Version 4
SHEET 1 880 680
WIRE 144 -48 -240 -48
WIRE -240 -32 -240 -48
WIRE 576 0 224 0
WIRE 224 32 224 0
WIRE -240 64 -240 48
WIRE 224 128 224 112
WIRE -240 160 -240 144
WIRE 576 176 576 0
WIRE 224 224 224 208
WIRE -240 256 -240 240
WIRE 576 288 576 256
WIRE 224 320 224 304
WIRE -240 352 -240 336
WIRE 144 416 144 -48
WIRE 224 416 224 400
WIRE 224 416 144 416
WIRE -240 448 -240 432
FLAG -240 448 0
FLAG 576 288 0
SYMBOL voltage -240 336 R0
WINDOW 3 54 57 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 100 100)
SYMATTR InstName V1
SYMBOL voltage -240 240 R0
WINDOW 3 44 53 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 33.333 300)
SYMATTR InstName V2
SYMBOL voltage -240 144 R0
WINDOW 3 47 56 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 20 500)
SYMATTR InstName V3
SYMBOL voltage -240 48 R0
WINDOW 3 42 56 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 14.2857 700)
SYMATTR InstName V4
SYMBOL voltage -240 -48 R0
WINDOW 3 40 55 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 11.11111 900)
SYMATTR InstName V5
SYMBOL voltage 224 304 R0
WINDOW 3 48 64 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 9.090909 1100)
SYMATTR InstName V6
SYMBOL voltage 224 208 R0
WINDOW 3 44 63 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 7.6923 1300)
SYMATTR InstName V7
SYMBOL voltage 224 112 R0
WINDOW 3 41 60 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 6.666666 1500)
SYMATTR InstName V8
SYMBOL voltage 224 16 R0
WINDOW 3 39 58 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 5.88235 1700)
SYMATTR InstName V9
SYMBOL res 560 160 R0
SYMATTR InstName R1
SYMATTR Value 1k
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