Version 4 SHEET 1 1556 664 WIRE 48 -672 -16 -672 WIRE 112 -672 48 -672 WIRE 192 -672 112 -672 WIRE 272 -672 192 -672 WIRE 416 -672 272 -672 WIRE 528 -672 416 -672 WIRE 608 -672 528 -672 WIRE 704 -672 608 -672 WIRE 912 -672 784 -672 WIRE 1248 -672 912 -672 WIRE -16 -656 -16 -672 WIRE 48 -656 48 -672 WIRE 192 -640 192 -672 WIRE 432 -640 368 -640 WIRE 608 -640 608 -672 WIRE 272 -624 272 -672 WIRE 368 -624 368 -640 WIRE 432 -624 432 -640 WIRE 112 -608 112 -672 WIRE 528 -608 528 -672 WIRE 960 -608 944 -608 WIRE 1072 -608 1040 -608 WIRE 1184 -608 1152 -608 WIRE 912 -592 912 -672 WIRE 1184 -592 1184 -608 WIRE -16 -576 -16 -592 WIRE 48 -576 48 -592 WIRE 192 -544 192 -560 WIRE 272 -544 272 -560 WIRE 272 -544 192 -544 WIRE 288 -544 272 -544 WIRE 368 -544 368 -560 WIRE 368 -544 352 -544 WIRE 608 -544 608 -560 WIRE 624 -544 608 -544 WIRE 720 -544 704 -544 WIRE 736 -544 720 -544 WIRE 832 -544 816 -544 WIRE 848 -544 832 -544 WIRE 944 -544 944 -608 WIRE 1008 -544 944 -544 WIRE 1088 -544 1008 -544 WIRE 192 -528 192 -544 WIRE 368 -528 368 -544 WIRE 608 -528 608 -544 WIRE 720 -528 720 -544 WIRE 832 -528 832 -544 WIRE 1088 -528 1088 -544 WIRE 1008 -512 1008 -544 WIRE -80 -464 -96 -464 WIRE 16 -464 0 -464 WIRE 32 -464 16 -464 WIRE 112 -464 112 -528 WIRE 112 -464 96 -464 WIRE 144 -464 112 -464 WIRE 432 -464 432 -544 WIRE 448 -464 432 -464 WIRE 528 -464 528 -528 WIRE 528 -464 512 -464 WIRE 560 -464 528 -464 WIRE 368 -432 368 -448 WIRE 432 -432 432 -464 WIRE 432 -432 368 -432 WIRE 608 -432 560 -432 WIRE 720 -432 720 -464 WIRE 784 -432 720 -432 WIRE 912 -432 912 -496 WIRE 912 -432 784 -432 WIRE 928 -432 912 -432 WIRE 1008 -432 1008 -448 WIRE 1008 -432 992 -432 WIRE 1088 -432 1088 -448 WIRE 1184 -432 1088 -432 WIRE 16 -416 16 -464 WIRE 16 -416 -48 -416 WIRE 368 -416 368 -432 WIRE 560 -416 560 -432 WIRE 912 -416 912 -432 WIRE 1008 -416 1008 -432 WIRE 1088 -416 1088 -432 WIRE 1184 -416 1184 -432 WIRE -96 -400 -96 -464 WIRE 16 -400 16 -416 WIRE 112 -400 112 -464 WIRE 192 -400 192 -432 WIRE 208 -400 192 -400 WIRE 288 -400 272 -400 WIRE 512 -400 512 -464 WIRE 608 -400 608 -432 WIRE 624 -400 608 -400 WIRE 704 -400 688 -400 WIRE 784 -400 704 -400 WIRE 432 -384 432 -432 WIRE 784 -384 784 -400 WIRE 192 -368 192 -400 WIRE 288 -368 288 -400 WIRE 608 -368 608 -400 WIRE 704 -368 704 -400 WIRE -48 -352 -48 -416 WIRE 832 -320 832 -464 WIRE 912 -320 912 -336 WIRE 912 -320 832 -320 WIRE 1008 -320 1008 -336 WIRE 1088 -320 1088 -336 WIRE 1088 -320 1008 -320 WIRE 1184 -320 1184 -336 WIRE 1184 -320 1120 -320 WIRE 1184 -304 1184 -320 WIRE 912 -288 880 -288 WIRE 960 -288 912 -288 WIRE 1088 -288 1088 -320 WIRE -96 -272 -96 -320 WIRE -48 -272 -48 -288 WIRE 16 -272 16 -320 WIRE 112 -272 112 -320 WIRE 192 -272 192 -288 WIRE 288 -272 288 -288 WIRE 368 -272 368 -336 WIRE 432 -272 432 -304 WIRE 512 -272 512 -320 WIRE 608 -272 608 -288 WIRE 704 -272 704 -288 WIRE 784 -272 784 -304 WIRE 832 -272 832 -320 WIRE 880 -272 880 -288 WIRE 912 -240 912 -288 WIRE 928 -240 912 -240 WIRE 1024 -240 1024 -288 WIRE 1024 -240 1008 -240 WIRE 608 -208 96 -208 WIRE 976 -208 608 -208 WIRE 1184 -208 1184 -224 WIRE 256 -176 128 -176 WIRE 352 -176 320 -176 WIRE 528 -176 352 -176 WIRE 576 -176 528 -176 WIRE 704 -176 576 -176 WIRE 880 -176 704 -176 WIRE 1248 -176 1248 -672 WIRE 1248 -176 880 -176 WIRE 128 -160 128 -176 WIRE 352 -160 352 -176 WIRE 880 -160 880 -176 WIRE 704 -144 704 -176 WIRE 1248 -144 1248 -176 WIRE 608 -128 496 -128 WIRE 976 -128 976 -208 WIRE 1008 -128 976 -128 WIRE 1120 -128 1120 -320 WIRE 1120 -128 1088 -128 WIRE 576 -112 576 -176 WIRE 976 -112 976 -128 WIRE 1120 -112 1120 -128 WIRE 608 -96 608 -128 WIRE 640 -96 608 -96 WIRE 880 -80 880 -96 WIRE 352 -64 352 -80 WIRE 384 -64 352 -64 WIRE 496 -64 496 -128 WIRE 496 -64 464 -64 WIRE 512 -64 496 -64 WIRE 128 -48 128 -80 WIRE 192 -48 128 -48 WIRE 288 -48 272 -48 WIRE 352 -48 352 -64 WIRE 496 -32 496 -64 WIRE 512 -32 496 -32 WIRE 976 -16 976 -32 WIRE 1040 -16 976 -16 WIRE 416 0 400 0 WIRE 512 0 512 -32 WIRE 512 0 496 0 WIRE 576 0 576 -16 WIRE 704 0 704 -48 WIRE 976 0 976 -16 WIRE 1120 0 1120 -32 WIRE 128 16 128 -48 WIRE 160 16 128 16 WIRE 288 16 288 -48 WIRE 288 16 224 16 WIRE 1120 16 1120 0 WIRE 128 32 128 16 WIRE 400 32 400 0 WIRE 432 32 400 32 WIRE 1248 32 1248 -64 WIRE 1248 32 1184 32 WIRE 288 48 288 16 WIRE 352 48 352 16 WIRE 400 48 352 48 WIRE 544 48 400 48 WIRE 1184 48 1184 32 WIRE 96 80 96 -208 WIRE 96 80 64 80 WIRE 512 80 512 0 WIRE 272 96 224 96 WIRE 288 96 272 96 WIRE 400 96 400 48 WIRE 400 96 368 96 WIRE 544 96 544 48 WIRE 576 96 576 80 WIRE 576 96 544 96 WIRE 624 96 576 96 WIRE 704 96 704 80 WIRE 704 96 624 96 WIRE 736 96 704 96 WIRE 816 96 800 96 WIRE 880 96 816 96 WIRE 976 96 976 80 WIRE 576 112 576 96 WIRE 704 112 704 96 WIRE 1040 112 1040 -16 WIRE 432 128 432 32 WIRE 432 128 384 128 WIRE 448 128 432 128 WIRE 880 128 880 96 WIRE 1184 128 1184 112 WIRE 64 144 64 80 WIRE 128 144 128 112 WIRE 160 144 128 144 WIRE 272 144 272 96 WIRE 816 144 816 96 WIRE 816 144 768 144 WIRE 1040 144 1040 112 WIRE 1248 144 1248 32 WIRE 384 192 384 128 WIRE 400 192 384 192 WIRE 512 192 512 176 WIRE 512 192 480 