTR InstName V2 SYMATTR Value +15 SYMBOL voltage 32 -992 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 44 Left 2 SYMATTR SpiceLine Rser=100m SYMATTR InstName V3 SYMATTR Value -15 SYMBOL res 1648 -960 R0 SYMATTR InstName R15 SYMATTR Value 32 SYMBOL voltage -144 -864 R0 WINDOW 123 0 0 Left 2 WINDOW 39 24 44 Left 2 SYMATTR SpiceLine Rser=100m SYMATTR InstName V4 SYMATTR Value SINE(0 1 1k) TEXT 248 -360 Left 2 !.INCLUDE opa134.sub\n.MODEL BC550B NPN(IS=1.8E-14 ISE=5.0E-14 ISC=1.72E-13 XTI=3 BF=400 BR=35.5 IKF=0.14 IKR=0.03 XTB=1.5 VAF=80 VAR=12.5 VJE=0.58 VJC=0.54 RE=0.6 RC=0.25 RB=0.56 CJE=13p CJC=4p XCJC=0.75 FC=0.5 NF=0.9955 NR=1.005 NE=1.46 NC=1.27 MJE=0.33 MJC=0.33 TF=0.64E-9 TR=50.72E-9 EG=1.11 KF=1E-9 AF=1 VCEO=50 ICrating=100M MFG=Zetex)\n.MODEL BC560B PNP(Is=1.02f Xti=3 Eg=1.11 Vaf=51.26 Bf=289.6 Ise=9.846f Ne=1.845 Ikf=.1026 Nk=.5413 Xtb=1.5 Br=6.124 Isc=1.113f Nc=1.97 Ikr=.2035 Rc=1.078 Cjc=9.81p Mjc=.332 Vjc=.4865 Fc=.5 Cje=30p Mje=.3333 Vje=.5 Tr=10n Tf=612.4p Itf=1.287 Xtf=25.55 Vtf=10 Vceo=30 ICrating=100m mfg=Philips)\n.MODEL BD139 NPN ( IS=2.3985E-13 BF=244.9 NF=1.0 BR=78.11 NR=1.007 ISE=1.0471E-14 NE=1.2 ISC=1.9314E-11 NC=1.45 VAF=98.5 VAR=7.46 IKF=1.1863 IKR=0.1445 RB=2.14 RBM=0.001 IRB=0.031 RE=0.0832 RC=0.01 CJE=2.92702E-10 VJE=0.67412 MJE=0.3300 FC=0.5 CJC=4.8831E-11 VJC=0.5258 MJC=0.3928 XCJC=0.5287 XTB=1.1398 EG=1.2105 XTI=3.0 Vceo=80 Icrating=3 mfg=fairchild)\n.MODEL BD140 PNP ( IS=2.9537E-13 BF=201.4 NF=1.0 BR=23.765 NR=1.021 ISE=1.8002E-13 NE=1.5 ISC=7.0433p NC=1.38 VAF=137.0 VAR=8.41 IKF=1.0993 IKR=0.10 RB=1.98 RBM=0.01 IRB=0.011 RE=0.1109 RC=0.01 CJE=2.1982E-10 VJE=0.7211 MJE=0.3685 FC=0.5 CJC=6.8291E-11 VJC=0.5499 MJC=0.3668 XCJC=0.5287 XTB=1.4883 EG=1.2343 XTI=3.0 Vceo=80 Icrating=3 mfg=fairchild) TEXT 256 -496 Left 2 !.tran 10m TEXT 1760 -904 Left 2 ;Beyerdynamic DT 990 Kopfhörer TEXT -152 -640 Left 2 ;FFT (Gunthard.Kraus, Tutorial-Version 2.3, Seite 32)\nhttp://preamp.org/elektronik/klirrfaktor-simulieren-mit-ltspice TEXT -160 -520 Left 2 !.param freq=20k TEXT -160 -488 Left 2 !.opt method=gear\n.opt numdgt=7\n.option plotwinsize=0\n.param fft=2**14\n.four {freq} V(out)\n;tran 0 {10/freq} 0 {10/freq/fft} TEXT 1632 -1632 Left 2 ;Klirrfaktor\n \n3,160 Vss / 32 Ohm 5,21 Vss / 32 Ohm 9,53 Vss / 32 Ohm\n \n 1 kHz = 0.000581% 0.000626% 0.001770% 2**14\n10 kHz = 0.000265% 0.001988% 0.016542% 2**12\n20 kHz = 0.000500% 0.003305% 0.031826% 2**11\n40 kHz = 0.000851% 0.004008% 0.051897% 2**10 TEXT -160 -240 Left 2 ;.options Gmin=1e-9 TEXT 1184 -1720 Left 2 ;V = -1,71 dB TEXT -160 -264 Left 2 !.option noopiter TEXT 248 -400 Left 3 ;Verbesserte Modelle für BD139/140 TEXT 608 -1544 Left 3 ;Gegenkopplung über alles. TEXT 1624 -1336 Left 2 ;.param fft=2**14\nDieser Wert führte bei höheren Spannungen und höheren Fequenzen\nzu einem Fehler "Timestep to smal". Bei 9,53 Vss wurde bis zu\n2**10 abgesenkt. TEXT 256 -528 Left 2 !;ac oct 20 1k 1MEG TEXT -128 -1896 Left 4 ;Fremdspannung TEXT 1392 -1528 Left 2 ;2,375W TEXT 1416 -648 Left 2 ;2,69W TEXT 1400 -968 Left 2 ;1,99W TEXT 1216 -968 Left 2 ;14,5mW TEXT 632 -1240 Left 2 ;V=20dB TEXT -384 -816 Left 2 ;Fremdspannung TEXT -400 -768 Left 2 ;48µV/2,0V = -93dB TEXT 608 -1576 Left 4 ;Ohne