* Z:\home\khalils\Downloads\files\data\raw_asc\63a75dc825a5_segunda-etapa-v2.asc
* Generated by LTspice 26.0.1 for Windows.
* Fuentes
* Simulaciones
* distorsion
* Reguladores
* prov
* Realimentador global
* NT2
* NT3
* NT1
* NT4
* PT2
* NT<N> , donde N es el Numero de transistor de MMPQ2222A
* PT<N> , donde N es el Numero de transistor de MMPQ2907A
* NOTA: Relacionando transistores con integrados del esquematico.
* PT1
* PT3
* PT4
* 400ohm
* 45ohm
* 45ohm
;tran 0 20m 0
;tran 0 12m 1m 20n; distorsion
;ac oct 20 0.1 1g
;tran 0 62m 50m 100n
Q27 N010 N008 N011 0 MPSA42
RECC1 +VCC_lim N002 1k
C_comp_3 N007 0 4p
R11 N007 0 10k
Q30 N018 N019 N016 0 MJE350
S2 +VCC_real N028 N026 0 SW
R30 -VCC_lim P001 22
V-Vreg +Vreg 0 {Vreg}
R1 N004 0 300
Q20 N020 N006 N017 0 MMPQ2907A
C9 0 N027 4.7m
R_led2 N014 0 6.8k
V3 0 N029 SINE(0 71 50)
RC1 +VCC_lim N003 {RC}
Q10 0 N021 N023 0 MPSA42
Q14 N004 N002 N001 0 MJE350
V2 N025 0 SINE(0 71 50)
V+VCC +VCC 0 {VCC}
Q17 N005 N006 N009 0 MMPQ2222A
D7 N027 N025 D
Q13 0 N003 N002 0 MPSA92
R31 P002 N011 22
Q_curr2 N017 N014 N013 0 MMPQ2907A
V7 N026 0 PULSE(-1 1 {ton})
D8 N025 N028 D
R24 +VCC_lim N008 25
Q21 N021 -Vreg N020 0 MMPQ2907A
R12 N006 0 10k
Q28 +VCC_real N010 N008 0 MJE340
RC2 N021 -VCC_lim {RC}
C8 N028 0 4.7m
R8 N024 -VCC_lim {rvas}
R29 N018 -VCC_connected 1k
Q9 N022 N023 N024 0 MJE340
R28 -VCC_lim N019 25
R_led1 0 N012 6.8k
Q18 +Vreg N007 N009 0 MMPQ2222A
D9 N027 N029 D
RECC2 N023 -VCC_lim 1k
Q_curr1 N009 N012 N015 0 MMPQ2222A
R13 +VCC_lim N001 {rvas}
V-VCC 0 -VCC {VCC}
R3 0 N022 300
V+Vreg 0 -Vreg {Vreg}
D20 P002 +VCC_lim LED18
D1 +VCC_lim N011 ZEN2
D18 -VCC_lim N016 ZEN2
RE_curr2 +Vreg N013 {rcurr}
Q29 -VCC_connected N018 N019 0 MJE350
D_2 +Vreg N014 LED18
D19 P001 N016 LED18
V13 N030 0 PULSE(-1 1 {ton})
D_1 N012 -Vreg LED18
R25 N010 +VCC_real 1k
D10 N029 N028 D
S5 N027 -VCC_connected N030 0 SW
Q19 N003 +Vreg N005 0 MMPQ2222A
Q22 -Vreg N007 N017 0 MMPQ2907A
RE_curr1 N015 -Vreg {rcurr}
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.model NPN NPN
.model PNP PNP
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.bjt
.fourier 1k 20 v(realim)
.lib models.mod
.param VCC=70
.param Vreg=12
.param RC=2.4k
.param rvas=33
.tran 0 1500m 15m
.param ton=10m
.param rcurr=560
.model SW SW(Ron=1m Roff=10meg)
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 6132 2164
WIRE 1792 -752 1792 -768
WIRE 1792 -752 1680 -752
WIRE 1904 -752 1792 -752
WIRE 1904 -736 1904 -752
WIRE 1680 -704 1680 -752
WIRE 464 -688 464 -752
WIRE 1904 -640 1904 -656
WIRE 1680 -592 1680 -624
WIRE 1840 -592 1680 -592
WIRE 464 -560 464 -608
WIRE 1392 -560 464 -560
WIRE 1680 -544 1680 -592
WIRE 464 -496 464 -560
WIRE 1392 -496 1392 -560
WIRE 1616 -496 1392 -496
WIRE 608 -448 608 -496
WIRE 608 -448 528 -448
WIRE 736 -448 608 -448
WIRE 1904 -448 1904 -544
WIRE 1680 -416 1680 -448
WIRE -3600 -368 -3648 -368
WIRE -3360 -352 -3568 -352
WIRE -3056 -352 -3360 -352
WIRE -3568 -336 -3568 -352
WIRE -3568 -336 -3648 -336
WIRE 1904 -256 1904 -368
