Version 4
SHEET 1 1476 680
WIRE 464 -128 368 -128
WIRE 624 -128 544 -128
WIRE 688 -128 624 -128
WIRE 848 -128 768 -128
WIRE 624 -96 624 -128
WIRE 848 -96 848 -128
WIRE 224 -64 144 -64
WIRE 368 -64 368 -128
WIRE 368 -64 304 -64
WIRE 624 0 624 -32
WIRE 624 0 592 0
WIRE 848 0 848 -16
WIRE 848 0 624 0
WIRE 864 0 848 0
WIRE 848 32 848 0
WIRE 368 80 368 -64
WIRE 368 80 224 80
WIRE 512 80 368 80
WIRE 512 96 512 80
WIRE 224 112 224 80
WIRE 368 128 368 80
WIRE 144 160 144 -64
WIRE 160 160 144 160
WIRE 512 176 512 160
WIRE 512 176 448 176
WIRE 560 176 512 176
WIRE 448 208 448 176
WIRE 560 208 560 176
WIRE -16 240 -112 240
WIRE 48 240 -16 240
WIRE 224 240 224 208
WIRE 224 240 112 240
WIRE 368 240 368 192
WIRE 368 240 224 240
WIRE -16 272 -16 240
WIRE 224 272 224 240
WIRE 144 352 144 160
WIRE -240 368 -304 368
WIRE -16 368 -16 352
WIRE -16 368 -176 368
WIRE 448 368 448 288
WIRE 448 368 400 368
WIRE 560 368 560 272
WIRE 560 368 448 368
WIRE 592 368 560 368
WIRE -16 384 -16 368
WIRE 560 400 560 368
WIRE -112 416 -112 240
WIRE -112 496 -112 480
WIRE -112 496 -128 496
WIRE -16 496 -16 464
WIRE -16 496 -112 496
WIRE 144 496 144 416
WIRE 144 496 -16 496
WIRE 224 496 224 352
WIRE 224 496 144 496
WIRE 304 496 224 496
WIRE -16 512 -16 496
FLAG -16 512 0
FLAG 560 400 0
FLAG 848 -128 9Vbatt
FLAG 368 80 Q1col
FLAG 848 32 0
SYMBOL npn 160 112 R0
SYMATTR InstName Q1
SYMATTR Value 2N2222
SYMBOL cap 48 224 M90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 10p
SYMATTR SpiceLine V=16 Irms=0 Rser=0.3578 Lser=244p
SYMBOL ind2 -32 256 R0
SYMATTR InstName L2
SYMATTR Value 250n
SYMATTR Type ind
SYMBOL ind2 -32 368 R0
SYMATTR InstName L3
SYMATTR Value 250n
SYMATTR Type ind
SYMBOL cap -128 416 R0
SYMATTR InstName C2
SYMATTR Value 18p
SYMATTR SpiceLine V=10 Irms=0 Rser=0.3482 Lser=775p
SYMBOL cap 160 416 R180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C3
SYMATTR Value 180p
SYMATTR SpiceLine V=6.3 Irms=5.76m Rser=19.9214 Lser=0
SYMBOL res 320 -80 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 220k
SYMBOL cap 352 128 R0
SYMATTR InstName C4
SYMATTR Value 10p
SYMATTR SpiceLine V=10 Irms=0 Rser=0.4945 Lser=367p mfg="Würth Elektronik" pn="885012005007 WCAP-CSGP 0402" type="NP0"
SYMBOL ind 432 192 R0
SYMATTR InstName L4
SYMATTR Value 500n
SYMBOL cap 544 208 R0
SYMATTR InstName C5
SYMATTR Value 18p
SYMATTR SpiceLine V=25 Irms=0 Rser=0 Lser=0 mfg="Murata" pn="GCM0335C1E180JA16" type="C0G"
SYMBOL res 784 -144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL ind 448 -112 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L5
SYMATTR Value 100µ
SYMATTR SpiceLine Ipk=0.13 Rser=0.4128 Rpar=9420 Cpar=0 mfg="Coilcraft" pn="DS1608C-104"
SYMBOL cap 496 96 R0
SYMATTR InstName C6
SYMATTR Value 180p
SYMATTR SpiceLine V=25 Irms=0 Rser=0 Lser=0 mfg="Murata" pn="GRM0335C1E181JA01" type="C0G"
SYMBOL cap 608 -96 R0
SYMATTR InstName C7
SYMATTR Value 0.01µ
SYMATTR SpiceLine V=25 Irms=0 Rser=0 Lser=0 mfg="Murata" pn="GRM033R61E103KA12" type="X5R"
SYMBOL Misc\\battery 848 -112 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 9
SYMBOL ind2 240 368 R180
WINDOW 0 36 80 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName L1
SYMATTR Value 100µ
SYMATTR SpiceLine Ipk=0.13 Rser=0.4128 Rpar=9420 Cpar=0 mfg="Coilcraft" pn="DS1608C-104"
SYMATTR Type ind
SYMBOL cap -176 352 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C8
SYMATTR Value 10p
TEXT -224 200 Left 2 !K1 L1 L3 0.99
TEXT -184 -24 Left 2 !.tran 0 0.075m 0 0.2n
TEXT 640 296 Left 2 ;40.1Mhz
TEXT 880 392 Left 2 ;1.5Mhz with C6=100p
TEXT 880 352 Left 2 ;1.9Mhz with C6=47p (50kHz)
TEXT 488 -56 Left 2 ;1.2Mhz
TEXT 264 120 Left 2 ;67 khz
TEXT 208 560 Left 2 ;from 73Mag July '76, p. 160
TEXT -328 344 Left 2 ;Ant.