Version 4
SHEET 1 880 740
WIRE -208 -160 -736 -160
WIRE -208 -96 -208 -160
WIRE -480 -80 -608 -80
WIRE -288 -80 -416 -80
WIRE -608 16 -608 -80
WIRE -576 16 -608 16
WIRE -480 16 -496 16
WIRE -400 16 -416 16
WIRE -288 16 -288 -80
WIRE -288 16 -320 16
WIRE -208 16 -208 -16
WIRE -208 16 -288 16
WIRE -736 80 -736 -160
WIRE -608 144 -608 16
WIRE -448 144 -608 144
WIRE -368 144 -448 144
WIRE -208 144 -208 16
WIRE -208 144 -288 144
WIRE -144 144 -208 144
WIRE -16 144 -80 144
WIRE 96 144 -16 144
WIRE 176 144 96 144
WIRE -208 176 -208 144
WIRE -208 192 -208 176
WIRE -16 224 -16 144
WIRE 96 224 96 144
WIRE -448 240 -448 144
WIRE -448 240 -560 240
WIRE -320 240 -448 240
WIRE -272 240 -320 240
WIRE -560 256 -560 240
WIRE -448 272 -448 240
WIRE -736 368 -736 160
WIRE -560 368 -560 336
WIRE -560 368 -736 368
WIRE -448 368 -448 336
WIRE -448 368 -560 368
WIRE -208 368 -208 288
WIRE -208 368 -448 368
WIRE -16 368 -16 288
WIRE -16 368 -208 368
WIRE 96 368 96 288
WIRE 96 368 -16 368
WIRE -736 400 -736 368
FLAG -736 400 0
FLAG 176 144 out
FLAG -208 176 c
FLAG -320 240 b
SYMBOL cap -464 272 R0
WINDOW 3 34 41 Left 2
SYMATTR Value 22p
SYMATTR InstName C2
SYMBOL npn -272 192 R0
SYMATTR InstName Q1
SYMATTR Value BC547B
SYMBOL Misc\\EuropeanResistor -384 160 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL Misc\\EuropeanResistor -224 -112 R0
SYMATTR InstName R2
SYMATTR Value 2k
SYMBOL Misc\\battery -736 64 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL cap -144 160 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C3
SYMATTR Value 150p
SYMBOL LED -32 224 R0
SYMATTR InstName D1
SYMATTR Value LED_R
SYMBOL LED 80 288 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value LED_R
SYMBOL Misc\\EuropeanResistor -576 352 M180
WINDOW 0 31 76 Left 2
WINDOW 3 31 40 Left 2
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL cap -480 32 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName CS
SYMATTR Value {C}
SYMBOL ind -416 32 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
WINDOW 39 -41 61 VTop 2
SYMATTR InstName LS
SYMATTR Value {L}
SYMATTR SpiceLine Rpar=1T
SYMBOL cap -480 -64 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName CP
SYMATTR Value {Cp}
SYMBOL Misc\\EuropeanResistor -592 32 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName RS
SYMATTR Value {R}
TEXT -680 568 Left 2 !.param R=50 f0=13.56Meg Q=30000 Cp=5p\n.param w=2*pi*f0\n.param C = 1/(w*Q*R)\n.param L = C*(Q*R)**2
TEXT -680 480 Left 2 !.tran 0 3m 0 .01u startup
TEXT -680 528 Left 2 !.model  LED_R     D(Is=2.4e-20 N=1.655 Rs=1.5 Eg=2.17 Cjo=20p tt=10n)
RECTANGLE Normal -256 80 -640 -128 2