192 WIRE 768 192 768 144 WIRE 576 208 576 192 WIRE 512 224 512 192 WIRE 512 224 480 224 WIRE 880 240 880 208 WIRE 1040 240 1040 224 WIRE 1248 240 1248 224 WIRE 224 256 224 192 WIRE 384 256 224 256 WIRE 400 256 384 256 WIRE 480 256 480 224 WIRE 480 256 464 256 WIRE 496 256 480 256 WIRE 512 256 496 256 WIRE 704 272 704 192 WIRE 272 304 272 224 WIRE 336 304 272 304 WIRE 480 304 480 256 WIRE 112 320 32 320 WIRE 192 320 112 320 WIRE 224 320 224 256 WIRE 496 320 496 256 WIRE 640 320 496 320 WIRE 112 336 112 320 WIRE 336 336 336 304 WIRE 32 352 32 320 WIRE 384 352 384 256 WIRE 416 352 384 352 WIRE 32 432 32 416 WIRE 112 432 112 416 WIRE 336 432 336 400 WIRE 576 432 576 304 WIRE 704 432 704 368 WIRE 192 464 192 320 WIRE 224 464 224 400 WIRE 224 464 192 464 WIRE 480 464 480 400 WIRE 480 464 224 464 WIRE 768 464 768 272 WIRE 768 464 480 464 FLAG -96 -272 0 FLAG 336 432 0 FLAG 288 48 0 FLAG 576 432 0 FLAG 880 -80 0 FLAG 1248 240 0 FLAG 880 240 0 FLAG 528 -176 supply FLAG 624 96 outdc FLAG 880 96 out FLAG 16 -272 0 FLAG 112 -272 0 FLAG 192 -272 0 FLAG 288 -272 0 FLAG 368 -272 0 FLAG 512 -272 0 FLAG 608 -272 0 FLAG 704 -272 0 FLAG 832 -272 0 FLAG -16 -576 0 FLAG 1184 -592 0 FLAG 1184 -208 0 FLAG 608 -208 pa_in FLAG 192 -544 j1d FLAG 608 -544 j2d FLAG 416 -672 presup FLAG 1184 -432 vc_in FLAG -96 -464 in FLAG 976 96 0 FLAG 1040 240 0 FLAG 1040 112 auxin FLAG 1120 0 auxout FLAG 784 -272 0 FLAG 1184 128 0 FLAG 880 -272 0 FLAG 704 432 0 FLAG 48 -576 0 FLAG 32 432 0 FLAG 112 432 0 FLAG 432 -272 0 FLAG 784 -432 filtout FLAG 560 -272 0 FLAG -48 -272 0 SYMBOL voltage -96 -416 R0 WINDOW 3 -16 181 Left 2 WINDOW 123 -16 204 Left 2 WINDOW 39 0 0 Left 0 WINDOW 0 5 14 Left 2 SYMATTR Value SINE(0 0.07 600 10m 0 0 1000) SYMATTR Value2 AC 1 SYMATTR InstName V1 SYMBOL cap 64 160 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL pnp 160 192 M180 WINDOW 0 49 62 Left 2 WINDOW 3 26 40 Left 2 SYMATTR InstName Q1 SYMATTR Value 2N4403 SYMBOL res 288 -64 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 4.7k SYMBOL res 112 16 R0 WINDOW 0 41 50 Left 2 SYMATTR InstName R1 SYMATTR Value 100k SYMBOL res 208 304 R0 WINDOW 0 39 38 Left 2 WINDOW 3 39 62 Left 2 SYMATTR InstName R4 SYMATTR Value 5.6k SYMBOL res 384 80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 3.3k SYMBOL res 256 128 R0 WINDOW 0 42 38 Left 2 WINDOW 3 41 61 Left 2 SYMATTR InstName R6 SYMATTR Value 150 SYMBOL cap 320 336 R0 SYMATTR InstName C3 SYMATTR Value 47µ SYMBOL npn 416 304 R0 WINDOW 0 36 28 Left 2 WINDOW 3 29 51 Left 2 SYMATTR InstName Q2 SYMATTR Value 