Version 4 SHEET 1 2224 2768 WIRE -1152 -528 -1408 -528 WIRE -960 -528 -1152 -528 WIRE -1664 -464 -1712 -464 WIRE -1520 -464 -1584 -464 WIRE -1408 -464 -1408 -528 WIRE -1408 -464 -1440 -464 WIRE -1328 -464 -1408 -464 WIRE -1200 -464 -1248 -464 WIRE -1152 -464 -1200 -464 WIRE -1056 -464 -1072 -464 WIRE -1408 -416 -1408 -464 WIRE -800 -384 -816 -384 WIRE -464 -384 -800 -384 WIRE -384 -384 -400 -384 WIRE -192 -384 -384 -384 WIRE -1712 -368 -1712 -464 WIRE -1200 -368 -1200 -400 WIRE -1056 -368 -1056 -464 WIRE -384 -352 -384 -384 WIRE -576 -336 -608 -336 WIRE -1408 -304 -1408 -352 WIRE -960 -288 -960 -528 WIRE -848 -288 -960 -288 WIRE -640 -288 -848 -288 WIRE -848 -256 -848 -288 WIRE -192 -256 -192 -384 WIRE -1104 -240 -1120 -240 WIRE -1024 -240 -1040 -240 WIRE -896 -240 -896 -384 WIRE -896 -240 -944 -240 WIRE -880 -240 -896 -240 WIRE -640 -240 -640 -288 WIRE -800 -224 -800 -384 WIRE -800 -224 -816 -224 WIRE -784 -224 -800 -224 WIRE -688 -224 -688 -336 WIRE -688 -224 -704 -224 WIRE -672 -224 -688 -224 WIRE -384 -224 -384 -272 WIRE -272 -224 -384 -224 WIRE -1120 -208 -1120 -240 WIRE -576 -208 -576 -336 WIRE -576 -208 -608 -208 WIRE -528 -208 -576 -208 WIRE -384 -176 -384 -224 WIRE -848 -128 -848 -192 WIRE -736 -128 -848 -128 WIRE -640 -128 -640 -176 WIRE -640 -128 -736 -128 WIRE -272 -112 -272 -224 WIRE -64 -112 -272 -112 WIRE 96 -112 -64 -112 WIRE -736 -96 -736 -128 WIRE -1120 -80 -1120 -128 WIRE -528 -32 -528 -208 WIRE -464 -32 -528 -32 WIRE -384 -32 -384 -96 WIRE -384 -32 -400 -32 WIRE -192 -32 -192 -176 WIRE -192 -32 -384 -32 WIRE -800 -16 -1728 -16 WIRE -1024 16 -1248 16 WIRE -1392 48 -1440 48 WIRE -1248 48 -1248 16 WIRE -1248 48 -1312 48 WIRE -1216 48 -1248 48 WIRE -1024 48 -1024 16 WIRE -880 48 -944 48 WIRE -800 48 -800 -16 WIRE -800 48 -880 48 WIRE -704 48 -800 48 WIRE -592 48 -704 48 WIRE -480 48 -592 48 WIRE -336 48 -480 48 WIRE -272 48 -336 48 WIRE -128 48 -192 48 WIRE -16 48 -128 48 WIRE 0 48 -16 48 WIRE 96 48 96 -112 WIRE 96 48 80 48 WIRE -704 80 -704 48 WIRE -592 80 -592 48 WIRE -336 80 -336 48 WIRE -1440 96 -1440 48 WIRE -1376 96 -1440 96 WIRE -1232 96 -1328 96 WIRE -944 96 -944 48 WIRE -880 96 -880 48 WIRE -1728 112 -1728 -16 WIRE -1152 128 -1152 96 WIRE 96 176 96 48 WIRE -1440 192 -1440 96 WIRE -1728 240 -1728 192 WIRE -1408 240 -1456 240 WIRE -1104 240 -1328 240 WIRE -880 240 -880 176 WIRE -880 240 -1104 240 WIRE -832 240 -880 240 WIRE -128 240 -128 48 WIRE -128 240 -768 240 WIRE 96 272 96 240 WIRE -1456 288 -1456 240 WIRE -1392 288 -1456 288 WIRE -1248 288 -1344 288 WIRE -16 288 -16 48 WIRE -336 304 -336 160 WIRE -1168 320 -1168 288 WIRE -480 320 -480 128 WIRE -944 368 -944 176 WIRE -832 368 -944 368 WIRE -592 368 -592 160 WIRE -592 368 -768 368 WIRE -544 368 -592 368 WIRE -1456 384 -1456 288 WIRE -336 384 -336 368 WIRE -240 384 -336 384 WIRE -880 496 -880 240 WIRE -832 496 -880 496 WIRE -704 496 -704 160 WIRE -704 496 -768 496 WIRE -16 544 -16 352 WIRE -16 544 -608 544 WIRE -1392 560 -1440 560 WIRE -1136 560 -1312 560 WIRE -944 560 -944 368 WIRE -944 560 -1136 560 WIRE -608 592 -608 544 WIRE -1440 608 -1440 560 WIRE -1376 608 -1440 608 WIRE -1264 608 -1328 608 WIRE -1232 608 -1264 608 WIRE -1440 624 -1440 608 WIRE -1152 640 -1152 608 WIRE -944 640 -944 560 WIRE -832 640 -944 640 WIRE -704 640 -704 496 WIRE -704 640 -768 640 WIRE -672 640 -704 640 WIRE -608 832 -608 688 FLAG -736 -96 0 FLAG -1120 -80 0 FLAG -880 -208 V15 FLAG -672 -192 V15 FLAG -1408 -304 0 FLAG -1056 -368 0 FLAG -1200 -368 0 FLAG -1200 -464 V15 FLAG 96 272 0 FLAG -1152 640 0 FLAG -1440 624 0 FLAG -1168 320 0 FLAG -1456 384 0 FLAG -1136 560 S_ FLAG -1104 240 F_ FLAG -1264 608 SLO FLAG -1152 -528 Vcc FLAG -1152 128 0 FLAG -1440 192 0 FLAG -1216 48 Connect_6_ IOPIN -1216 48 Out FLAG -608 832 0 FLAG -1712 -288 0 FLAG -1728 240 0 FLAG -64 -112 BIAS FLAG -480 480 0 FLAG -240 384 CONNECT_6_ SYMBOL OpAmp\\NE5532 -848 -224 R0 WINDOW 3 -44 47 Left 2 SYMATTR InstName U1 SYMBOL OpAmp\\NE5532 -640 -208 R0 SYMATTR InstName U2 SYMBOL res -928 -256 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 18k SYMBOL res -800 -400 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 27k SYMBOL res -688 -240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 10k SYMBOL res -592 -352 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 10k SYMBOL res -400 -368 R0 SYMATTR InstName R5 SYMATTR Value 10k SYMATTR SpiceLine tol=1 pwr=.3 SYMBOL res -400 -192 R0 SYMATTR InstName R6 SYMATTR Value 10k SYMATTR SpiceLine tol=1 pwr=.3 SYMBOL cap -400 -400 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL cap -400 -48 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 1µ SYMBOL voltage -1120 -224 R0 WINDOW 3 -42 -3 VRight 2 WINDOW 123 -9 87 Left 2 WINDOW 39 0 0 Left 0 WINDOW 0 -9 59 Left 2 SYMATTR Value SINE(0 1 800) SYMATTR Value2 AC 1 0 SYMATTR InstName V1 SYMBOL res -1232 -480 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R7 SYMATTR Value 6.8k SYMBOL res -1056 -480 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R8 SYMATTR Value 6.8k SYMBOL cap -1216 -464 R0 SYMATTR InstName C3 SYMATTR Value 1000µ SYMBOL cap -1040 -256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 1µ SYMBOL schottky -768 480 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D1 SYMATTR Value 1N5819 SYMATTR Description Diode SYMATTR Type diode SYMBOL schottky -768 624 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 40 32 VTop 2 SYMATTR InstName D2 SYMATTR Value 1N5819 SYMATTR Description Diode SYMATTR Type diode SYMBOL res -720 64 R0 SYMATTR InstName R11 SYMATTR Value 33k SYMBOL res 96 32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R14 SYMATTR Value 22k SYMBOL cap 80 176 R0 SYMATTR InstName C5 SYMATTR Value 10µF SYMBOL res -208 -272 R0 SYMATTR InstName R19 SYMATTR Value 100k SYMBOL zener 0 352 R180 WINDOW 0 24 64 Left 2 WINDOW 3 -170 28 Left 2 SYMATTR InstName D7 SYMATTR Value BZX84C11VL SYMBOL res -176 32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R20 SYMATTR Value 15k SYMBOL voltage -1248 608 R270 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 3 -85 -153 VRight 2 WINDOW 0 -42 -8 VRight 2 SYMATTR Value PULSE(-1 1 2 1m 1m 2.5 2.5 1) SYMATTR InstName SLOW1 SYMBOL sw -1408 560 R270 SYMATTR InstName S1 SYMBOL voltage -1264 288 R270 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 0 -42 10 VRight 2 WINDOW 3 -62 -137 VRight 2 SYMATTR InstName FAST1 SYMATTR Value PULSE(-1 1 4 1m 1m 2.5 2.5 1) SYMBOL