Version 4
SHEET 1 2640 1388
WIRE 64 96 48 96
WIRE 160 96 144 96
WIRE 176 96 160 96
WIRE 272 96 256 96
WIRE 320 96 272 96
WIRE 528 96 496 96
WIRE 640 96 608 96
WIRE 752 96 720 96
WIRE 848 96 816 96
WIRE 48 128 48 96
WIRE 320 128 320 96
WIRE 496 128 496 96
WIRE 848 128 848 96
WIRE 1088 128 1040 128
WIRE 160 144 160 96
WIRE 192 144 160 144
WIRE 272 144 272 96
WIRE 272 144 240 144
WIRE 944 144 896 144
WIRE 1040 160 1040 128
WIRE 1136 160 1136 128
WIRE 1088 176 1088 128
WIRE 48 240 48 208
WIRE 160 240 48 240
WIRE 320 240 320 208
WIRE 320 240 240 240
WIRE 496 240 496 208
WIRE 640 240 496 240
WIRE 848 240 848 208
WIRE 848 240 720 240
WIRE 48 256 48 240
WIRE 496 256 496 240
WIRE 1040 272 1040 240
WIRE 1088 272 1088 224
WIRE 1088 272 1040 272
WIRE 1136 272 1136 240
WIRE 1136 272 1088 272
WIRE 1040 288 1040 272
WIRE 896 304 896 192
WIRE 896 304 464 304
WIRE 944 352 944 144
WIRE 944 352 576 352
WIRE 224 384 128 384
WIRE 256 384 224 384
WIRE 368 384 336 384
WIRE 464 384 464 304
WIRE 464 384 448 384
WIRE 480 384 464 384
WIRE 576 384 576 352
WIRE 576 384 560 384
WIRE 640 384 576 384
WIRE 704 384 640 384
WIRE 768 384 704 384
WIRE 640 400 640 384
WIRE 704 400 704 384
WIRE 128 464 128 384
WIRE 224 464 224 384
WIRE 768 464 768 384
WIRE 1088 464 1040 464
WIRE 640 496 640 480
WIRE 704 496 704 464
WIRE 704 496 640 496
WIRE 1040 496 1040 464
WIRE 1136 496 1136 464
WIRE 640 512 640 496
WIRE 1088 512 1088 464
WIRE 128 608 128 544
WIRE 224 608 224 528
WIRE 224 608 128 608
WIRE 368 608 224 608
WIRE 640 608 640 592
WIRE 640 608 448 608
WIRE 768 608 768 544
WIRE 768 608 640 608
WIRE 1040 608 1040 576
WIRE 1088 608 1088 560
WIRE 1088 608 1040 608
WIRE 1136 608 1136 576
WIRE 1136 608 1088 608
WIRE 128 624 128 608
WIRE 1040 624 1040 608
FLAG 48 256 0
FLAG 496 256 0
FLAG 1040 288 0
FLAG 1040 624 0
FLAG 128 624 0
FLAG 1136 128 dB_SPL
IOPIN 1136 128 Out
FLAG 1136 464 Dia_Disp
IOPIN 1136 464 Out
SYMBOL voltage 48 112 R0
WINDOW 0 -82 39 Left 0
WINDOW 3 -88 62 Invisible 0
WINDOW 123 -90 72 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Veg
SYMATTR Value 0
SYMATTR Value2 AC 1
SYMBOL res 160 80 R90
WINDOW 0 -34 55 VBottom 0
WINDOW 3 -31 53 VTop 0
SYMATTR InstName Re
SYMATTR Value 7
SYMBOL h 320 112 R0
WINDOW 0 15 8 Left 0
WINDOW 3 16 104 Left 0
WINDOW 123 16 135 Left 0
SYMATTR InstName HBLu
SYMATTR Value Vd2
SYMATTR Value2 21.6
SYMBOL voltage 256 240 R90
WINDOW 0 61 55 VBottom 0
WINDOW 3 32 56 Invisible 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vd1
SYMATTR Value 0
SYMATTR Value2 AC 0
SYMBOL ind 512 112 R270
WINDOW 0 75 60 VTop 0
