Version 4 SHEET 1 1456 1324 WIRE 240 -320 128 -320 WIRE 128 -304 128 -320 WIRE 240 -272 240 -320 WIRE 128 -208 128 -224 WIRE 240 -160 240 -192 WIRE 240 -160 192 -160 WIRE 240 32 64 32 WIRE 480 32 240 32 WIRE 928 32 480 32 WIRE 1072 32 928 32 WIRE 1232 32 1072 32 WIRE 240 64 240 32 WIRE 480 80 480 32 WIRE -208 208 -208 176 WIRE -208 208 -288 208 WIRE 928 208 928 32 WIRE 1072 208 1072 32 WIRE 1232 208 1232 32 WIRE -288 224 -288 208 WIRE 240 224 240 144 WIRE 432 224 240 224 WIRE -208 240 -208 208 WIRE 64 256 64 32 WIRE 240 256 240 224 WIRE 528 256 528 224 WIRE 672 256 528 256 WIRE 864 256 672 256 WIRE 1008 256 864 256 WIRE 1168 256 1008 256 WIRE 0 304 -32 304 WIRE 336 304 304 304 WIRE 672 304 672 256 WIRE 528 336 528 256 WIRE -32 416 -32 304 WIRE 784 416 736 416 WIRE 864 416 784 416 WIRE 960 416 864 416 WIRE 1072 416 1072 304 WIRE 1072 416 1040 416 WIRE 864 432 864 416 WIRE 1072 432 1072 416 WIRE 784 448 784 416 WIRE 1232 448 1232 384 WIRE -32 480 -32 416 WIRE -32 480 -128 480 WIRE 64 480 64 432 WIRE 176 480 64 480 WIRE 240 480 240 432 WIRE 240 480 176 480 WIRE 336 512 336 304 WIRE 672 512 672 464 WIRE 672 512 336 512 WIRE 784 512 672 512 WIRE 864 512 784 512 WIRE 928 512 928 384 WIRE 928 512 864 512 WIRE 1072 512 928 512 WIRE 1232 512 1232 448 WIRE 1232 512 1072 512 WIRE 1392 512 1232 512 WIRE -128 528 -128 480 WIRE 128 528 128 -112 WIRE 128 528 64 528 WIRE 240 528 128 528 WIRE 672 544 672 512 WIRE 64 576 64 528 WIRE 240 576 240 528 WIRE 784 592 784 576 WIRE 784 592 736 592 WIRE 864 592 784 592 WIRE 960 592 864 592 WIRE 1392 592 1392 512 WIRE 928 608 928 512 WIRE 1040 608 1040 592 WIRE 1072 608 1072 592 WIRE 1072 608 1040 608 WIRE 1232 608 1232 512 WIRE -128 624 -128 608 WIRE 1072 688 1072 608 WIRE -32 704 -32 480 WIRE 0 704 -32 704 WIRE 336 704 336 512 WIRE 336 704 304 704 WIRE 528 736 528 416 WIRE 672 736 672 704 WIRE 672 736 528 736 WIRE 864 736 672 736 WIRE 1008 736 864 736 WIRE 1168 736 1008 736 WIRE 240 800 240 752 WIRE 432 800 240 800 WIRE 528 800 528 736 WIRE 240 848 240 800 WIRE 64 960 64 752 WIRE 240 960 240 928 WIRE 240 960 64 960 WIRE 480 960 480 944 WIRE 480 960 240 960 WIRE 928 960 928 784 WIRE 928 960 480 960 WIRE 1072 960 1072 784 WIRE 1072 960 928 960 WIRE 1232 960 1232 784 WIRE 1232 960 1072 960 WIRE 176 1072 176 480 WIRE 288 1120 240 1120 WIRE 288 1168 288 1120 WIRE 176 1184 176 1168 WIRE 176 1280 176 1264 WIRE 288 1280 288 1248 WIRE 288 1280 176 1280 FLAG -128 624 0 FLAG -288 224 0 FLAG -208 96 +35V FLAG 64 32 +35V FLAG -208 320 -35V FLAG 64 960 -35V FLAG -32 416 in FLAG 1232 