Version 4 SHEET 1 5208 11008 WIRE 1120 -1472 1120 -1520 WIRE 1120 -1360 1120 -1392 WIRE 1120 -1360 928 -1360 WIRE 1120 -1344 1120 -1360 WIRE 1392 -1312 1376 -1312 WIRE 1568 -1312 1472 -1312 WIRE 1568 -1296 1568 -1312 WIRE 1392 -1280 1264 -1280 WIRE 928 -1264 928 -1360 WIRE 1120 -1248 1120 -1264 WIRE 1120 -1248 1040 -1248 WIRE 1232 -1248 1120 -1248 WIRE 1264 -1248 1264 -1280 WIRE 1264 -1248 1232 -1248 WIRE 1040 -1232 1040 -1248 WIRE 1120 -1232 1120 -1248 WIRE 1424 -1232 1424 -1248 WIRE 1440 -1232 1440 -1248 WIRE 1440 -1232 1424 -1232 WIRE 1232 -1216 1232 -1248 WIRE 1424 -1216 1424 -1232 WIRE 1568 -1200 1568 -1216 WIRE 1696 -1200 1568 -1200 WIRE 1568 -1184 1568 -1200 WIRE 1040 -1136 1040 -1152 WIRE 1120 -1136 1120 -1152 WIRE 1120 -1136 1040 -1136 WIRE 1376 -1120 1376 -1312 WIRE 1376 -1120 736 -1120 WIRE 1696 -1120 1696 -1200 WIRE 1744 -1120 1696 -1120 WIRE 1744 -1104 1696 -1104 WIRE 1888 -1104 1808 -1104 WIRE 2352 -1104 2352 -1120 WIRE 1568 -1088 1568 -1104 WIRE 928 -1072 928 -1200 WIRE 928 -1072 864 -1072 WIRE 1120 -1072 1120 -1136 WIRE 1120 -1072 928 -1072 WIRE 1232 -1072 1232 -1152 WIRE 1232 -1072 1120 -1072 WIRE 1120 -1056 1120 -1072 WIRE 1120 -1056 1040 -1056 WIRE 928 -1040 928 -1072 WIRE 1040 -1040 1040 -1056 WIRE 1232 -1040 1232 -1072 WIRE 2352 -992 2352 -1024 WIRE 864 -960 864 -1072 WIRE 1120 -960 1120 -976 WIRE 1120 -960 1040 -960 WIRE 1232 -960 1232 -976 WIRE 1232 -960 1120 -960 WIRE 1120 -944 1120 -960 WIRE 1232 -912 1232 -960 WIRE 1392 -912 1232 -912 WIRE 1568 -912 1472 -912 WIRE 1568 -896 1568 -912 WIRE 2352 -896 2352 -912 WIRE 1376 -880 1376 -1120 WIRE 1392 -880 1376 -880 WIRE 928 -848 928 -976 WIRE 1120 -848 1120 -864 WIRE 1120 -848 928 -848 WIRE 1424 -832 1424 -848 WIRE 1440 -832 1440 -848 WIRE 1440 -832 1424 -832 WIRE 1120 -816 1120 -848 WIRE 1424 -816 1424 -832 WIRE 1568 -800 1568 -816 WIRE 1696 -800 1696 -1104 WIRE 1696 -800 1568 -800 WIRE 1568 -784 1568 -800 WIRE 1120 -688 1120 -736 WIRE 1568 -688 1568 -704 WIRE 816 -496 560 -496 WIRE 1792 -496 1536 -496 WIRE 1072 -480 976 -480 WIRE 1232 -480 1152 -480 WIRE 2048 -480 1952 -480 WIRE 2208 -480 2128 -480 WIRE -672 -384 -672 -400 WIRE 608 -384 608 -416 WIRE 688 -384 672 -384 WIRE 1424 -384 1424 -400 WIRE 1584 -384 1584 -416 WIRE 1664 -384 1648 -384 WIRE 688 -368 688 -384 WIRE 1024 -368 1024 -400 WIRE 1104 -368 1088 -368 WIRE 1232 -368 1232 -480 WIRE 1664 -368 1664 -384 WIRE 2000 -368 2000 -400 WIRE 2080 -368 2064 -368 WIRE -960 -352 -960 -368 WIRE -848 -352 -848 -368 WIRE 1104 -352 1104 -368 WIRE 2080 -352 2080 -368 WIRE 608 -320 608 -384 WIRE 1584 -320 1584 -384 WIRE 560 -304 560 -496 WIRE 592 -304 560 -304 WIRE 1024 -304 1024 -368 WIRE 1536 -304 1536 -496 WIRE 1568 -304 1536 -304 WIRE 2000 -304 2000 -368 WIRE -672 -288 -672 -304 WIRE 816 -288 816 -496 WIRE 816 -288 656 -288 WIRE 864 -288 816 -288 WIRE 976 -288 976 -480 WIRE 976 -288 944 -288 WIRE 1008 -288 976 -288 WIRE 1792 -288 1792 -496 WIRE 1792 -288 1632 -288 WIRE 1840 -288 1792 -288 WIRE 1952 -288 1952 -480 WIRE 1952 -288 1920 -288 WIRE 1984 -288 1952 -288 