Version 4
SHEET 1 880 680
WIRE 256 -48 240 -48
WIRE 352 -48 336 -48
WIRE 208 16 80 16
WIRE 480 16 208 16
WIRE 208 32 208 16
WIRE 80 112 80 16
WIRE 480 112 480 16
WIRE 192 144 176 144
WIRE 512 144 496 144
WIRE 272 160 240 160
WIRE 304 160 272 160
WIRE 416 160 400 160
WIRE 448 160 416 160
WIRE 192 176 176 176
WIRE 512 176 496 176
WIRE 352 240 352 192
WIRE 480 240 480 208
WIRE 80 336 80 192
WIRE 208 336 208 208
WIRE 208 336 80 336
WIRE 480 336 480 320
WIRE 480 336 208 336
WIRE 80 368 80 336
FLAG 80 368 0
FLAG 512 144 +Vst
FLAG 512 176 -Vst
FLAG 240 -48 +Vst
FLAG 352 -48 -Vst
FLAG 176 144 +Vst
FLAG 176 176 -Vst
FLAG 272 160 A
FLAG 416 160 B
FLAG 352 240 C
SYMBOL voltage 80 96 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL voltage 240 -48 R270
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 0
SYMBOL potv 208 160 R0
SYMATTR InstName P1a
SYMBOL potv 480 160 M0
SYMATTR InstName P1b
SYMBOL res 192 16 R0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL res 464 224 R0
SYMATTR InstName R2
SYMATTR Value 100
SYMBOL potr 352 160 R90
SYMATTR InstName P2
SYMATTR Value rtot=10k
TEXT 80 -24 Left 2 !;op
TEXT 80 -8 Left 2 !.dc V2 0 1