Version 4
SHEET 1 1536 680
WIRE 144 -176 80 -176
WIRE 256 -176 144 -176
WIRE 336 -176 256 -176
WIRE 528 -176 336 -176
WIRE 672 -176 528 -176
WIRE 816 -176 672 -176
WIRE 1232 -176 816 -176
WIRE 80 -160 80 -176
WIRE 256 -160 256 -176
WIRE 672 -96 672 -176
WIRE 816 -96 816 -176
WIRE 80 -64 80 -96
WIRE 608 -48 560 -48
WIRE 752 -48 736 -48
WIRE 256 32 256 -80
WIRE 560 32 560 -48
WIRE 560 32 256 32
WIRE 576 32 560 32
WIRE 672 32 672 0
WIRE 672 32 640 32
WIRE 736 32 736 -48
WIRE 736 32 672 32
WIRE 816 32 816 0
WIRE 1008 32 960 32
WIRE 1120 32 1072 32
WIRE 1328 32 1120 32
WIRE 1408 32 1328 32
WIRE 1456 32 1408 32
WIRE 672 48 672 32
WIRE 256 80 256 32
WIRE 336 80 336 -176
WIRE 1456 80 1456 32
WIRE 1232 96 1232 -176
WIRE 1328 96 1328 32
WIRE -96 128 -128 128
WIRE 64 128 48 128
WIRE 192 128 64 128
WIRE 448 128 400 128
WIRE 560 128 448 128
WIRE 816 128 816 112
WIRE 816 128 640 128
WIRE 848 128 816 128
WIRE 960 128 960 32
WIRE 960 128 928 128
WIRE 1120 128 1120 32
WIRE 672 144 672 112
WIRE 816 144 816 128
WIRE 64 160 64 128
WIRE 144 160 144 -176
WIRE 448 160 448 128
WIRE 1456 192 1456 160
WIRE -128 208 -128 128
WIRE 256 208 256 176
WIRE 304 208 256 208
WIRE 336 208 336 176
WIRE 336 208 304 208
WIRE 528 208 528 -176
WIRE 672 224 672 208
WIRE 736 224 672 224
WIRE 64 256 64 240
WIRE 144 256 144 240
WIRE 144 256 64 256
WIRE 672 256 672 224
WIRE 816 256 816 224
WIRE 1120 256 1120 208
WIRE 144 288 144 256
WIRE 304 288 304 208
WIRE 1328 288 1328 176
WIRE 1456 288 1456 256
WIRE 1456 288 1328 288
WIRE 64 304 64 256
WIRE 448 304 448 240
WIRE 528 304 528 288
WIRE 608 304 528 304
WIRE 736 304 736 224
WIRE 752 304 736 304
WIRE 528 336 528 304
WIRE -128 352 -128 288
WIRE 1232 368 1232 176
WIRE 1328 368 1328 288
WIRE 1328 368 1232 368
WIRE 672 384 672 352
WIRE 64 400 64 368
WIRE 448 400 448 368
WIRE 1328 416 1328 368
WIRE 144 480 144 368
WIRE 304 480 304 368
WIRE 304 480 144 480
WIRE 528 480 528 464
WIRE 528 480 304 480
WIRE 672 480 672 464
WIRE 672 480 528 480
WIRE 816 480 816 352
WIRE 816 480 672 480
WIRE 1232 480 1232 368
WIRE 1232 480 816 480
FLAG 448 400 0
FLAG 80 -64 0
FLAG 1328 416 0
FLAG -128 352 0
FLAG 1408 32 probe
FLAG 64 400 0
FLAG 1120 256 0
SYMBOL res 48 144 R0
SYMATTR InstName R1
SYMATTR Value 47K
SYMBOL res 128 144 R0
SYMATTR InstName R2
SYMATTR Value 22K
SYMBOL res 128 272 R0
SYMATTR InstName R3
SYMATTR Value 22K
SYMBOL cap 48 304 R0
SYMATTR InstName C1
SYMATTR Value 22u
SYMBOL npn 192 80 R0
WINDOW 0 26 50 Left 0
WINDOW 3 -34 -15 Left 0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL npn 400 80 M0
WINDOW 0 41 47 Left 0
WINDOW 3 -28 -16 Left 0
SYMATTR InstName Q2
SYMATTR Value 2N3904
SYMBOL res 240 -176 R0
WINDOW 0 -52 49 Left 0
WINDOW 3 -60 83 Left 0
SYMATTR InstName R4
SYMATTR Value 3.3K
SYMBOL res 288 272 R0
SYMATTR InstName R5
SYMATTR Value 4.7K
SYMBOL res 432 144 R0
SYMATTR InstName R6
SYMATTR Value 1K
SYMBOL res 656 112 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R7
SYMATTR Value 47K
SYMBOL cap 432 304 R0
SYMATTR InstName C2
SYMATTR Value 22u
SYMBOL cap 48 112 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C3
SYMATTR Value 2.2u
SYMBOL diode 512 400 R0
WINDOW 3 43 33 Left 0
SYMATTR Value 1N914
SYMATTR InstName D2
SYMBOL diode 512 336 R0
WINDOW 3 37 32 Left 0
SYMATTR Value 1N914
SYMATTR InstName D1
SYMBOL res 512 192 R0
SYMATTR InstName R8
SYMATTR Value 22k
SYMBOL npn 608 256 R0
SYMATTR InstName Q3
SYMATTR Value 2N5550
SYMBOL res 656 368 R0
SYMATTR InstName R9
SYMATTR Value 330
SYMBOL diode 656 144 R0
SYMATTR InstName D4
SYMATTR Value 1N914
SYMBOL diode 656 48 R0
SYMATTR InstName D3
SYMATTR Value 1N914
SYMBOL pnp 608 0 M180
WINDOW 0 -43 146 Left 0
WINDOW 3 -48 108 Left 0
SYMATTR InstName Q4
SYMATTR Value 2N5401
SYMBOL pnp 752 352 M180
SYMATTR InstName Q5
SYMATTR Value 2N5401
SYMBOL npn 752 -96 R0
SYMATTR InstName Q6
SYMATTR Value 2N5550
SYMBOL res 800 16 R0
SYMATTR InstName R10
SYMATTR Value 3.3
SYMBOL res 800 128 R0
SYMATTR InstName R11
SYMATTR Value 3.3
SYMBOL res 944 112 R90
WINDOW 0 -6 23 VBottom 0
WINDOW 3 25 5 VTop 0
SYMATTR InstName R12
SYMATTR Value 47
SYMBOL cap 64 -160 R0
SYMATTR InstName C4
SYMATTR Value 0.1u
SYMBOL cap 640 16 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C5
SYMATTR Value 10p
SYMBOL voltage 1232 80 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 9
SYMBOL voltage -128 192 R0
WINDOW 3 -60 195 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 3 1000)
SYMATTR InstName V2
SYMBOL cap 1440 192 R0
SYMATTR InstName Ctest
SYMATTR Value 20u
SYMBOL res 1440 64 R0
SYMATTR InstName Resr
SYMATTR Value 1
SYMBOL res 1312 80 R0
SYMATTR InstName Rload
SYMATTR Value 1meg
SYMBOL cap 1072 16 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C6
SYMATTR Value 470u
SYMBOL res 1104 112 R0
SYMATTR InstName R13
SYMATTR Value 10K
SYMBOL res 0 112 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R14
SYMATTR Value 1K
TEXT -192 440 Left 0 !.tran 0 30m 25m