WINDOW 3 72 58 VBottom 0
SYMATTR InstName LMmd
SYMATTR Value 197m
SYMBOL res 624 112 R270
WINDOW 0 75 53 VTop 0
WINDOW 3 72 56 VBottom 0
SYMATTR InstName Rms
SYMATTR Value 8.07
SYMBOL cap 752 112 R270
WINDOW 0 74 32 VTop 0
WINDOW 3 72 33 VBottom 0
SYMATTR InstName Cms
SYMATTR Value 403µ
SYMBOL h 496 112 R0
WINDOW 0 -66 8 Left 0
WINDOW 3 -66 103 Left 0
WINDOW 123 -66 135 Left 0
SYMATTR InstName HBLi
SYMATTR Value Vd1
SYMATTR Value2 21.6
SYMBOL voltage 736 240 R90
WINDOW 0 62 58 VBottom 0
WINDOW 3 32 56 Invisible 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vd2
SYMATTR Value 0
SYMATTR Value2 AC 0
SYMBOL e 848 112 M0
WINDOW 0 38 39 Left 0
WINDOW 3 39 72 Left 0
SYMATTR InstName ESdPd
SYMATTR Value 70.7m
SYMBOL g2 272 96 M270
WINDOW 0 -71 79 VLeft 0
WINDOW 3 56 116 VLeft 0
SYMATTR InstName GZe
SYMATTR Value Laplace=1/(6.89m*s**0.7)
SYMBOL h 1040 144 R0
WINDOW 0 -66 8 Left 0
WINDOW 3 -65 103 Left 0
WINDOW 123 -41 129 Left 0
SYMATTR InstName HPd
SYMATTR Value Vd3
SYMATTR Value2 1
SYMBOL e 1136 144 R0
WINDOW 3 -94 178 Left 0
WINDOW 0 26 92 Left 0
SYMATTR Value Laplace=9390*s
SYMATTR InstName EPd
SYMBOL h 1040 480 R0
WINDOW 0 -66 7 Left 0
WINDOW 3 -64 103 Left 0
WINDOW 123 -40 131 Left 0
SYMATTR InstName HXd
SYMATTR Value Vd2
SYMATTR Value2 1
SYMBOL e 1136 480 R0
WINDOW 0 25 91 Left 0
WINDOW 3 -92 178 Left 0
SYMATTR InstName EXd
SYMATTR Value Laplace=1/s
SYMBOL f 480 384 R270
WINDOW 0 42 40 VTop 0
WINDOW 3 -35 41 VBottom 0
WINDOW 123 -58 39 VBottom 0
SYMATTR InstName FSdUd
SYMATTR Value Vd2
SYMATTR Value2 70.7m
SYMBOL res 624 384 R0
WINDOW 0 -47 42 Left 0
WINDOW 3 -56 71 Left 0
SYMATTR InstName Ra1
SYMATTR Value 2540
SYMBOL res 624 496 R0
WINDOW 0 -50 42 Left 0
WINDOW 3 -59 69 Left 0
SYMATTR InstName Ra2
SYMATTR Value 5760
SYMBOL cap 688 400 R0
WINDOW 0 21 9 Left 0
WINDOW 3 21 55 Left 0
SYMATTR InstName Ca1
SYMATTR Value 143n
SYMBOL ind 752 448 R0
WINDOW 0 39 44 Left 0
WINDOW 3 40 73 Left 0
SYMATTR InstName LMa1
SYMATTR Value 2.13
SYMBOL ind 352 400 R270
WINDOW 0 74 56 VTop 0
WINDOW 3 70 57 VBottom 0
SYMATTR InstName LMab
SYMATTR Value 5.77
SYMBOL res 352 368 R90
WINDOW 0 -42 54 VBottom 0
WINDOW 3 -38 55 VTop 0
SYMATTR InstName Rab
SYMATTR Value 1.78k
SYMBOL cap 208 464 R0
WINDOW 0 27 8 Left 0
WINDOW 3 27 56 Left 0
SYMATTR InstName Cab
SYMATTR Value 403n
SYMBOL res 112 448 R0
WINDOW 3 36 72 Left 0
SYMATTR Value 4meg
SYMATTR InstName RaL
SYMBOL voltage 464 608 R90
WINDOW 0 66 56 VBottom 0
WINDOW 3 32 56 Invisible 0
WINDOW 39 0 0 Left 0
SYMATTR InstName Vd3
SYMATTR Value 0
SYMATTR Value2 AC 0
TEXT -40 328 Left 0 !.ac dec 100 10 10K