2N5089 SYMBOL res 368 -48 R270 WINDOW 0 48 87 VTop 2 WINDOW 3 53 89 VBottom 2 SYMATTR InstName R8 SYMATTR Value 270 SYMBOL res 336 -176 R0 WINDOW 0 38 25 Left 2 WINDOW 3 34 44 Left 2 SYMATTR InstName R7 SYMATTR Value 560 SYMBOL cap 464 240 R90 WINDOW 0 55 58 VBottom 2 WINDOW 3 49 47 VTop 2 SYMATTR InstName C4 SYMATTR Value 47p SYMBOL cap 336 -48 R0 WINDOW 0 -22 11 Left 2 WINDOW 3 -31 49 Left 2 SYMATTR InstName C5 SYMATTR Value 47µ SYMBOL cap 160 32 R270 WINDOW 0 -12 60 VTop 2 WINDOW 3 -7 63 VBottom 2 SYMATTR InstName C2 SYMATTR Value 10µ SYMBOL res 112 -176 R0 WINDOW 0 36 70 Left 2 WINDOW 3 35 92 Left 2 SYMATTR InstName R2 SYMATTR Value 5.6k SYMBOL npn 512 -112 R0 WINDOW 0 41 39 Left 2 WINDOW 3 29 63 Left 2 SYMATTR InstName Q4 SYMATTR Value 2N4401 SYMBOL res 560 -16 R0 WINDOW 0 36 38 Left 2 WINDOW 3 34 60 Left 2 SYMATTR InstName R13 SYMATTR Value 0.47 SYMBOL res 560 96 R0 WINDOW 0 33 74 Left 2 WINDOW 3 31 96 Left 2 SYMATTR InstName R14 SYMATTR Value 0.47 SYMBOL pnp 512 304 M180 WINDOW 0 43 67 Left 2 WINDOW 3 27 45 Left 2 SYMATTR InstName Q5 SYMATTR Value 2N4403 SYMBOL cap 800 80 R90 WINDOW 0 -28 32 VBottom 2 WINDOW 3 -32 24 VTop 2 SYMATTR InstName C7 SYMATTR Value 1000µ SYMBOL cap 896 -96 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C8 SYMATTR Value 220µ SYMBOL res 864 112 R0 SYMATTR InstName Rspkr SYMATTR Value 8 SYMBOL res 1264 240 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName Rsupply SYMATTR Value 0.1 SYMBOL voltage 1248 -160 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 WINDOW 0 -73 29 Left 2 WINDOW 3 -64 55 Left 2 SYMATTR InstName V2 SYMATTR Value 9 SYMBOL cap 96 -480 R90 WINDOW 0 66 32 VBottom 2 WINDOW 3 62 30 VTop 2 SYMATTR InstName C9 SYMATTR Value 0.01µ SYMBOL res 0 -416 R0 WINDOW 0 26 82 Left 2 WINDOW 3 28 106 Left 2 SYMATTR InstName R18 SYMATTR Value 4.7Meg SYMBOL res 16 -480 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R17 SYMATTR Value 10k SYMBOL res 96 -416 R0 WINDOW 0 27 -3 Left 2 WINDOW 3 27 22 Left 2 SYMATTR InstName R20 SYMATTR Value 1Meg SYMBOL res 96 -624 R0 WINDOW 0 -39 97 Left 2 WINDOW 3 -65 121 Left 2 SYMATTR InstName R19 SYMATTR Value 4.7Meg SYMBOL njf 144 -528 R0 WINDOW 3 54 58 Left 2 WINDOW 0 62 35 Left 2 SYMATTR Value J113 SYMATTR InstName Q8 SYMBOL res 176 -384 R0 WINDOW 0 38 48 Left 2 SYMATTR InstName R21 SYMATTR Value 47k SYMBOL res 176 -656 R0 SYMATTR InstName R23 SYMATTR Value 47k SYMBOL res 272 -384 R0 WINDOW 0 39 52 Left 2 SYMATTR InstName R22 SYMATTR Value 2.2k SYMBOL cap 272 -416 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C10 