* SPICE netlist
V1 COM 0 4.5
L1 DRIVE ANT 2mH Ipk=100m Rser=20 Rpar=10Meg Cpar=1pF
C_ant1 ANT 0 8pF
C_hand1 N007 0 300pF
R_hand1 N007 0 100k
Q2 N002 DRIVE N004 0 2N3904
Q1 N001 N003 N004 0 2N3904
Q4 N002 N001 COM 0 2N3906
Q3 N001 N001 COM 0 2N3906
Q11 N006 N006 N008 0 2N3904
Q12 N004 N006 N009 0 2N3904
R3 N008 0 22
R4 N009 0 100
Q13 N005 N006 N010 0 2N3904
R5 N010 0 1
Q34 COM N002 N005 0 2N3904
R27 COM N006 1k
Q6 N003 DRIVE N016 0 2N3904
Q5 N011 N005 N016 0 2N3904
Q14 N017 N017 N018 0 2N3904
Q15 N016 N017 N019 0 2N3904
R6 N018 0 33
R7 N019 0 1
R2 N003 0 470
R1 COM N003 470
R9 COM N017 33k
R_sense DRIVE N005 4.7
Q8 N003 N011 COM 0 2N3906
Q7 N011 N011 COM 0 2N3906
Q9 0 N003 N015 0 2N3906
R11 N012 N015 100
R10 COM N012 10k
C1 COM N012 10nF
C2 N013 0 1nF
R12 N013 N012 4.7k
R8 N014 N017 470
Q10 COM N013 N014 0 2N3904
C16 N014 0 10nF
.tran 0 2m 1n 1n
.ic I(L1)=0.001mA

* LTspice schematic (.asc)
Version 4
SHEET 1 1264 1520
WIRE -392 -712 -392 -760
WIRE -200 -712 -200 -760
WIRE -600 -696 -600 -760
WIRE -296 -664 -328 -664
WIRE -264 -664 -296 -664
WIRE 24 -632 24 -680
WIRE -600 -584 -600 -616
WIRE -392 -584 -392 -616
WIRE -296 -584 -296 -664
WIRE -296 -584 -392 -584
WIRE -200 -584 -200 -616
WIRE -40 -584 -200 -584
WIRE -392 -536 -392 -584
WIRE -200 -536 -200 -584
WIRE -456 -488 -632 -488
WIRE 328 -488 328 -536
WIRE 328 -488 -136 -488
WIRE -520 -424 -520 -456
WIRE -392 -408 -392 -440
WIRE -200 -408 -200 -440
WIRE -200 -408 -392 -408
WIRE 24 -408 24 -536
WIRE 136 -408 24 -408
WIRE 200 -408 136 -408
WIRE 328 -408 328 -488
WIRE 328 -408 280 -408
WIRE 408 -408 328 -408
WIRE 536 -408 536 -456
WIRE 536 -408 488 -408
WIRE 536 -344 536 -408
WIRE -520 -280 -520 -344
WIRE -424 -280 -520 -280
WIRE -88 -280 -424 -280
WIRE -520 -248 -520 -280
WIRE -200 -248 -200 -408
WIRE 24 -248 24 -408
WIRE 536 -248 536 -280
WIRE -424 -200 -424 -280
WIRE -424 -200 -456 -200
WIRE -264 -200 -424 -200
WIRE -88 -200 -88 -280
WIRE -40 -200 -88 -200
WIRE 632 -152 488 -152
WIRE -520 -136 -520 -152
WIRE -200 -136 -200 -152
WIRE 24 -136 24 -152
WIRE 632 -104 632 -152
WIRE 488 -88 488 -152
WIRE -520 -40 -520 -56
WIRE -200 -40 -200 -56
WIRE 24 -40 24 -56
WIRE 488 8 488 -24
WIRE 632 8 632 -24
WIRE -632 72 -632 -488
WIRE 40 72 -632 72
WIRE 328 72 328 -408
WIRE 552 72 328 72
WIRE -520 168 -520 136
WIRE -408 168 -408 136
WIRE 232 184 232 136
WIRE 424 184 424 136
WIRE -56 216 -56 168
WIRE 328 232 296 232
WIRE 360 232 328 232
WIRE 632 248 632 200
WIRE -520 264 -520 248
WIRE -408 264 -408 232
WIRE -408 264 -520 264
WIRE -344 264 -408 264
WIRE -232 264 -264 264
WIRE -120 264 -232 264
WIRE -520 280 -520 264
WIRE -232 296 -232 264
WIRE 232 312 232 280
WIRE 328 312 328 232
WIRE 328 312 232 312
WIRE -56 344 -56 312
WIRE -56 344 -152 344
WIRE 40 344 40 72
WIRE 424 344 424 280
WIRE 424 344 40 344
WIRE 632 344 632 328
WIRE 632 344 424 344
WIRE -152 376 -152 344
WIRE 232 376 232 312
WIRE 424 376 424 344
WIRE -232 392 -232 360
WIRE 632 392 632 344
WIRE -520 408 -520 360
WIRE -56 424 -56 344
WIRE 40 424 40 392
WIRE 136 424 136 -408
WIRE 168 424 136 424
WIRE 552 424 552 72
WIRE 552 424 488 424
WIRE -632 456 -632 72
WIRE -584 456 -632 456
WIRE -152 472 -152 440
WIRE 232 504 232 472
WIRE 424 504 424 472
WIRE 424 504 232 504
