Version 4
SHEET 1 880 680
WIRE 352 16 48 16
WIRE 496 16 432 16
WIRE 592 16 496 16
WIRE 496 48 496 16
WIRE 592 48 592 16
WIRE 352 144 224 144
WIRE 496 144 496 128
WIRE 496 144 432 144
WIRE 592 144 592 112
WIRE 592 144 496 144
WIRE 48 192 48 16
WIRE 224 192 224 144
WIRE 48 320 48 272
WIRE 224 320 224 272
WIRE 224 320 48 320
WIRE 48 384 48 320
FLAG 48 384 0
FLAG 592 144 MP2
FLAG 592 16 MP7
SYMBOL voltage 48 176 R0
WINDOW 123 34 87 Left 2
WINDOW 39 32 113 Left 2
SYMATTR InstName V1
SYMATTR Value ""
SYMATTR Value2 AC 1 180
SYMATTR SpiceLine Rser=600
SYMBOL voltage 224 176 R0
WINDOW 123 30 88 Left 2
WINDOW 39 30 114 Left 2
SYMATTR InstName V2
SYMATTR Value ""
SYMATTR Value2 AC 1 0
SYMATTR SpiceLine Rser=600
SYMBOL Misc\\EuropeanResistor 448 0 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10K
SYMBOL Misc\\EuropeanResistor 448 128 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10K
SYMBOL Misc\\EuropeanResistor 512 144 R180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R3
SYMATTR Value 10K
SYMBOL cap 576 48 R0
SYMATTR InstName C1
SYMATTR Value 1n
TEXT 464 216 Left 2 !.ac dec 10 100 100K