WIRE 464 -224 464 -400
WIRE 736 -224 736 -448
WIRE 400 -176 -128 -176
WIRE 880 -176 800 -176
WIRE -2864 -112 -2992 -112
WIRE -2672 -112 -2768 -112
WIRE -2592 -112 -2672 -112
WIRE -2448 -112 -2512 -112
WIRE -2208 -112 -2208 -160
WIRE -2208 -112 -2448 -112
WIRE -3056 -96 -3056 -352
WIRE -2992 -96 -2992 -112
WIRE -2992 -96 -3056 -96
WIRE -2672 -96 -2672 -112
WIRE 464 -96 464 -128
WIRE 608 -96 464 -96
WIRE 736 -96 736 -128
WIRE 736 -96 608 -96
WIRE -2992 -32 -2992 -96
WIRE -2960 -32 -2992 -32
WIRE -2816 -32 -2816 -48
WIRE -2816 -32 -2880 -32
WIRE -2720 -32 -2816 -32
WIRE -2608 -32 -2624 -32
WIRE -2576 -32 -2608 -32
WIRE -2448 -32 -2448 -112
WIRE -2448 -32 -2512 -32
WIRE 1184 -32 1184 -64
WIRE 1184 -32 1088 -32
WIRE 1088 0 1088 -32
WIRE 1184 0 1184 -32
WIRE 256 16 256 -16
WIRE 256 16 96 16
WIRE 448 16 448 -32
WIRE -2608 32 -2608 -32
WIRE -2448 32 -2448 -32
WIRE -2448 32 -2464 32
WIRE 256 48 256 16
WIRE 96 64 96 16
WIRE 608 96 608 -96
WIRE 448 144 448 96
WIRE 544 144 448 144
WIRE -128 176 -128 -176
WIRE -128 176 -208 176
WIRE 880 176 880 -176
WIRE 1088 176 1088 64
WIRE 1088 176 880 176
WIRE 1184 176 1184 80
WIRE 1184 176 1088 176
WIRE -3536 192 -3712 192
WIRE 256 192 256 128
WIRE -3424 224 -3712 224
WIRE -3152 224 -3424 224
WIRE -3008 224 -3152 224
WIRE 96 240 96 128
WIRE 192 240 96 240
WIRE 448 240 448 144
WIRE -208 256 -208 176
WIRE 96 272 96 240
WIRE 608 272 608 192
WIRE -3152 368 -3152 224
WIRE -2640 368 -2656 368
WIRE -208 368 -208 336
WIRE 96 368 96 352
WIRE 448 368 448 304
WIRE 608 368 608 352
WIRE 608 368 448 368
WIRE 608 400 608 368
WIRE 256 432 256 288
WIRE 256 432 128 432
WIRE 384 432 256 432
WIRE -1568 448 -1616 448
WIRE -1184 448 -1184 416
WIRE -1616 464 -1616 448
WIRE -3008 480 -3040 480
WIRE -2864 480 -2928 480
WIRE -2768 480 -2864 480
WIRE -2656 480 -2656 368
WIRE -2656 480 -2672 480
WIRE -2592 480 -2656 480
WIRE -2496 480 -2496 368
WIRE -2496 480 -2528 480
WIRE -2240 480 -2464 480
WIRE -3040 496 -3152 368
WIRE -3040 496 -3040 480
WIRE -2864 496 -2864 480
WIRE -2496 496 -2496 480
WIRE -2464 496 -2464 480
WIRE -2464 496 -2496 496
WIRE -1568 496 -1568 448
WIRE 128 496 128 432
WIRE 384 496 384 432
WIRE -128 544 -128 176
WIRE 64 544 -128 544
WIRE 880 544 880 176
WIRE 880 544 448 544
WIRE -3040 560 -3040 496
WIRE -2912 560 -3040 560
WIRE -2720 560 -2720 544
WIRE -2720 560 -2816 560
WIRE -2640 560 -2720 560
WIRE -2496 560 -2496 496
WIRE -2496 560 -2560 560
WIRE -1184 592 -1184 528
WIRE -1120 592 -1184 592
WIRE 1904 592 1904 512
WIRE -1120 608 -1120 592
WIRE 128 640 128 592
WIRE -1792 656 -1840 656
WIRE 1680 672 1680 640
WIRE -1792 688 -1792 656
WIRE 304 688 192 688
WIRE 384 688 384 592
WIRE 384 688 304 688
WIRE -1568 704 -1568 576
WIRE -1568 704 -1616 704
WIRE -1184 720 -1184 592
WIRE 1616 720 1392 720
WIRE 304 736 304 688
WIRE 1904 800 1904 672
WIRE 128 816 128 736
WIRE 1392 816 1392 720
WIRE 1392 816 128 816
WIRE -1184 832 -1184 800
WIRE 1680 848 1680 768
WIRE 1840 848 1680 848
WIRE -1792 864 -1792 768
