Version 4
SHEET 1 880 680
WIRE 208 0 128 0
WIRE 208 16 208 0
WIRE 208 112 208 96
WIRE 208 112 128 112
WIRE 208 128 208 112
WIRE 208 224 208 208
WIRE 208 224 128 224
FLAG 128 0 1
FLAG 128 112 2
FLAG 128 224 3
SYMBOL res 192 0 R0
SYMATTR InstName R1
SYMATTR Value {Ra}
SYMBOL res 192 112 R0
SYMATTR InstName R2
SYMATTR Value {Rb}
TEXT 288 40 Left 1 !.param Ra = R * (1 - Val/100)
TEXT 288 160 Left 1 !.param Rb = R * (Val/100)