SYMATTR Value 10µ SYMBOL cap 256 -624 R0 WINDOW 0 20 -8 Left 2 WINDOW 3 20 15 Left 2 SYMATTR InstName C11 SYMATTR Value 100p SYMBOL cap 352 -560 R90 WINDOW 0 51 61 VBottom 2 WINDOW 3 45 62 VTop 2 SYMATTR InstName C12 SYMATTR Value 0.01µ SYMBOL res 352 -544 R0 WINDOW 0 -10 37 VRight 2 WINDOW 3 45 43 VRight 2 SYMATTR InstName VR1a SYMATTR Value 50k SYMBOL res 352 -432 R0 WINDOW 0 -10 15 VRight 2 WINDOW 3 45 19 VRight 2 SYMATTR InstName VR1b SYMATTR Value 450k SYMBOL cap 384 -560 R180 WINDOW 0 19 15 Left 2 WINDOW 3 -14 -2 VRight 2 SYMATTR InstName C13 SYMATTR Value 470p SYMBOL res 416 -640 R0 WINDOW 0 37 24 Left 2 WINDOW 3 35 46 Left 2 SYMATTR InstName R24 SYMATTR Value 220k SYMBOL cap 512 -480 R90 WINDOW 0 -2 43 VBottom 2 WINDOW 3 35 39 VTop 2 SYMATTR InstName C14 SYMATTR Value 0.01µ SYMBOL res 496 -416 R0 WINDOW 0 -40 39 Left 2 WINDOW 3 -49 62 Left 2 SYMATTR InstName R27 SYMATTR Value 1Meg SYMBOL res 512 -624 R0 WINDOW 0 -46 75 Left 2 WINDOW 3 8 98 Right 2 SYMATTR InstName R26 SYMATTR Value 4.7Meg SYMBOL njf 560 -528 R0 WINDOW 3 46 59 Left 2 WINDOW 0 57 36 Left 2 SYMATTR Value J113 SYMATTR InstName Q9 SYMBOL res 592 -384 R0 WINDOW 0 34 51 Left 2 SYMATTR InstName R28 SYMATTR Value 47k SYMBOL res 688 -384 R0 WINDOW 0 34 52 Left 2 SYMATTR InstName R29 SYMATTR Value 4.7k SYMBOL res 592 -656 R0 WINDOW 0 33 16 Left 2 WINDOW 3 33 44 Left 2 SYMATTR InstName R30 SYMATTR Value 47k SYMBOL cap 688 -416 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C15 SYMATTR Value 10µ SYMBOL cap 704 -528 R0 WINDOW 0 -28 48 Left 2 WINDOW 3 -39 71 Left 2 SYMATTR InstName C17 SYMATTR Value 100p SYMBOL npn 848 -592 R0 WINDOW 0 34 36 Left 2 WINDOW 3 25 59 Left 2 SYMATTR InstName Q10 SYMATTR Value 2N5089 SYMBOL res 896 -432 R0 WINDOW 0 -45 35 Left 2 WINDOW 3 -47 58 Left 2 SYMATTR InstName R33 SYMATTR Value 6.8k SYMBOL cap 816 -528 R0 WINDOW 0 39 44 Left 2 WINDOW 3 35 66 Left 2 SYMATTR InstName C18 SYMATTR Value 220p SYMBOL res 720 -560 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R31 SYMATTR Value 47k SYMBOL res 832 -560 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R32 SYMATTR Value 47k SYMBOL cap 992 -448 R90 WINDOW 0 57 34 VBottom 2 WINDOW 3 53 35 VTop 2 SYMATTR InstName C19 SYMATTR Value 1µ SYMBOL cap -32 -656 R0 WINDOW 0 -46 2 Left 2 WINDOW 3 -61 30 Left 2 SYMATTR InstName C16 SYMATTR Value 220µ SYMBOL res 992 -432 R0 WINDOW 0 -40 76 Left 2 WINDOW 3 -37 100 Left 2 SYMATTR InstName R35 SYMATTR Value 22k SYMBOL cap 992 -512 R0 WINDOW 0 -47 21 Left 2 WINDOW 3 -53 43 Left 2 SYMATTR InstName C22 