WIRE 128 864 128 816
WIRE 1680 896 1680 848
WIRE 1904 912 1904 896
WIRE 128 1008 128 944
WIRE 1680 1008 1680 976
WIRE 1792 1008 1680 1008
WIRE 1904 1008 1904 992
WIRE 1904 1008 1792 1008
WIRE 1792 1024 1792 1008
WIRE -2752 1120 -3088 1120
WIRE -2480 1136 -2464 1104
WIRE -2368 1136 -2384 1104
WIRE -2368 1168 -2368 1136
WIRE -2336 1168 -2368 1168
WIRE -2336 1184 -2336 1168
WIRE -2864 1200 -2896 1200
WIRE -2752 1200 -2752 1120
WIRE -2752 1200 -2800 1200
WIRE -2704 1200 -2752 1200
WIRE -2608 1200 -2640 1200
WIRE -2480 1200 -2480 1136
WIRE -2448 1200 -2480 1200
WIRE -2368 1200 -2368 1168
WIRE -2368 1200 -2400 1200
WIRE -2608 1248 -2608 1200
WIRE -2496 1248 -2608 1248
WIRE -2464 1248 -2496 1248
WIRE -2304 1248 -2384 1248
WIRE -3088 1280 -3088 1120
WIRE -2496 1280 -2496 1248
WIRE -2896 1296 -2896 1200
WIRE -2864 1296 -2896 1296
WIRE -2752 1296 -2800 1296
WIRE -2704 1296 -2752 1296
WIRE -2608 1296 -2608 1248
WIRE -2608 1296 -2640 1296
WIRE -2496 1360 -2496 1344
WIRE -2496 1360 -2656 1360
WIRE -3088 1392 -3088 1360
WIRE -3088 1392 -3168 1392
WIRE -2656 1408 -2656 1360
WIRE -2496 1408 -2496 1360
WIRE -3168 1424 -3168 1392
WIRE -3088 1440 -3088 1392
WIRE -2896 1520 -2896 1296
WIRE -2496 1520 -2496 1472
WIRE -2496 1520 -2896 1520
WIRE -2448 1520 -2496 1520
WIRE -2304 1520 -2368 1520
WIRE -3088 1568 -3088 1520
WIRE -2752 1568 -2752 1296
WIRE -2752 1568 -3088 1568
WIRE -2432 1568 -2464 1568
WIRE -2352 1568 -2384 1568
WIRE -2496 1600 -2496 1584
WIRE -2464 1600 -2464 1568
WIRE -2464 1600 -2496 1600
WIRE -2464 1632 -2464 1600
WIRE -2352 1632 -2352 1568
WIRE -2448 1664 -2464 1632
WIRE -2368 1664 -2352 1632
RECTANGLE Normal -1040 912 -1376 256 2
RECTANGLE Normal -792 -176 -1176 -656 2
RECTANGLE Normal -1456 912 -1936 368 2
RECTANGLE Normal 1456 416 1008 -208 2
SYMBOL pnp 192 288 M180
SYMATTR InstName Q_curr2
SYMATTR Value MMPQ2907A
SYMBOL diode -2864 1216 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D7
SYMBOL voltage -1568 480 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V+Vreg
SYMATTR Value {Vreg}
SYMBOL res 1888 -752 R0
SYMATTR InstName R13
SYMATTR Value {rvas}
SYMBOL cap -2512 1408 R0
SYMATTR InstName C9
SYMATTR Value 4.7m
SYMBOL res 1888 576 R0
SYMATTR InstName R3
SYMATTR Value 300
SYMBOL res 1200 96 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R11
SYMATTR Value 10k
SYMBOL LED 80 64 R0
SYMATTR InstName D_2
SYMATTR Value LED18
SYMBOL cap -2512 1280 R0
SYMATTR InstName C8
SYMATTR Value 4.7m
SYMBOL res -2512 16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R31
SYMATTR Value 22
SYMBOL res -224 240 R0
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL res -2912 496 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R29
SYMATTR Value 1k
SYMBOL voltage -1792 672 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V-Vreg
SYMATTR Value {Vreg}
SYMBOL npn 528 -496 M0
SYMATTR InstName Q19
SYMATTR Value MMPQ2222A
SYMBOL voltage -1184 704 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V-VCC
SYMATTR Value {VCC}