WIRE -80 -272 -144 -272 WIRE 0 -272 -80 -272 WIRE 160 -272 80 -272 WIRE 240 -272 160 -272 WIRE 336 -272 240 -272 WIRE 432 -272 400 -272 WIRE 592 -272 432 -272 WIRE 1232 -272 1232 -368 WIRE 1232 -272 1072 -272 WIRE 1424 -272 1424 -304 WIRE 1520 -272 1424 -272 WIRE 1568 -272 1520 -272 WIRE 2208 -272 2208 -480 WIRE 2208 -272 2048 -272 WIRE 2288 -272 2208 -272 WIRE 2320 -272 2288 -272 WIRE -960 -256 -960 -272 WIRE -848 -256 -848 -272 WIRE -848 -256 -960 -256 WIRE -784 -256 -848 -256 WIRE 1008 -256 976 -256 WIRE 1984 -256 1952 -256 WIRE -784 -240 -784 -256 WIRE 240 -240 240 -272 WIRE 432 -240 432 -272 WIRE 608 -240 608 -256 WIRE 640 -240 640 -256 WIRE 640 -240 608 -240 WIRE 1424 -240 1424 -272 WIRE 1584 -240 1584 -256 WIRE 1616 -240 1616 -256 WIRE 1616 -240 1584 -240 WIRE -960 -224 -960 -256 WIRE -848 -224 -848 -256 WIRE -80 -224 -80 -272 WIRE 160 -224 160 -272 WIRE 976 -224 976 -256 WIRE 1024 -224 1024 -240 WIRE 1056 -224 1056 -240 WIRE 1056 -224 1024 -224 WIRE 1952 -224 1952 -256 WIRE 2000 -224 2000 -240 WIRE 2032 -224 2032 -240 WIRE 2032 -224 2000 -224 WIRE 2288 -224 2288 -272 WIRE 608 -176 608 -240 WIRE 688 -176 672 -176 WIRE 1584 -176 1584 -240 WIRE 1664 -176 1648 -176 WIRE -672 -160 -672 -176 WIRE 688 -160 688 -176 WIRE 1024 -160 1024 -224 WIRE 1104 -160 1088 -160 WIRE 1664 -160 1664 -176 WIRE 2000 -160 2000 -224 WIRE 2080 -160 2064 -160 WIRE 1104 -144 1104 -160 WIRE 2080 -144 2080 -160 WIRE -960 -128 -960 -144 WIRE -848 -128 -848 -144 WIRE 608 -128 608 -176 WIRE 1424 -128 1424 -176 WIRE 1520 -128 1520 -272 WIRE 1520 -128 1424 -128 WIRE 1584 -128 1584 -176 WIRE 2288 -128 2288 -144 WIRE -80 -112 -80 -160 WIRE 160 -112 160 -160 WIRE 160 -112 -80 -112 WIRE 240 -112 240 -160 WIRE 240 -112 160 -112 WIRE 432 -112 432 -160 WIRE 432 -112 240 -112 WIRE 1024 -112 1024 -160 WIRE 2000 -112 2000 -160 WIRE -80 -96 -80 -112 WIRE -672 -64 -672 -80 WIRE 1232 -16 1232 -272 WIRE 1328 -16 1232 -16 WIRE 1424 -16 1424 -128 WIRE 1424 -16 1408 -16 WIRE 1440 -16 1424 -16 WIRE 2208 -16 2208 -272 WIRE 2208 -16 1520 -16 FLAG -672 -64 0 FLAG -672 -288 0 FLAG -784 -240 0 FLAG -848 -368 Vop+ FLAG -848 -128 Vop- FLAG -672 -400 3.3V FLAG -672 -176 Audio FLAG 1424 -1216 0 FLAG -960 -128 Vco- FLAG -960 -368 Vco+ FLAG 1424 -1344 Vco+ FLAG 1408 -1248 Vco- FLAG 1424 -816 0 FLAG 1424 -944 Vco+ FLAG 1408 -848 Vco- FLAG 2080 -144 0 FLAG 2080 -352 0 FLAG 2000 -400 Vop+ FLAG 2000 -112 Vop- FLAG 1888 -1104 ZeroCross FLAG 1664 -160 0 FLAG 1664 -368 0 FLAG 1584 -416 Vop+ FLAG 1584 -128 Vop- FLAG 2320 -272 Out FLAG 1424 -400 0 FLAG 1952 -224 0 FLAG 1104 -144 0 FLAG 1104 -352 0 FLAG 1024 -400 Vop+ FLAG 1024 -112 Vop- FLAG 688 -160 0 FLAG 688 -368 0 FLAG 608 -416 Vop+ FLAG 608 -128 Vop- FLAG 976 -224 0 FLAG -144 -272 Audio FLAG -80 -96 0 FLAG 1232 -368 AudioPot FLAG 864 -960 0 FLAG 736 -1120 ZCD_Line FLAG 2288 -128 0 FLAG 1568 -1088 0 FLAG 1568 -688 0 FLAG 2352 -896 0 FLAG 2352 -1120 Vop+ FLAG 1120 -688 Vop- FLAG 1120 -1520 Vop+ FLAG 1232 -272 ZCD_Line SYMBOL voltage -672 -176 R0 WINDOW 123 24 44 Left 2 WINDOW 39 0 0 Left 0 