Version 4 SHEET 1 880 680 WIRE 48 96 -16 96 WIRE 160 96 128 96 WIRE 208 96 160 96 WIRE 320 96 288 96 WIRE -16 144 -16 96 WIRE 160 144 160 96 WIRE 320 144 320 96 WIRE -16 272 -16 224 WIRE 160 272 160 224 WIRE 160 272 -16 272 WIRE 320 272 320 224 WIRE 320 272 160 272 WIRE -16 320 -16 272 FLAG -16 320 0 SYMBOL res 32 112 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R1 SYMATTR Value 5 SYMBOL res 192 112 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R2 SYMATTR Value 6 SYMBOL res 144 128 R0 SYMATTR InstName R3 SYMATTR Value 9 SYMBOL voltage -16 128 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 10 SYMBOL res 304 128 R0 SYMATTR InstName R4 SYMATTR Value 8 TEXT -48 344 Left 0 !.op