Version 4
SHEET 1 880 680
WIRE 48 96 -80 96
WIRE 128 96 112 96
WIRE 240 96 208 96
WIRE 368 96 240 96
WIRE 560 96 464 96
WIRE 240 176 240 160
WIRE 240 176 -80 176
WIRE 368 176 240 176
WIRE 560 176 464 176
WIRE 240 224 240 176
WIRE 464 224 464 176
FLAG 240 224 0
FLAG 464 224 0
SYMBOL cap 224 96 R0
SYMATTR InstName C1
SYMATTR Value 0.7µF
SYMBOL ind2 352 80 R0
WINDOW 0 -27 33 Left 0
WINDOW 3 24 129 Bottom 0
SYMATTR InstName L1
SYMATTR Value 0.56µH
SYMATTR SpiceLine Rser=.028 Rpar=10k Cpar=100pF
SYMATTR Type ind
SYMBOL ind 112 112 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 5 56 VBottom 0
SYMATTR InstName L2
SYMATTR Value 4.4µH
SYMBOL cap 112 80 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C2
SYMATTR Value 1µ
SYMATTR SpiceLine V=500 Irms=10
SYMBOL voltage -80 80 R0
WINDOW 123 118 58 Right 0
WINDOW 0 -13 -2 Left 0
SYMATTR Value2 AC 170
SYMATTR InstName V1
SYMATTR SpiceLine Rser=2
SYMATTR Value ""
SYMBOL ind2 480 80 M0
WINDOW 0 -37 42 Left 0
WINDOW 3 -25 -4 Left 0
SYMATTR InstName L3
SYMATTR Value 0.01µH
SYMATTR Type ind
SYMATTR SpiceLine Rser=.01m Rpar=1000 Cpar=100pF
SYMBOL res 544 80 R0
SYMATTR InstName R1
SYMATTR Value 1m
TEXT -96 200 Left 0 !.ac lin 100 200khz 350khz
TEXT -368 112 Left 0 ;V1 is the FET output \nstage of the amplifier
TEXT -232 280 Left 0 ;L1 is the work coil
TEXT 16 280 Left 0 ;L2 is the impedance \nmatching inductor
TEXT 296 264 Left 0 ;C2 is the DC blocking cap \nto prevent DC from flowing \nthrough the work coil
TEXT 344 32 Left 0 !K1 L1 L3 .2