Version 4
SHEET 1 880 680
WIRE 176 -48 32 -48
WIRE 208 -48 176 -48
WIRE 320 -48 288 -48
WIRE 176 -16 176 -48
WIRE 320 64 320 -48
WIRE 320 80 320 64
WIRE 64 128 -16 128
WIRE 176 128 176 64
WIRE 176 128 128 128
WIRE 192 128 176 128
WIRE 256 128 192 128
WIRE 176 160 176 128
WIRE 336 176 320 176
WIRE -16 192 -16 128
WIRE 320 208 320 176
WIRE -16 304 -16 272
WIRE 176 304 176 240
WIRE 176 304 -16 304
WIRE 240 304 176 304
WIRE 320 304 320 288
WIRE 320 304 240 304
WIRE 240 320 240 304
FLAG 32 16 0
FLAG 240 320 0
FLAG 320 64 C
FLAG 320 176 E
FLAG 192 128 B
FLAG 400 176 Vout
IOPIN 400 176 Out
FLAG -16 128 Vin
IOPIN -16 128 In
SYMBOL cap 16 -48 R0
WINDOW 0 -34 30 Left 1
WINDOW 3 43 34 Left 1
SYMATTR InstName Cf
SYMATTR Value 22µ
SYMBOL cap 128 112 R90
WINDOW 0 0 32 VBottom 1
WINDOW 3 32 32 VTop 1
SYMATTR InstName CB
SYMATTR Value 100n
SYMBOL res 160 -32 R0
WINDOW 0 -48 49 Left 1
WINDOW 3 38 53 Left 1
SYMATTR InstName RB1b
SYMATTR Value 270k
SYMBOL res 304 -64 R90
WINDOW 0 0 56 VBottom 1
WINDOW 3 32 56 VTop 1
SYMATTR InstName RB1a
SYMATTR Value 27k
SYMBOL res 160 144 R0
WINDOW 0 -43 52 Left 1
WINDOW 3 41 54 Left 1
SYMATTR InstName RB2
SYMATTR Value 390k
SYMBOL npn 256 80 R0
WINDOW 0 -10 10 Left 1
WINDOW 3 33 45 Left 1
SYMATTR InstName Q1
SYMATTR Value QnC
SYMBOL res 304 192 R0
WINDOW 0 -28 53 Left 1
WINDOW 3 35 56 Left 1
SYMATTR InstName RE
SYMATTR Value 10k
SYMBOL Fontes\\+12V 320 -48 R0
WINDOW 38 0 -30 Center 1
SYMATTR InstName U1
SYMBOL cap 336 192 R270
WINDOW 0 32 32 VTop 1
WINDOW 3 0 32 VBottom 1
SYMATTR InstName CE
SYMATTR Value 15µ
SYMBOL voltage -16 176 R0
WINDOW 123 -75 70 Left 1
WINDOW 39 0 0 Left 0
WINDOW 0 -75 47 Left 1
SYMATTR Value2 AC 1
SYMATTR InstName Vger
SYMATTR Value ""
TEXT 72 360 Left 2 !.ac oct 100 1 100Mega