WIRE 632 504 632 472
WIRE -56 536 -56 504
WIRE 40 536 40 504
WIRE 40 536 -56 536
WIRE -520 552 -520 504
WIRE -56 552 -56 536
WIRE 424 552 424 504
WIRE 40 600 40 536
WIRE 40 600 8 600
WIRE 360 600 40 600
WIRE -56 664 -56 648
WIRE 424 664 424 648
WIRE -56 760 -56 744
WIRE 424 760 424 744
FLAG -600 -584 0
FLAG -600 -760 COM
FLAG 536 -248 0
FLAG 536 -456 ANT
FLAG 488 8 0
FLAG 632 8 0
FLAG -520 -40 0
FLAG -200 -40 0
FLAG 328 -536 DRIVE
FLAG -392 -760 COM
FLAG -200 -760 COM
FLAG 24 -40 0
FLAG 24 -680 COM
FLAG -520 -456 COM
FLAG -56 760 0
FLAG 424 760 0
FLAG 632 504 0
FLAG 632 200 COM
FLAG 40 392 COM
FLAG 232 136 COM
FLAG 424 136 COM
FLAG -520 552 0
FLAG -520 136 COM
FLAG -408 136 COM
FLAG -232 392 0
FLAG -56 168 COM
FLAG -152 472 0
SYMBOL voltage -600 -712 R0
SYMATTR InstName V1
SYMATTR Value 4.5
SYMBOL ind 392 -392 R270
SYMATTR InstName L1
SYMATTR Value 2mH
SYMATTR SpiceLine Ipk=100m Rser=20 Rpar=10Meg Cpar=1pF
SYMBOL cap 520 -344 R0
SYMATTR InstName C_ant1
SYMATTR Value 8pF
SYMBOL cap 472 -88 R0
SYMATTR InstName C_hand1
SYMATTR Value 300pF
SYMBOL res 616 -120 R0
SYMATTR InstName R_hand1
SYMATTR Value 100k
SYMBOL npn -136 -536 M0
SYMATTR InstName Q2
SYMATTR Value 2N3904
SYMBOL npn -456 -536 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL pnp -264 -616 M180
SYMATTR InstName Q4
SYMATTR Value 2N3906
SYMBOL pnp -328 -616 R180
SYMATTR InstName Q3
SYMATTR Value 2N3906
SYMBOL npn -456 -248 M0
SYMATTR InstName Q11
SYMATTR Value 2N3904
SYMBOL npn -264 -248 R0
SYMATTR InstName Q12
SYMATTR Value 2N3904
SYMBOL res -536 -152 R0
SYMATTR InstName R3
SYMATTR Value 22
SYMBOL res -216 -152 R0
SYMATTR InstName R4
SYMATTR Value 100
SYMBOL npn -40 -248 R0
SYMATTR InstName Q13
SYMATTR Value 2N3904
SYMBOL res 8 -152 R0
SYMATTR InstName R5
SYMATTR Value 1
SYMBOL npn -40 -632 R0
SYMATTR InstName Q34
SYMATTR Value 2N3904
SYMBOL res -536 -440 R0
SYMATTR InstName R27
SYMATTR Value 1k
SYMBOL npn 488 376 M0
SYMATTR InstName Q6
SYMATTR Value 2N3904
SYMBOL npn 168 376 R0
SYMATTR InstName Q5
SYMATTR Value 2N3904
SYMBOL npn 8 552 M0
SYMATTR InstName Q14
SYMATTR Value 2N3904
SYMBOL npn 360 552 R0
SYMATTR InstName Q15
SYMATTR Value 2N3904
SYMBOL res -72 648 R0
SYMATTR InstName R6
SYMATTR Value 33
SYMBOL res 408 648 R0
SYMATTR InstName R7
SYMATTR Value 1
SYMBOL res 616 376 R0
SYMATTR InstName R2
SYMATTR Value 470
SYMBOL res 616 232 R0
SYMATTR InstName R1
SYMATTR Value 470
SYMBOL res 24 408 R0
SYMATTR InstName R9
SYMATTR Value 33k
SYMBOL res 296 -424 R90
SYMATTR InstName R_sense
SYMATTR Value 4.7
SYMBOL pnp 360 280 M180
SYMATTR InstName Q8
SYMATTR Value 2N3906
SYMBOL pnp 296 280 R180
SYMATTR InstName Q7
SYMATTR Value 2N3906
SYMBOL pnp -584 504 M180
SYMATTR InstName Q9
SYMATTR Value 2N3906
SYMBOL res -536 264 R0
SYMATTR InstName R11
SYMATTR Value 100
SYMBOL res -536 152 R0
SYMATTR InstName R10
SYMATTR Value 10k
SYMBOL cap -424 168 R0
SYMATTR InstName C1
SYMATTR Value 10nF
SYMBOL cap -248 296 R0
SYMATTR InstName C2
SYMATTR Value 1nF
SYMBOL res -248 248 R90
SYMATTR InstName R12
SYMATTR Value 4.7k
SYMBOL res -72 408 R0
SYMATTR InstName R8
SYMATTR Value 470
SYMBOL npn -120 216 R0
SYMATTR InstName Q10
SYMATTR Value 2N3904
SYMBOL cap -168 376 R0
SYMATTR InstName C16
SYMATTR Value 10nF