Version 4
SHEET 1 1272 1948
WIRE -48 16 -336 16
WIRE 512 16 112 16
WIRE 736 16 512 16
WIRE 512 48 512 16
WIRE -336 128 -336 16
WIRE 736 128 736 16
WIRE 32 160 32 96
WIRE 512 160 512 128
WIRE 512 160 32 160
WIRE 32 208 32 160
WIRE 512 208 512 160
WIRE 128 256 96 256
WIRE 240 256 208 256
WIRE -336 352 -336 208
WIRE 32 352 32 304
WIRE 32 352 -336 352
WIRE 112 352 32 352
WIRE 240 352 240 256
WIRE 240 352 192 352
WIRE 320 352 240 352
WIRE 512 352 512 288
WIRE 512 352 400 352
WIRE 736 352 736 208
WIRE 736 352 512 352
WIRE 32 384 32 352
FLAG 32 384 0
SYMBOL lm317 32 32 R0
WINDOW 38 -41 -66 Left 0
SYMATTR InstName X1
SYMATTR Prefix X
SYMATTR SpiceModel LM317/TI
SYMBOL res 496 32 R0
SYMATTR InstName R1
SYMATTR Value 240
SYMBOL res 496 192 R0
SYMATTR InstName R2
SYMATTR Value 1200
SYMBOL res 208 336 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R4
SYMATTR Value 1.2
SYMBOL voltage -336 112 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 30
SYMBOL npn 96 208 M0
SYMATTR InstName Q1
SYMATTR Value BC547B
SYMBOL res 224 240 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R5
SYMATTR Value 100
SYMBOL res 720 112 R0
SYMATTR InstName R3
SYMATTR Value 0.1
SYMBOL res 416 336 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R6
SYMATTR Value {R}
TEXT 464 -88 Left 0 !.lib lm317.lib
TEXT -370 408 Left 0 !.op
TEXT 456 -56 Left 0 !.step PARAM R 0.1 2.4 0.1