Version 4
SHEET 1 3044 1004
WIRE -480 304 -480 272
WIRE -480 464 -480 384
WIRE -432 272 -480 272
WIRE -400 272 -432 272
WIRE -272 272 -320 272
WIRE -272 304 -272 272
WIRE -272 464 -480 464
WIRE -272 464 -272 384
WIRE -192 272 -272 272
WIRE -192 304 -192 272
WIRE -192 464 -272 464
WIRE -192 464 -192 368
WIRE -192 528 -192 464
WIRE -144 272 -192 272
WIRE -144 272 -144 176
WIRE -144 368 -144 272
WIRE -96 176 -144 176
WIRE -96 368 -144 368
WIRE -32 -240 -32 -288
WIRE -32 -80 -32 -160
WIRE -32 -48 -32 -80
WIRE -32 128 -32 48
WIRE -32 240 -32 224
WIRE -32 320 -32 304
WIRE -32 496 -32 416
WIRE -32 624 -32 592
WIRE -32 720 -32 624
WIRE -32 848 -32 800
WIRE 80 -288 -32 -288
WIRE 80 -240 80 -288
WIRE 80 0 32 0
WIRE 80 0 80 -160
WIRE 80 80 80 0
WIRE 80 384 80 160
WIRE 80 544 32 544
WIRE 80 544 80 464
WIRE 80 720 80 544
WIRE 80 848 -32 848
WIRE 80 848 80 800
WIRE 192 240 -32 240
WIRE 192 368 192 240
WIRE 192 576 192 528
WIRE 192 848 80 848
WIRE 192 848 192 576
WIRE 224 -288 80 -288
WIRE 224 -48 224 -288
WIRE 224 144 224 112
WIRE 224 304 -32 304
WIRE 224 304 224 144
WIRE 320 240 192 240
WIRE 320 304 224 304
WIRE 320 448 256 448
WIRE 320 464 320 448
WIRE 320 576 192 576
WIRE 320 576 320 544
WIRE 336 32 288 32
WIRE 336 48 336 32
WIRE 336 144 224 144
WIRE 336 144 336 128
WIRE 432 240 400 240
WIRE 432 304 400 304
WIRE 432 304 432 240
WIRE 432 320 432 304
WIRE 432 448 432 400
WIRE 464 240 432 240
WIRE 464 304 432 304
WIRE 592 240 528 240
WIRE 592 272 592 240
WIRE 592 304 544 304
WIRE 592 304 592 272
WIRE 608 -80 -32 -80
WIRE 608 624 -32 624
WIRE 672 -288 224 -288
WIRE 672 -240 672 -288
WIRE 672 -128 672 -160
WIRE 672 64 672 -32
WIRE 672 160 672 64
WIRE 672 480 672 240
WIRE 672 576 672 480
WIRE 672 720 672 672
WIRE 672 848 192 848
WIRE 672 848 672 800
WIRE 704 64 672 64
WIRE 704 480 672 480
WIRE 768 -288 672 -288
WIRE 768 16 768 -288
WIRE 768 160 768 112
WIRE 768 272 592 272
WIRE 768 272 768 240
WIRE 768 304 768 272
WIRE 768 432 768 384
WIRE 768 848 672 848
WIRE 768 848 768 528
WIRE 864 -288 768 -288
WIRE 864 848 768 848
WIRE 1056 272 768 272
WIRE 1056 320 1056 272
WIRE 1056 432 1056 400
WIRE 1104 272 1056 272
WIRE 1200 16 1200 -16
WIRE 1264 -128 1264 -160
WIRE 1264 -16 1200 -16
WIRE 1264 -16 1264 -48
WIRE 1264 16 1264 -16
WIRE 1264 128 1264 96
FLAG 432 448 0
FLAG -192 528 0
FLAG -432 272 in
FLAG 1104 272 out
FLAG 864 -288 V+
FLAG 864 848 V-
FLAG 1200 16 0
FLAG 1264 -160 V+
FLAG 1264 128 V-
FLAG 1056 432 0
SYMBOL res -48 -256 R0
SYMATTR InstName R1
SYMATTR Value 4.7k
SYMBOL res 64 -256 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res 64 64 R0
SYMATTR InstName R3
SYMATTR Value 4.7k
SYMBOL res 64 368 R0
WINDOW 0 -40 93 Left 0
WINDOW 3 -52 61 Left 0
SYMATTR InstName R4
SYMATTR Value 4.7k
SYMBOL res -48 704 R0
SYMATTR InstName R5
SYMATTR Value 4.7k
SYMBOL res 64 704 R0
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL res 416 224 R90
WINDOW 0 -43 65 VBottom 0
WINDOW 3 -32 57 VTop 0
SYMATTR InstName R7
SYMATTR Value 200
SYMBOL res 416 288 R90
