Version 4
SHEET 1 2008 680
WIRE 448 -464 384 -464
WIRE 560 -464 528 -464
WIRE 576 -464 560 -464
WIRE 896 -464 656 -464
WIRE 1040 -464 896 -464
WIRE 1392 -464 1040 -464
WIRE 384 -416 384 -464
WIRE 1392 -416 1392 -464
WIRE 896 -384 896 -464
WIRE 1040 -384 1040 -464
WIRE 560 -368 560 -464
WIRE 640 -368 560 -368
WIRE 640 -272 640 -304
WIRE 896 -256 896 -304
WIRE 1136 -256 896 -256
WIRE 1392 -256 1392 -336
WIRE 896 -224 896 -256
WIRE 560 -192 560 -368
WIRE 1040 -176 1040 -304
WIRE 1040 -176 960 -176
WIRE 512 -80 320 -80
WIRE 752 -80 512 -80
WIRE 896 -80 896 -128
WIRE 896 -80 752 -80
WIRE 896 -48 896 -80
WIRE 112 16 80 16
WIRE 240 16 176 16
WIRE 432 16 240 16
WIRE 560 16 560 -112
WIRE 560 16 432 16
WIRE 656 16 560 16
WIRE 848 16 656 16
WIRE 320 64 320 -80
WIRE 512 64 512 -80
WIRE 752 64 752 -80
WIRE 1136 96 1136 -256
WIRE 1200 96 1136 96
WIRE 1360 96 1264 96
WIRE 1440 96 1360 96
WIRE 240 128 240 16
WIRE 272 128 240 128
WIRE 432 128 432 16
WIRE 464 128 432 128
WIRE 656 128 656 16
WIRE 704 128 656 128
WIRE 80 160 80 16
WIRE 320 192 320 160
WIRE 512 192 512 160
WIRE 512 192 320 192
WIRE 752 192 752 160
WIRE 752 192 512 192
WIRE 896 192 896 48
WIRE 896 192 752 192
WIRE 1040 224 1040 -176
WIRE 1152 224 1040 224
WIRE 896 240 896 192
WIRE 752 256 752 192
WIRE 1360 256 1360 96
WIRE 1040 272 1040 224
WIRE 1152 272 1152 224
WIRE 80 416 80 240
WIRE 752 416 752 320
WIRE 896 416 896 320
WIRE 1040 416 1040 352
WIRE 1152 416 1152 336
WIRE 1360 416 1360 336
FLAG 80 416 0
FLAG 384 -416 0
FLAG 1040 416 0
FLAG 1392 -256 0
FLAG 1312 -256 0
FLAG 1360 416 0
FLAG 1440 96 outS
IOPIN 1440 96 Out
FLAG 896 416 0
FLAG 640 -272 0
FLAG 1152 416 0
FLAG 752 416 0
SYMBOL res 1024 256 R0
SYMATTR InstName R1
SYMATTR Value 22k
SYMBOL voltage 1392 -432 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 10V
SYMBOL cap 1264 80 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 10µ
SYMBOL res 1344 240 R0
SYMATTR InstName R4
SYMATTR Value 100k
SYMBOL npn 960 -224 M0
SYMATTR InstName Q1
SYMATTR Value BC847C
SYMBOL njf 848 -48 R0
SYMATTR InstName J4
SYMATTR Value BF245A
SYMBOL res 544 -208 R0
SYMATTR InstName R3
SYMATTR Value 1g
SYMBOL res 544 -480 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 3.3k
SYMBOL res 672 -480 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 47k
SYMBOL cap 176 0 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value 2.7n
SYMBOL res 880 -400 R0
SYMATTR InstName R2
SYMATTR Value 2.2k
SYMBOL voltage 80 144 R0
WINDOW 0 57 30 Left 2
WINDOW 123 49 58 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value2 AC 1
SYMATTR Value SINE(0 0.01V 1k)
SYMBOL res 1024 -400 R0
SYMATTR InstName R5
SYMATTR Value 47k
SYMBOL res 880 224 R0
SYMATTR InstName R6
SYMATTR Value 1k
SYMBOL cap 1136 272 R0
SYMATTR InstName C1
SYMATTR Value 22µ
SYMBOL cap 624 -368 R0
SYMATTR InstName C2
SYMATTR Value 50µ
SYMBOL njf 704 64 R0
SYMATTR InstName J1
SYMATTR Value BF245A
SYMBOL njf 464 64 R0
SYMATTR InstName J2
SYMATTR Value BF245A
SYMBOL njf 272 64 R0
SYMATTR InstName J3
SYMATTR Value BF245A
SYMBOL cap 736 256 R0
SYMATTR InstName C3
SYMATTR Value 50µ
TEXT -24 -248 Left 2 !;ac dec 10 10 20k
TEXT -24 -296 Left 2 !.tran 0 6m 1u 1u
TEXT -32 -336 Left 2 !.four 1kHz 20 v(outS)
TEXT -40 -200 Left 2 !;noise V(OutS) V1 oct 10 20 1k