SYMATTR Value 0.01µ SYMBOL cap 1088 -304 R90 WINDOW 0 51 -2 VBottom 2 WINDOW 3 47 12 VTop 2 SYMATTR InstName C20 SYMATTR Value 0.022µ SYMBOL res 1072 -544 R0 WINDOW 0 -14 32 VRight 2 WINDOW 3 27 94 Left 2 SYMATTR InstName VR2a SYMATTR Value 65k SYMBOL res 1072 -432 R0 WINDOW 0 -13 25 VRight 2 WINDOW 3 68 18 Right 2 SYMATTR InstName VR2b SYMATTR Value 35k SYMBOL res 1056 -624 R90 WINDOW 0 -2 97 VBottom 2 WINDOW 3 -33 48 VTop 2 SYMATTR InstName R37 SYMATTR Value 4.7k SYMBOL res 1168 -624 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 -16 1 VTop 2 SYMATTR InstName VR3 SYMATTR Value 10k SYMBOL res 1168 -432 R0 WINDOW 0 -13 38 VRight 2 WINDOW 3 47 39 VRight 2 SYMATTR InstName VR4a SYMATTR Value 80k SYMBOL res 1168 -320 R0 WINDOW 0 -12 35 VRight 2 WINDOW 3 47 38 VRight 2 SYMATTR InstName VR4b SYMATTR Value 20k SYMBOL res 800 -688 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R34 SYMATTR Value 3.3k SYMBOL res 1104 -144 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R38 SYMATTR Value 47k SYMBOL res 992 -16 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R41 SYMATTR Value 100k SYMBOL res 992 96 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R40 SYMATTR Value 10k SYMBOL voltage 1040 128 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value SINE(0 0 600) SYMBOL res 1104 -128 R0 WINDOW 0 -48 69 Left 2 WINDOW 3 -46 92 Left 2 SYMATTR InstName R39 SYMATTR Value 10k SYMBOL cap 1168 48 R0 SYMATTR InstName Cavg SYMATTR Value 300000µ SYMBOL res 768 -400 R0 WINDOW 0 -33 12 Left 2 WINDOW 3 -24 31 Left 2 SYMATTR InstName Rbs SYMATTR Value 1 SYMBOL res 912 -224 R270 WINDOW 0 -14 116 VTop 2 WINDOW 3 -12 118 VBottom 2 SYMATTR InstName R36 SYMATTR Value 4.7k SYMBOL cap 1024 -304 R90 WINDOW 0 14 64 VBottom 2 WINDOW 3 18 75 VTop 2 SYMATTR InstName C21 SYMATTR Value 3300p SYMBOL npn 448 80 R0 WINDOW 0 35 32 Left 2 WINDOW 3 22 53 Left 2 SYMATTR InstName Q3 SYMATTR Value 2N4401 SYMBOL res 496 176 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R10 SYMATTR Value 1.2k SYMBOL res 512 -16 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R9 SYMATTR Value 1.0k SYMBOL npn 640 -144 R0 WINDOW 3 32 57 Left 2 SYMATTR Value 2N4401 SYMATTR InstName Q6 SYMBOL res 688 -16 R0 WINDOW 0 -41 8 Left 2 WINDOW 3 -42 32 Left 2 SYMATTR InstName R15 SYMATTR Value 0.47 SYMBOL res 688 96 R0 WINDOW 0 -47 24 Left 2 WINDOW 3 -46 47 Left 2 SYMATTR InstName R16 SYMATTR Value 0.47 SYMBOL pnp 640 368 M180 WINDOW 0 54 59 Left 2 WINDOW 3 38 36 Left 2 SYMATTR InstName Q7 SYMATTR Value 2N4403 SYMBOL zener 64 -592 R180 