SYMBOL res 1664 -720 R0
SYMATTR InstName RECC1
SYMATTR Value 1k
SYMBOL sw -2368 1248 R90
SYMATTR InstName S2
SYMBOL cap 1104 64 R180
WINDOW 0 38 20 VLeft 2
WINDOW 3 21 60 Left 2
SYMATTR InstName C_comp_3
SYMATTR Value 4p
SYMBOL npn 400 -224 R0
SYMATTR InstName Q17
SYMATTR Value MMPQ2222A
SYMBOL res 80 256 R0
SYMATTR InstName R_led2
SYMATTR Value 6.8k
SYMBOL pnp 64 592 M180
WINDOW 0 121 16 Left 2
WINDOW 3 29 48 Left 2
SYMATTR InstName Q20
SYMATTR Value MMPQ2907A
SYMBOL pnp -2768 544 R270
WINDOW 0 33 46 Left 2
WINDOW 3 8 -11 Left 2
SYMATTR InstName Q30
SYMATTR Value MJE350
SYMBOL npn 1840 800 R0
SYMATTR InstName Q9
SYMATTR Value MJE340
SYMBOL res -2544 576 M270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R28
SYMATTR Value 25
SYMBOL res 1664 880 R0
SYMATTR InstName RECC2
SYMATTR Value 1k
SYMBOL voltage -1184 432 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V+VCC
SYMATTR Value {VCC}
SYMBOL zener -2512 -48 R90
WINDOW 0 -4 32 VBottom 2
WINDOW 3 36 32 VTop 2
SYMATTR InstName D1
SYMATTR Value ZEN2
SYMBOL res -2496 -128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R24
SYMATTR Value 25
SYMBOL npn 544 96 R0
SYMATTR InstName Q_curr1
SYMATTR Value MMPQ2222A
SYMBOL res 1888 896 R0
SYMATTR InstName R8
SYMATTR Value {rvas}
SYMBOL res -2864 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R25
SYMATTR Value 1k
SYMBOL res 240 32 R0
SYMATTR InstName RE_curr2
SYMATTR Value {rcurr}
SYMBOL pnp 1840 -544 M180
SYMATTR InstName Q14
SYMATTR Value MJE350
SYMBOL npn 800 -224 M0
SYMATTR InstName Q18
SYMATTR Value MMPQ2222A
SYMBOL pnp 1616 -448 M180
SYMATTR InstName Q13
SYMATTR Value MPSA92
SYMBOL npn -2864 -48 R270
SYMATTR InstName Q28
SYMATTR Value MJE340
SYMBOL diode -2704 1216 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D8
SYMBOL voltage -3088 1424 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value SINE(0 71 50)
SYMBOL pnp 192 736 R180
SYMATTR InstName Q21
SYMATTR Value MMPQ2907A
SYMBOL LED -2576 352 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 72 32 VTop 2
SYMATTR InstName D19
SYMATTR Value LED18
SYMBOL res 432 0 R0
SYMATTR InstName R_led1
SYMATTR Value 6.8k
SYMBOL res -2480 352 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R30
SYMATTR Value 22
SYMBOL LED 432 240 R0
SYMATTR InstName D_1
SYMATTR Value LED18
SYMBOL voltage -2352 1664 R90
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V13
SYMATTR Value PULSE(-1 1 {ton})
SYMBOL voltage -3088 1264 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(0 71 50)
SYMBOL res 448 -704 R0
SYMATTR InstName RC1
SYMATTR Value {RC}
SYMBOL res 112 848 R0
SYMATTR InstName RC2
SYMATTR Value {RC}
SYMBOL npn -2720 -96 M90
WINDOW 0 32 52 Left 2
WINDOW 3 -6 6 Left 2
SYMATTR InstName Q27
SYMATTR Value MPSA42
SYMBOL pnp -2912 496 M90
WINDOW 0 51 21 Left 2
WINDOW 3 46 63 Left 2
SYMATTR InstName Q29
SYMATTR Value MJE350
SYMBOL pnp 448 592 R180
WINDOW 0 74 16 Left 2
WINDOW 3 28 49 Left 2
SYMATTR InstName Q22
SYMATTR Value MMPQ2907A
SYMBOL res 592 256 R0
