Version 4
SHEET 1 880 680
WIRE 304 -96 48 -96
WIRE 304 -64 304 -96
WIRE 48 48 48 -96
WIRE 304 80 304 16
WIRE 304 128 304 80
WIRE 48 256 48 128
WIRE 192 256 48 256
WIRE 304 256 304 208
WIRE 304 256 192 256
WIRE 192 272 192 256
FLAG 192 272 0
FLAG 304 80 UA
SYMBOL Misc\\EuropeanResistor 320 32 R180
WINDOW 0 31 76 Left 0
WINDOW 3 31 40 Left 0
SYMATTR InstName R2
SYMATTR Value 20
SYMBOL voltage 48 32 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL Misc\\EuropeanResistor 320 224 R180
WINDOW 0 31 76 Left 0
WINDOW 3 31 40 Left 0
SYMATTR InstName R3
SYMATTR Value {R}
TEXT 344 144 Left 0 !;step param R 100 5 -5
TEXT 344 176 Left 0 !;step oct param R .1 10 1  ; octave
TEXT 344 208 Left 0 !;step dec param R .1 10 1  ; decade
TEXT 344 240 Left 0 !.step param R  list 1 2 5 10 20 50 100
TEXT 16 312 Left 0 !.tran 10m startup