Version 4
SHEET 1 1368 680
WIRE 32 64 32 48
WIRE 144 64 32 64
WIRE 256 64 256 48
WIRE 256 64 224 64
WIRE 288 64 256 64
WIRE 400 64 368 64
WIRE 432 64 400 64
WIRE 32 112 32 64
WIRE 256 128 256 64
WIRE 400 128 400 64
WIRE 32 224 32 192
WIRE 256 224 256 192
WIRE 256 224 32 224
WIRE 400 224 400 192
WIRE 400 224 256 224
WIRE 256 256 256 224
FLAG 256 256 0
FLAG 256 48 Point_1
IOPIN 256 48 Out
FLAG 432 64 Point_2
IOPIN 432 64 Out
FLAG 32 48 Point_0
IOPIN 32 48 Out
SYMBOL voltage 32 96 R0
WINDOW 3 -37 152 Left 0
WINDOW 123 -13 -49 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 1 159)
SYMATTR InstName V1
SYMBOL res 240 48 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 1000
SYMBOL cap 240 128 R0
SYMATTR InstName C1
SYMATTR Value 1µf
SYMBOL cap 384 128 R0
SYMATTR InstName C2
SYMATTR Value 0.01µf
SYMBOL res 384 48 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 100k
TEXT 296 264 Left 0 !.tran .1
TEXT 592 112 Left 0 ;159 Hz = 1000 radian/sec = 1/R1C1 = 1/R2C2
TEXT 592 144 Left 0 ;At 159 Hz: Point_1 amplitude = 0.707 : Point_2 amplitude = 0.50