SYMATTR InstName RE_curr1
SYMATTR Value {rcurr}
SYMBOL voltage -2480 1104 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 -32 56 VBottom 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V7
SYMATTR Value PULSE(-1 1 {ton})
SYMBOL LED -2528 48 R270
WINDOW 0 -16 -6 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D20
SYMATTR Value LED18
SYMBOL sw -2464 1520 R270
SYMATTR InstName S5
SYMBOL diode -2704 1312 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D10
SYMBOL res 1888 -464 R0
SYMATTR InstName R1
SYMATTR Value 300
SYMBOL npn 1616 672 R0
SYMATTR InstName Q10
SYMATTR Value MPSA42
SYMBOL diode -2864 1312 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D9
SYMBOL zener -2528 464 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 28 60 VTop 2
SYMATTR InstName D18
SYMATTR Value ZEN2
SYMATTR Description Light Emitting Diode
SYMATTR Type led
FLAG -1120 608 0
FLAG -1184 416 +VCC
FLAG -1184 832 -VCC
FLAG -208 368 0
FLAG 1680 -416 0
FLAG 1680 640 0
FLAG -1840 656 +Vreg
FLAG -1616 704 -Vreg
FLAG 608 -496 +Vreg
FLAG 608 400 -Vreg
FLAG 256 -16 +Vreg
FLAG 304 736 -Vreg
FLAG 96 368 0
FLAG 448 -32 0
FLAG -1792 864 0
FLAG -1616 464 0
FLAG -3168 1424 0
FLAG -2656 1408 0
FLAG -2304 1248 +VCC_real
FLAG -2304 1520 -VCC_real
FLAG -2336 1184 0
FLAG -3360 -352 +VCC_connected
FLAG -3424 224 -VCC_connected
FLAG -3648 -368 +VCC
FLAG -3648 -336 +VCC_real
FLAG -3712 192 -VCC
FLAG -3712 224 -VCC_real
FLAG -2496 1584 0
FLAG 464 -752 +VCC_lim
FLAG 128 1008 -VCC_lim
FLAG 1792 -768 +VCC_lim
FLAG 1792 1024 -VCC_lim
FLAG -2208 -160 +VCC_lim
FLAG -2240 480 -VCC_lim
FLAG 1184 -64 0
FLAG 1904 -256 0
FLAG 1904 512 0
TEXT -1168 -560 Left 2 !;tran 0 20m 0
TEXT -1168 -200 Left 2 !.fourier 1k 20 v(realim)
TEXT -1264 288 Left 4 ;Fuentes
TEXT -1096 -632 Left 4 ;Simulaciones
TEXT -1160 -232 Left 2 !;tran 0 12m 1m 20n; distorsion
TEXT -1128 -264 Left 2 ;distorsion
TEXT -1152 -336 Left 2 !;ac oct 20 0.1 1g
TEXT -1728 -480 Left 2 !.lib models.mod
TEXT -1904 400 Left 4 ;Reguladores
TEXT -1920 896 Left 2 ;prov
TEXT 1080 -168 Left 3 ;Realimentador global
TEXT 480 -128 Left 2 ;NT2
TEXT 680 -128 Left 2 ;NT3
TEXT 624 192 Left 2 ;NT1
TEXT 400 -392 Left 2 ;NT4
TEXT 120 576 Left 2 ;PT2
TEXT -1584 -752 Left 2 ;NT<N> , donde N es el Numero de transistor de MMPQ2222A
TEXT -1584 -704 Left 2 ;PT<N> , donde N es el Numero de transistor de MMPQ2907A
TEXT -1584 -808 Left 2 ;NOTA: Relacionando transistores con integrados del esquematico.
TEXT 64 736 Left 2 ;PT1
TEXT 272 576 Left 2 ;PT3
TEXT 280 288 Left 2 ;PT4
TEXT -1472 -568 Left 2 !.param VCC=70
TEXT -1472 -504 Left 2 !.param Vreg=12
TEXT -1480 -432 Left 2 !.param RC=2.4k
TEXT -1480 -392 Left 2 !.param rvas=33
TEXT -1168 -512 Left 2 !.tran 0 1500m 15m
TEXT -1472 -600 Left 2 !.param ton=10m
TEXT -1152 -448 Left 2 !;tran 0 62m 50m 100n
TEXT -1472 -536 Left 2 !.param rcurr=560
TEXT -2744 56 Left 2 ;400ohm
TEXT -2728 -160 Left 2 ;45ohm
TEXT -2744 432 Left 2 ;45ohm
TEXT -1712 -280 Left 2 !.model SW SW(Ron=1m Roff=10meg)