448 out FLAG 1392 672 0 FLAG 128 -320 +35V FLAG 176 1280 -35V SYMBOL res 224 48 R0 SYMATTR InstName R2 SYMATTR Value 150 SYMBOL res 224 336 R0 SYMATTR InstName R3 SYMATTR Value 10 SYMBOL res 48 336 R0 SYMATTR InstName R4 SYMATTR Value 10 SYMBOL res 224 560 R0 SYMATTR InstName R5 SYMATTR Value 10 SYMBOL res 48 560 R0 SYMATTR InstName R6 SYMATTR Value 10 SYMBOL res 224 832 R0 SYMATTR InstName R7 SYMATTR Value 150 SYMBOL voltage 480 848 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 2V SYMBOL voltage 480 64 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V2 SYMATTR Value 2V SYMBOL voltage 528 320 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value 2V SYMBOL npn 864 208 R0 SYMATTR InstName Q7 SYMATTR Value BD139 SYMATTR Prefix X SYMBOL pnp 864 784 M180 SYMATTR InstName Q8 SYMATTR Value BD140 SYMATTR Prefix X SYMBOL res 912 288 R0 SYMATTR InstName R9 SYMATTR Value 10 SYMBOL res 912 592 R0 SYMATTR InstName R10 SYMATTR Value 10 SYMBOL npn 1008 208 R0 SYMATTR InstName Q9 SYMATTR Value BD139 SYMATTR Prefix X SYMBOL pnp 1008 784 M180 SYMATTR InstName Q10 SYMATTR Value BD140 SYMATTR Prefix X SYMBOL res 1056 416 R0 SYMATTR InstName R11 SYMATTR Value 10 SYMBOL res 1056 496 R0 SYMATTR InstName R12 SYMATTR Value 10 SYMBOL npn 1168 208 R0 SYMATTR InstName Q11 SYMATTR Value BD139 SYMATTR Prefix X SYMBOL res 1216 288 R0 SYMATTR InstName R13 SYMATTR Value 10 SYMBOL res 1216 592 R0 SYMATTR InstName R14 SYMATTR Value 10 SYMBOL voltage -208 80 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V4 SYMATTR Value 35V SYMBOL voltage -208 224 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V5 SYMATTR Value 35V SYMBOL voltage -128 512 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 2 SYMATTR Value2 AC 1 SYMATTR InstName V6 SYMATTR Value SINE(0 1 1k) SYMBOL res 1376 576 R0 SYMATTR InstName R1 SYMATTR Value 300 SYMBOL pnp 304 752 R180 SYMATTR InstName Q13 SYMATTR Value BC557B SYMBOL pnp 0 752 M180 SYMATTR InstName Q3 SYMATTR Value BC557B SYMBOL pnp 528 160 R90 SYMATTR InstName Q4 SYMATTR Value BC557B SYMBOL npn 0 256 R0 SYMATTR InstName Q6 SYMATTR Value BC547B SYMBOL npn 304 256 M0 SYMATTR InstName Q1 SYMATTR Value BC547B SYMBOL npn 528 864 M270 SYMATTR InstName Q2 SYMATTR Value BC547B SYMBOL pnp 1168 784 M180 SYMATTR InstName Q5 SYMATTR Value BD140 SYMATTR Prefix X SYMBOL voltage 240 -288 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V7 SYMATTR Value 2V SYMBOL res 112 -320 R0 SYMATTR InstName R8 SYMATTR Value 168 SYMBOL voltage 288 1152 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V8 