WINDOW 0 -22 61 Left 2 WINDOW 3 48 -6 VRight 2 SYMATTR InstName D1 SYMATTR Value 1N5239 SYMBOL LED 320 -192 R90 WINDOW 0 13 71 VBottom 2 WINDOW 3 -13 -41 VTop 2 SYMATTR InstName D2 SYMATTR Value GRN_LED SYMBOL res 96 320 R0 WINDOW 3 41 64 Left 2 SYMATTR Value 33 SYMATTR InstName R12 SYMBOL res 752 176 R0 WINDOW 0 41 44 Left 2 WINDOW 3 45 66 Left 2 SYMATTR InstName R11 SYMATTR Value 100 SYMBOL cap 16 352 R0 SYMATTR InstName C6 SYMATTR Value 0.1µ SYMBOL res 416 -400 R0 WINDOW 0 25 86 Left 2 WINDOW 3 23 108 Left 2 SYMATTR InstName R25 SYMATTR Value 100k SYMBOL res 544 -368 R0 WINDOW 0 21 15 Left 2 WINDOW 3 -12 28 VRight 2 SYMATTR InstName R42 SYMATTR Value 2.2k SYMBOL cap 544 -416 R0 WINDOW 0 1 -18 VRight 2 WINDOW 3 50 -11 VRight 2 SYMATTR InstName C23 SYMATTR Value 3300p SYMBOL cap -64 -352 R0 SYMATTR InstName C24 SYMATTR Value 47p TEXT -120 -176 Left 2 !.tran 0 300m 295m TEXT 776 296 Left 1 !.MODEL J113 NJF (VTO=-1.29 BETA=9.25964E-003\n+ LAMBDA=3.03839E-002 RD=1.30170 RS=1.30170 IS=9.86870E-016\n+ CGS=1.05000E-011 CGD=1.20000E-011 PB=5.04493E-001 FC=0.5) TEXT 264 -464 Left 2 ;500KA TEXT 280 -440 Left 2 ;Gain TEXT 1112 -544 Left 2 ;100KA TEXT 1120 -520 Left 2 ;Tone TEXT 1040 -576 Left 2 ;100KA TEXT 1120 -576 Left 2 ;Shift TEXT 1152 -488 Left 2 ;100KA TEXT 1152 -464 Left 2 ;Volume TEXT 888 -240 Right 2 ;Boost switch/control TEXT -88 -864 Left 3 ;Mini Guitar Amplifier TEXT -88 -808 Left 2 ;1W into 8 ohms at clip w/9V supply with 0.6W dissipation (0.65W@0.54W), 178ma avg cur.drain, 531ma peak. TEXT 264 -864 Left 2 ;3/14/22 WTN TEXT -88 -832 Left 2 ;Preamp features Gain, Tone, Shift and Volume controls, boost switch (or control) TEXT -120 -152 Left 2 !;.ac dec 20 20 20000 TEXT -120 -128 Left 2 !.temp 30 TEXT 56 -592 Left 2 ;9.1V TEXT 776 360 Left 1 !.MODEL GRN_LED D (IS=352P RS=84M N=4.5 BV=20 IBV=10U\n+ CJO=2.76P VJ=.75 M=.333 TT=944N) TEXT -88 -760 Left 2 ;1.75W into 8 ohms at clip w/12V supply with 0.38W dissipation (0.67W@0.67W), 236ma avg cur.drain, 706ma peak TEXT 776 408 Left 1 !.MODEL 1N5239 D (IS=5.14P RS=23.1 N=1 BV=8.786 IBV=13.7M\n+ CJO=986P VJ=.75 M=.333 TT=439N) TEXT -88 -784 Left 2 ;0.55W into 16 ohms at clip w/9V supply with 0.37W dissipation, 102ma avg cur.drain, 297ma peak. TEXT -88 -736 Left 2 ;0.95W into 16 ohms at clip w/12V supply with 0.28W dissipation, 136ma avg cur.drain, 395ma peak. TEXT 152 -160 Left 2 ;balance TEXT 152 -136 Left 2 ;adjust TEXT 352 208 Left 2 ;bias TEXT 352 232 Left 2 ;adjust TEXT -88 -712 Left 2 ;6.7ma idle drain w/9V supply, 10.4ma idle drain w/12V supply.