Version 4
SHEET 1 880 680
WIRE 208 0 80 0
WIRE 336 0 208 0
WIRE 432 0 336 0
WIRE 464 0 432 0
WIRE 80 48 80 0
WIRE 208 48 208 0
WIRE 336 48 336 0
WIRE 464 48 464 0
WIRE 80 176 80 128
WIRE 208 176 208 128
WIRE 336 176 336 128
WIRE 80 208 80 176
WIRE 208 208 208 176
WIRE 336 208 336 176
WIRE 80 336 80 288
WIRE 208 336 208 288
WIRE 208 336 80 336
WIRE 336 336 336 288
WIRE 336 336 208 336
WIRE 416 336 336 336
WIRE 464 336 464 128
WIRE 464 336 416 336
WIRE 464 368 464 336
FLAG 80 176 L1
FLAG 208 176 L2
FLAG 336 176 L3
FLAG 416 336 PEN
FLAG 432 0 N
FLAG 464 368 0
SYMBOL voltage 80 192 R0
WINDOW 3 -39 170 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 325 50 0 0 0 10)
SYMBOL voltage 208 192 R0
WINDOW 3 -166 205 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(0 325 50 6666µ 0 0 10)
SYMBOL voltage 336 192 R0
WINDOW 3 -295 242 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value SINE(0 325 50 13333µ 0 0 10)
SYMBOL Misc\\EuropeanResistor 64 32 R0
SYMATTR InstName R1
SYMATTR Value 2K
SYMBOL Misc\\EuropeanResistor 192 32 R0
SYMATTR InstName R2
SYMATTR Value 2K
SYMBOL Misc\\EuropeanResistor 320 32 R0
SYMATTR InstName R3
SYMATTR Value 2
SYMBOL Misc\\EuropeanResistor 448 32 R0
SYMATTR InstName R4
SYMATTR Value 2
TEXT 36 470 Left 2 !.tran 0 120m 20m 2m