Version 4
SHEET 1 880 680
WIRE -128 -464 -272 -464
WIRE 288 -464 -128 -464
WIRE -272 -432 -272 -464
WIRE -128 -432 -128 -464
WIRE 288 -416 288 -464
WIRE -128 -336 -128 -368
WIRE -272 -320 -272 -352
WIRE 96 -304 16 -304
WIRE 288 -304 288 -336
WIRE 288 -304 176 -304
WIRE 416 -304 288 -304
WIRE 480 -304 416 -304
WIRE 416 -272 416 -304
WIRE 16 -256 16 -304
WIRE 288 -256 288 -304
WIRE -128 -208 -128 -272
WIRE -48 -208 -128 -208
WIRE 416 -192 416 -208
WIRE -128 -176 -128 -208
WIRE 48 -160 16 -160
WIRE 288 -144 288 -176
WIRE 16 -128 16 -160
WIRE -128 -64 -128 -96
WIRE 16 0 16 -48
WIRE 16 0 -128 0
WIRE -128 16 -128 0
WIRE 16 48 16 0
WIRE 192 80 128 80
WIRE 288 80 288 -64
WIRE 288 80 256 80
WIRE 416 80 288 80
WIRE 576 80 480 80
WIRE -128 96 -128 80
WIRE 128 112 128 80
WIRE 576 144 576 80
WIRE 288 176 288 80
WIRE -272 224 -352 224
WIRE -240 224 -272 224
WIRE -144 224 -176 224
WIRE 16 224 16 128
WIRE 16 224 -64 224
WIRE 128 224 128 192
WIRE 128 224 16 224
WIRE 224 224 128 224
WIRE -352 256 -352 224
WIRE 288 304 288 272
WIRE 576 304 576 224
WIRE -352 368 -352 336
FLAG 288 304 0
FLAG 576 304 0
FLAG -128 -64 0
FLAG -272 -320 0
FLAG -352 368 0
FLAG -128 96 0
FLAG -272 224 in
FLAG 576 80 out
FLAG 416 -192 0
DATAFLAG 400 176 "round(Ic(Q1)*100k)/100k"
DATAFLAG 48 -160 "round($*1k)/1k"
DATAFLAG 480 -304 "round($*1k)/1k"
SYMBOL npn 224 176 R0
SYMATTR InstName Q1
SYMATTR Value 2N2222
SYMBOL res 272 -432 R0
SYMATTR InstName R1
SYMATTR Value 50
SYMBOL res 560 128 R0
SYMATTR InstName RL
SYMATTR Value 50
SYMBOL res 112 208 M180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R3
SYMATTR Value 220
SYMBOL cap 192 96 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL res -160 240 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 22
SYMBOL ind 272 -160 R0
SYMATTR InstName L1
SYMATTR Value 330n
SYMATTR SpiceLine Rser=1 Rpar=2k Cpar=0.5p
SYMBOL pnp -48 -160 M180
SYMATTR InstName Q2
SYMBOL res 0 32 R0
SYMATTR InstName R5
SYMATTR Value 4.7k
SYMBOL diode -144 -432 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode -144 -336 R0
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL res 80 -288 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R6
SYMATTR Value 100
SYMBOL res -144 -192 R0
SYMATTR InstName R7
SYMATTR Value 3.3k
SYMBOL cap -240 240 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL voltage -272 -448 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -352 240 R0
WINDOW 123 24 124 Left 2
WINDOW 39 24 152 Left 2
SYMATTR Value2 AC 2
SYMATTR SpiceLine Rser=50
SYMATTR InstName V2
SYMATTR Value 0
SYMBOL cap 416 96 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C3
SYMATTR Value 10n
SYMBOL res 0 -144 R0
SYMATTR InstName R2
SYMATTR Value 4.7k
SYMBOL cap -144 16 R0
SYMATTR InstName C4
SYMATTR Value 10n
SYMBOL res 272 -272 R0
SYMATTR InstName R8
SYMATTR Value 50
SYMBOL cap 400 -272 R0
SYMATTR InstName C5
SYMATTR Value 100n
TEXT -376 456 Left 2 !.ac dec 100 100k 1g
TEXT 312 160 Left 2 ;Ic
TEXT -376 496 Left 2 !.net I(RL) V2
RECTANGLE Normal 464 176 304 144