Version 4
SHEET 1 3108 680
WIRE 960 -128 784 -128
WIRE 1136 -128 960 -128
WIRE 1280 -128 1136 -128
WIRE 1664 -128 1280 -128
WIRE 784 -32 784 -128
WIRE 960 -32 960 -128
WIRE 1136 0 1136 -128
WIRE 1664 96 1664 -128
WIRE 176 112 48 112
WIRE 320 112 256 112
WIRE 432 112 400 112
WIRE 544 112 432 112
WIRE 720 112 608 112
WIRE 960 112 960 32
WIRE 960 112 720 112
WIRE 1280 128 1280 -128
WIRE 48 192 48 112
WIRE 1136 192 1136 64
WIRE 432 208 432 112
WIRE 464 208 432 208
WIRE 608 208 544 208
WIRE 720 208 720 112
WIRE 720 208 688 208
WIRE 48 320 48 272
WIRE 784 320 784 32
WIRE 784 320 48 320
WIRE 784 352 784 320
WIRE 960 352 960 112
WIRE 784 528 784 416
WIRE 960 528 960 416
WIRE 960 528 784 528
WIRE 1136 528 1136 256
WIRE 1136 528 960 528
WIRE 1280 528 1280 192
WIRE 1280 528 1136 528
WIRE 1664 528 1664 176
WIRE 1664 528 1280 528
WIRE 960 624 960 528
FLAG 960 624 0
SYMBOL voltage 48 176 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 325 50 0 0 0)
SYMBOL res 272 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 680
SYMBOL res 416 96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 680
SYMBOL res 560 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 604k
SYMBOL res 704 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 604k
SYMBOL cap 608 96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 150n
SYMBOL diode 800 32 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMBOL diode 976 32 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMBOL diode 800 416 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D3
SYMBOL diode 976 416 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMBOL zener 1152 256 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D5
SYMATTR Value TFZ24B
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 1264 128 R0
SYMATTR InstName C2
SYMATTR Value 3µ
SYMBOL zener 1152 64 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D6
SYMATTR Value TFZ24B
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 1648 80 R0
SYMATTR InstName R5
SYMATTR Value 2.88k
TEXT 24 344 Left 2 !.tran 0.2
TEXT 40 544 Left 2 !.meas Vmax MAX V(n001) FROM 60m TO 200m
TEXT 40 576 Left 2 !.meas Vmin MIN V(n001) FROM 60m TO 200m