Version 4 SHEET 1 1008 680 WIRE 368 -192 112 -192 WIRE 544 -192 368 -192 WIRE 112 -128 112 -192 WIRE 368 -128 368 -192 WIRE 544 -128 544 -192 WIRE 112 16 112 -48 WIRE 448 16 432 16 WIRE 544 16 544 -48 WIRE 544 16 512 16 WIRE 624 16 544 16 WIRE 768 16 688 16 WIRE 544 32 544 16 WIRE 544 48 544 32 WIRE 160 96 112 96 WIRE 272 96 240 96 WIRE 368 96 368 -48 WIRE 368 96 336 96 WIRE 432 96 432 16 WIRE 432 96 368 96 WIRE 464 96 432 96 WIRE 480 96 464 96 WIRE 768 128 768 16 WIRE 544 160 544 144 WIRE 112 176 112 96 WIRE 368 192 368 96 WIRE 544 192 544 160 WIRE 640 192 544 192 WIRE 544 208 544 192 WIRE 640 224 640 192 WIRE 112 320 112 256 WIRE 368 320 368 272 WIRE 544 320 544 288 WIRE 640 320 640 288 WIRE 768 320 768 208 FLAG 112 320 0 FLAG 368 320 0 FLAG 544 320 0 FLAG 768 320 0 FLAG 640 320 0 FLAG 112 16 0 FLAG 544 32 c FLAG 464 96 b FLAG 544 160 e FLAG 768 16 out FLAG 112 96 in SYMBOL voltage 112 160 R0 WINDOW 123 36 82 Left 2 WINDOW 39 0 0 Left 0 WINDOW 0 35 51 Left 2 WINDOW 3 42 80 Left 2 SYMATTR Value2 AC 1mV SYMATTR InstName V1 SYMATTR Value "" SYMBOL res 256 80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName Rs SYMATTR Value 50 SYMBOL cap 336 80 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName Cs SYMATTR Value 10µF SYMBOL res 352 176 R0 WINDOW 0 48 48 Left 2 SYMATTR InstName R2 SYMATTR Value 19.9k SYMBOL res 352 -144 R0 WINDOW 0 44 50 Left 2 SYMATTR InstName R1 SYMATTR Value 39.8k SYMBOL res 528 -144 R0 WINDOW 0 48 49 Left 2 WINDOW 3 44 75 Left 2 SYMATTR InstName Rc SYMATTR Value 2.2k SYMBOL npn 480 48 R0 SYMATTR InstName Q1 SYMATTR Value 2N2222 SYMBOL res 528 192 R0 WINDOW 0 40 52 Left 2 WINDOW 3 21 85 Left 2 SYMATTR InstName Re SYMATTR Value 1.603k SYMBOL cap 688 0 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName Cc SYMATTR Value 10µF SYMBOL res 752 112 R0 WINDOW 0 42 48 Left 2 SYMATTR InstName Rl SYMATTR Value 50k SYMBOL cap 624 224 R0 SYMATTR InstName Ce SYMATTR Value 60.8µF SYMBOL voltage 112 -144 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 0 WINDOW 3 40 67 Left 2 WINDOW 0 36 38 Left 2 SYMATTR Value 12V SYMATTR InstName Vcc SYMBOL cap 512 0 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName Cu SYMATTR Value 32pF TEXT 112 -224 Left 2 !.ac dec 1000 1 100Meg