SYMATTR Value 2V SYMBOL res 160 1168 R0 SYMATTR InstName R15 SYMATTR Value 168 SYMBOL pnp 192 -112 R180 SYMATTR InstName Q15 SYMATTR Value BC557B SYMBOL npn 240 1072 M0 SYMATTR InstName Q12 SYMATTR Value BC547B SYMBOL npn 736 368 M0 SYMATTR InstName Q14 SYMATTR Value BC547B SYMBOL diode 656 304 R0 SYMATTR InstName D1 SYMATTR Value 1N4148 SYMBOL diode 800 512 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL diode 800 576 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMATTR Value 1N4148 SYMBOL res 848 416 R0 SYMATTR InstName R16 SYMATTR Value 1k SYMBOL res 848 496 R0 SYMATTR InstName R17 SYMATTR Value 1k SYMBOL res 1056 400 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R18 SYMATTR Value 1k SYMBOL res 1056 576 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R19 SYMATTR Value 1k SYMBOL pnp 736 640 R180 SYMATTR InstName Q16 SYMATTR Value BC557B SYMBOL diode 656 640 R0 SYMATTR InstName D4 SYMATTR Value 1N4148 TEXT -1000 312 Left 2 !.four {freq} V(out) TEXT -1000 240 Left 2 !.opt plotwinsize=0 TEXT -1000 264 Left 2 !.param freq=1k TEXT -1000 184 Left 2 !.param fft=2*pi*2**11 TEXT -1000 360 Left 2 !.four {freq} V(in) TEXT -1672 -312 Left 2 !.SUBCKT BD140 1 2 3\n \nRB 2 5 1E-06\nRC 1 4 1E-06\nRE 3 6 1E-06\n \nQ1 4 5 6 Q\n \n.MODEL Q PNP\n+Is = 0.188E-16\n+Bf = 201.325\n+Vaf = 39.764\n+Ikf = 0.521\n+Ise = 0.447E-15\n+Ne = 2.771\n+Br = 0.671E-01\n+Var = 131.148\n+Ikr = 0.494\n+Isc = 0.921E-12\n+Nc = 1.674\n+Nk = 0.515\n+Rb = 0.572E-01\n+Rbm = 0.335E-02\n+Nf = 0.981\n+Re = 0.185E-02\n+Rc = 0.127\n+Qco = 0.214E-09\n+Rco = 1.681\n+Vo = 10.359\n+Gamma = 0.579E-10\n+Cjc = 0.469E-12\n+Vjc = 0.715\n+Mjc = 0.313\n+Cje = 0.297E-12\n+Vje = 0.735\n+Mje = 0.384\n+Fc = 0.526\n+Tr = 0.129E-07\n+Tf = 0.849E-10\n+Itf = 0.332\n+Vtf = 6.784\n+Xtf = 0.505\n.ENDS BD140\n \n* END OF MODELLING TEXT -1336 -312 Left 2 !.SUBCKT BD139 1 2 3\n \nRB 2 5 1E-06\nRC 1 4 1E-06\nRE 3 6 1E-06\n \nQ1 4 5 6 Q\n \n.MODEL Q NPN\n+Is = 0.271E-16\n+Bf = 204.072\n+Vaf = 158.022\n+Ikf = 5.018\n+Ise = 0.137E-17\n+Ne = 1.712\n+Br = 1.127\n+Var = 10.749\n+Ikr = 0.435\n+Isc = 0.128E-17\n+Nc = 1.046\n+Nk = 0.207\n+Rb = 0.571\n+Rbm = 0.101E-02\n+Nf = 0.982\n+Re = 0.259E-01\n+Rc = 0.413E-01\n+Qco = 0.873E-10\n+Rco = 4.999\n+Vo = 6.291\n+Gamma = 0.704E-10\n+Cjc = 0.361E-10\n+Vjc = 0.776\n+Mjc = 0.409\n+Cje = 0.102E-10\n+Vje = 0.745\n+Mje = 0.404\n+Fc = 0.503\n+Tr = 0.118E-06\n+Tf = 0.296E-08\n+Itf = 0.229\n+Vtf = 23.728\n+Xtf = 0.569\n \n.ENDS BD139\n \n* END OF MODELLING TEXT -992 336 Left 2 !.tran 0 {10/freq} 0 {10/freq/fft}