sw -1424 240 R270 SYMATTR InstName S2 SYMBOL voltage -1248 96 R270 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 0 -42 10 VRight 2 WINDOW 3 -71 -105 VRight 2 SYMATTR InstName Connect SYMATTR Value PULSE(-1 1 0.5 1m 1m 10 ) SYMBOL sw -1408 48 R270 SYMATTR InstName S3 SYMBOL npn -672 592 R0 SYMATTR InstName Q3 SYMATTR Value BC546A SYMBOL voltage -1712 -384 R0 WINDOW 123 0 0 Left 0 WINDOW 39 24 44 Left 2 SYMATTR SpiceLine Rser=1 SYMATTR InstName V2 SYMATTR Value 310 SYMBOL res -1568 -480 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R21 SYMATTR Value 10k SYMBOL zener -1392 -352 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D6 SYMATTR Value BZX384B36 SYMBOL res -1424 -480 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R22 SYMATTR Value 12K SYMBOL voltage -1728 96 R0 WINDOW 123 0 0 Left 0 WINDOW 39 24 124 Left 2 SYMATTR SpiceLine Rser=0.01 SYMATTR InstName V3 SYMATTR Value 40V SYMBOL res -896 80 R0 SYMATTR InstName R10 SYMATTR Value 33k SYMBOL res -960 80 R0 SYMATTR InstName R12 SYMATTR Value 33k SYMBOL pnp -544 416 M180 SYMATTR InstName Q1 SYMATTR Value BC556B SYMBOL res -496 32 R0 SYMATTR InstName R9 SYMATTR Value 2k SYMBOL LED -496 416 R0 SYMATTR InstName D3 SYMBOL schottky -768 352 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 39 27 VTop 2 SYMATTR InstName D4 SYMATTR Value 1N5819 SYMATTR Description Diode SYMATTR Type diode SYMBOL res -608 64 R0 SYMATTR InstName R13 SYMATTR Value 33k SYMBOL LED -352 304 R0 SYMATTR InstName D8 SYMBOL res -352 64 R0 SYMATTR InstName R15 SYMATTR Value 2k SYMBOL schottky -768 224 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D5 SYMATTR Value 1N5819 SYMATTR Description Diode SYMATTR Type diode SYMBOL res -928 32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R16 SYMATTR Value 33k TEXT -792 -432 Left 2 !;ac oct 100 30 5500 TEXT -784 -488 Left 2 !.op TEXT -1440 -232 Left 2 !;tran 0.5 TEXT -784 -456 Left 2 !;.include eleven.txt TEXT -784 -520 Left 2 !.tran 10 TEXT -784 -552 Left 2 !.model SW SW(Ron=.1 Roff=1Meg Vt=0 Vh=-.5 Lser=10n Vser=.1) TEXT -792 -912 Left 2 !*SRC=BC846A;DI_BC846A;BJTs NPN; Si; 65.0V 0.100A 300MHz Diodes Inc BJTs\n.MODEL DI_BC846A NPN (IS=10.2f NF=1.00 BF=305 VAF=145\n+ IKF=53.6m ISE=5.86p NE=2.00 BR=4.00 NR=1.00\n+ VAR=24.0 IKR=0.135 RE=0.915 RB=3.66 RC=0.366\n+ XTB=1.5 CJE=26.8p VJE=1.10 MJE=0.500 CJC=8.67p VJC=0.300 MJC=0.300\n+ TF=416p TR=50.3n EG=1.12 )\n*SRC=BC847A;DI_BC847A;BJTs NPN; Si; 45.0V 0.100A 300MHz Diodes Inc BJTs\n .MODEL DI_BC847A NPN (IS=10.2f NF=1.00 BF=301 VAF=121\n + IKF=60.7m ISE=5.82p NE=2.00 BR=4.00 NR=1.00\n + VAR=24.0 IKR=0.150 RE=0.915 RB=3.66 RC=0.366\n + XTB=1.5 CJE=26.8p VJE=1.10 MJE=0.500 CJC=8.67p VJC=0.300 MJC=0.300\n + TF=427p TR=50.3n EG=1.12 ) TEXT -792 -1184 Left 2 !.model BC556B PNP(IS=3.83E-14 NF=1.008 ISE=1.22E-14\n+ NE=1.528 BF=344.4 IKF=0.08039 VAF=21.11 NR=1.005\n+ ISC=2.85E-13 NC=1.28 BR=14.84 IKR=0.047 VAR=32.02\n+ RB=1 IRB=1.00E-06 RBM=1 RE=0.6202 RC=0.5713 XTB=0\n+ EG=1.11 XTI=3 CJE=1.23E-11 VJE=0.6106 MJE=0.378\n+ TF=5.60E-10 XTF=3.414 VTF=5.23 ITF=0.1483 PTF=0\n+ CJC=1.08E-11 VJC=0.1022 MJC=0.3563 XCJC=0.6288\n+ TR=1.00E-32 CJS=0 VJS=0.75 MJS=0.333 FC=0.8027\n+ Vceo=65 Icrating=100m mfg=Philips)