WINDOW 0 85 55 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R8
SYMATTR Value 200
SYMBOL res 752 144 R0
SYMATTR InstName R9
SYMATTR Value 51
SYMBOL res 752 288 R0
SYMATTR InstName R10
SYMATTR Value 51
SYMBOL res 656 -256 R0
SYMATTR InstName R11
SYMATTR Value 1k
SYMBOL res 416 304 R0
WINDOW 0 36 97 Left 0
SYMATTR InstName R12
SYMATTR Value 200
SYMBOL res 560 288 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R13
SYMATTR Value 470
SYMBOL cap 528 224 R90
WINDOW 0 -49 31 VBottom 0
WINDOW 3 -34 30 VTop 0
SYMATTR InstName C1
SYMATTR Value 20p
SYMBOL res 656 704 R0
SYMATTR InstName R14
SYMATTR Value 1k
SYMBOL res -288 288 R0
SYMATTR InstName R15
SYMATTR Value 100k
SYMBOL res -304 256 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R16
SYMATTR Value 200
SYMBOL cap -208 304 R0
SYMATTR InstName C3
SYMATTR Value 200p
SYMBOL voltage -480 288 R0
WINDOW 123 24 132 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value2 AC 1
SYMATTR InstName V1
SYMATTR Value SINE(0 2 {freq})
SYMBOL voltage 1264 -144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL voltage 1264 0 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value 15
SYMBOL res 1040 304 R0
SYMATTR InstName R17
SYMATTR Value 10k
SYMBOL voltage 672 144 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value 2.2
SYMBOL LM334 224 32 R0
SYMATTR InstName U1
SYMBOL LM334 192 448 R0
SYMATTR InstName U2
SYMBOL res 320 32 R0
SYMATTR InstName R18
SYMATTR Value 16
SYMBOL res 304 448 R0
SYMATTR InstName R19
SYMATTR Value 16
SYMBOL npn 32 -48 M0
SYMATTR InstName Q9
SYMATTR Value ZTX451
SYMBOL npn 704 16 R0
SYMATTR InstName Q1
SYMATTR Value ZTX451
SYMBOL npn 608 576 R0
SYMATTR InstName Q2
SYMATTR Value ZTX451
SYMBOL npn -96 128 R0
SYMATTR InstName Q3
SYMATTR Value ZTX451
SYMBOL pnp 608 -32 M180
SYMATTR InstName Q6
SYMATTR Value ZTX551
SYMBOL pnp 704 528 M180
SYMATTR InstName Q7
SYMATTR Value ZTX551
SYMBOL pnp -96 416 M180
SYMATTR InstName Q4
SYMATTR Value ZTX551
SYMBOL pnp 32 592 R180
SYMATTR InstName Q5
SYMATTR Value ZTX551
TEXT 1192 672 Left 0 !.option plotwinsize=0
TEXT 1192 640 Left 0 !.four {freq} V(in) V(out)
TEXT 1192 608 Left 0 !.tran 0 {Tstop} 0 {Tstep}
TEXT 1192 568 Left 0 !;ac oct 100 10 1000000
TEXT 1192 536 Left 0 !;op
TEXT 1192 704 Left 0 !.step oct param freq 20 20k 1
TEXT 1192 736 Left 0 !.param Tstop=10/freq\n.param Tstep=Tstop/5000
TEXT 192 -344 Left 0 ;A pre-amp circuit called BlueSky.
TEXT -456 960 Left 0 !.MODEL ZTX551 PNP(IS=3.2E-14 BF=120 VAF=45 NF=0.977 Vceo=60 Icrating=1 IKF=1.25 ISE=7E-15 NE=1.35 BR=35 VAR=50 NR=.986 IKR=0.15 ISC=0.9E-14 NC=1.08 RB=0.16 RE=0.195 RC=0.185 CJE=104E-12 TF=0.7E-9 CJC=30.5E-12 TR=3E-9 VJC=0.395 MJC=0.415 mfg=Zetex)\n.MODEL ZTX451 NPN(IS=3.2E-14 BF=120 VAF=45 NF=0.977 Vceo=60 Icrating=1 IKF=1.25 ISE=7E-15 NE=1.35 BR=35 VAR=50 NR=.986 IKR=0.15 ISC=0.9E-14 NC=1.08 RB=0.16 RE=0.195 RC=0.185 CJE=104E-12 TF=0.7E-9 CJC=30.5E-12 TR=3E-9 VJC=0.395 MJC=0.415 mfg=Zetex)
TEXT -456 912 Left 0 ;LM334 symobl and subcircuit is obtained from File\\Lib\\