* SPICE netlist
V1 VCC2 0 18
V4 0 VEE2 15
VIN1 N008 0 PULSE(0 5 0 100n 100n 0.2ms 0.4ms 7) AC 1
R9 VCC2 P001 1.7k
J1 N005 N008 N009 NJFEx140
J2 N006 0 N011 NJFEx140
R2 VCC2 P002 1.7k
Q4 N003 N004 N005 0 2N3904
Q7 N002 N004 N006 0 2N3904
D3 N007 N004 1N750
C1 N004 N007 100n
R3 VCC2 N001 250k
Q1 N003 N001 P001 0 2N3906
Q2 N002 N001 P002 0 2N3906
R4 N009 N007 1k
R5 N011 N007 1k
C3 0 N002 1p
L1 N007 N009 1m
L2 N011 N010 1m Rser=0
D1 0 N007 BAT54AHM
XU2 N014 N012 VCC2 VEE2 N013 level2 Avol=1Meg GBW=10Meg Slew=10Meg Ilimit=25m Rail=0 Vos=0 En=0 Enk=0 In=0 Ink=0 Rin=500Meg ;pnba In+)In-)V+)V-)OUT
R8 N012 VEE2 1k
V2 N014 VEE2 1.7
R1 N003 N002 100
I1 0 N004 10n
R6 N010 N007 10
M2 N004 N002 N001 N001 PMOS
M1 N007 N013 N012 N012 NMOS
.ac dec 20 1 100k

* LTspice schematic (.asc)
Version 4
SHEET 1 1008 1184
WIRE 56 -528 -88 -528
WIRE 200 -528 56 -528
WIRE 312 -528 200 -528
WIRE 408 -528 312 -528
WIRE -424 -496 -504 -496
WIRE -504 -480 -504 -496
WIRE -424 -480 -424 -496
WIRE 72 -400 -24 -400
WIRE 136 -400 72 -400
WIRE 56 -384 56 -448
WIRE 72 -384 72 -400
WIRE 72 -384 56 -384
WIRE 56 -336 56 -384
WIRE 136 -320 104 -320
WIRE 136 -288 136 -320
WIRE 136 -288 120 -288
WIRE 200 -288 200 -352
WIRE 200 -288 136 -288
WIRE -88 -208 -88 -352
WIRE 392 -208 -88 -208
WIRE 56 -192 56 -240
WIRE 56 -192 -264 -192
WIRE 200 -144 200 -288
WIRE 328 -144 200 -144
WIRE 328 -128 328 -144
WIRE 392 -128 328 -128
WIRE 200 -96 200 -144
WIRE 280 -96 264 -96
WIRE -88 -64 -88 -208
WIRE 200 -64 200 -96
WIRE 56 -16 56 -192
WIRE 56 -16 -24 -16
WIRE 136 -16 56 -16
WIRE 56 96 56 -16
WIRE 120 96 56 96
WIRE -88 112 -88 32
WIRE 200 112 200 32
WIRE 120 160 56 160
WIRE -136 176 -328 176
WIRE 328 176 248 176
WIRE 504 176 328 176
WIRE -88 224 -88 208
WIRE 56 224 56 160
WIRE 56 224 -8 224
WIRE 120 224 104 224
WIRE 200 224 200 208
WIRE -88 240 -88 224
WIRE 200 240 200 224
WIRE 328 240 328 176
WIRE 104 272 104 224
WIRE -88 384 -88 320
WIRE 56 384 56 224
WIRE 56 384 -88 384
WIRE 104 384 104 352
WIRE 104 384 56 384
WIRE 200 384 200 320
WIRE 200 384 104 384
WIRE 328 384 328 304
WIRE 328 384 200 384
WIRE 56 416 56 384
WIRE -168 432 -168 384
WIRE -200 448 -264 448
WIRE -40 464 -136 464
WIRE -8 464 -40 464
WIRE -200 480 -424 480
WIRE -40 496 -40 464
WIRE 8 496 -40 496
WIRE -424 512 -424 480
WIRE -264 512 -264 448
WIRE 56 512 -264 512
WIRE -168 592 -168 496
WIRE -168 592 -424 592
WIRE 56 592 -168 592
WIRE 296 592 56 592
WIRE 440 592 296 592
FLAG -424 -480 0
FLAG -504 -576 VCC2
FLAG -504 -400 VEE2
FLAG 312 -528 VCC2
FLAG 296 592 VEE2
FLAG -328 256 0
FLAG 280 -96 0
FLAG -168 384 VCC2
FLAG -264 -272 0
FLAG 504 176 0
SYMBOL voltage -504 -592 R0
SYMATTR Value 18
SYMATTR InstName V1
SYMBOL voltage -504 -496 R0
SYMATTR InstName V4
SYMATTR Value 15
SYMBOL voltage -328 160 R0
SYMATTR Value2 AC 1
SYMATTR Value PULSE(0 5 0 100n 100n 0.2ms 0.4ms 7)
SYMATTR InstName VIN1
SYMBOL res -104 -544 R0
SYMATTR InstName R9
SYMATTR Value 1.7k
SYMBOL njf -136 112 R0
SYMATTR InstName J1
SYMATTR Value NJFEx140
SYMBOL njf 248 112 M0
SYMATTR InstName J2
SYMATTR Value NJFEx140
SYMBOL res 184 -544 R0
SYMATTR InstName R2
SYMATTR Value 1.7k
SYMBOL npn -24 -64 M0
SYMATTR InstName Q4
SYMATTR Value 2N3904
SYMBOL npn 136 -64 R0
SYMATTR InstName Q7
SYMATTR Value 2N3904
SYMBOL zener 72 160 R180
SYMATTR InstName D3
SYMATTR Value 1N750
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL cap 104 96 R0
SYMATTR InstName C1
SYMATTR Value 100n
SYMBOL res 40 -544 R0
SYMATTR InstName R3
SYMATTR Value 250k
SYMBOL pnp -24 -352 R180
SYMATTR InstName Q1
SYMATTR Value 2N3906
SYMBOL pnp 136 -352 M180
SYMATTR InstName Q2
SYMATTR Value 2N3906
SYMBOL res -104 224 R0
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL res 184 224 R0
SYMATTR InstName R5
SYMATTR Value 1k
SYMBOL cap 264 -112 R90
SYMATTR InstName C3
SYMATTR Value 1p
SYMBOL ind 8 208 R90
SYMATTR InstName L1
SYMATTR Value 1m
SYMBOL ind 216 208 R90
SYMATTR InstName L2
SYMATTR Value 1m
SYMATTR SpiceLine Rser=0
SYMBOL schottky 312 240 R0
SYMATTR InstName D1
SYMATTR Value BAT54AHM
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL OpAmps\\UniversalOpamp2 -168 464 R0
SYMATTR InstName U2
SYMBOL res 40 496 R0
SYMATTR InstName R8
SYMATTR Value 1k
SYMBOL voltage -424 496 R0
SYMATTR InstName V2
SYMATTR Value 1.7
SYMBOL res 376 -224 R0
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL current -264 -272 R0
SYMATTR InstName I1
SYMATTR Value 10n
SYMBOL res 88 256 R0
SYMATTR InstName R6
SYMATTR Value 10
SYMBOL pmos 104 -240 R180
SYMATTR InstName M2
SYMBOL nmos 8 416 R0
SYMATTR InstName M1