SYMATTR Value2 AC 1 SYMATTR InstName V1 SYMATTR Value SINE(0 1.821 1k) SYMBOL voltage -672 -400 R0 SYMATTR InstName V3 SYMATTR Value 3.3 SYMBOL voltage -848 -368 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 15 SYMBOL voltage -848 -240 R0 SYMATTR InstName V4 SYMATTR Value 15 SYMBOL Comparators\\LT1713 1424 -1296 R0 SYMATTR InstName U7 SYMBOL voltage -960 -368 R0 SYMATTR InstName V6 SYMATTR Value 5 SYMBOL voltage -960 -240 R0 SYMATTR InstName V5 SYMATTR Value 5 SYMBOL Comparators\\LT1713 1424 -896 R0 SYMATTR InstName U3 SYMBOL cap 2064 -384 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 100n SYMBOL cap 2064 -176 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 100n SYMBOL Digital\\and 1776 -1152 R0 SYMATTR InstName A1 SYMBOL res 1536 -32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 20k SYMBOL res 1424 -32 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 20k SYMBOL res 1936 -304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 1k SYMBOL res 2144 -496 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 1k SYMBOL cap 1648 -400 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C6 SYMATTR Value 100n SYMBOL cap 1648 -192 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C7 SYMATTR Value 100n SYMBOL cap 1408 -240 R0 SYMATTR InstName C5 SYMATTR Value 22µ SYMBOL res 1440 -288 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R6 SYMATTR Value 22k SYMBOL cap 1088 -384 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C8 SYMATTR Value 100n SYMBOL cap 1088 -176 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C9 SYMATTR Value 100n SYMBOL res 960 -304 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R7 SYMATTR Value 1k SYMBOL res 1168 -496 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R11 SYMATTR Value 1k SYMBOL cap 672 -400 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C10 SYMATTR Value 100n SYMBOL cap 672 -192 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C11 SYMATTR Value 100n SYMBOL res 416 -256 R0 SYMATTR InstName R12 SYMATTR Value 100k SYMBOL cap 400 -288 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 22µ SYMBOL res 224 -256 R0 SYMATTR InstName R13 SYMATTR Value 220k SYMBOL cap 176 -160 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 SYMATTR InstName C2 SYMATTR Value 3.3n SYMBOL res 96 -288 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R14 SYMATTR Value 100 SYMBOL TVSdiode -96 -224 R0 WINDOW 0 24 0 Left 2 WINDOW 3 24 64 Left 2 SYMATTR InstName D1 SYMATTR Value SMBJ24CA SYMATTR Description Diode SYMATTR Type diode SYMBOL OpAmps\\ADA4099-1 624 -288 R0 SYMATTR InstName U2 SYMBOL OpAmps\\ADA4099-1 1040 -272 R0 SYMATTR InstName U4 SYMBOL OpAmps\\ADA4099-1 1600 -288 R0 SYMATTR InstName U5 SYMBOL OpAmps\\ADA4099-1 2016 -272 R0 SYMATTR InstName U6 SYMBOL res 2272 -240 R0 SYMATTR InstName R15 SYMATTR Value 100k SYMBOL res 1552 -1312 R0 SYMATTR InstName R5 SYMATTR Value 1.6k SYMBOL res 1552 -1200 R0 SYMATTR InstName R8 SYMATTR Value 3k SYMBOL res 1552 -912 R0 SYMATTR InstName R16 SYMATTR Value 1.6k SYMBOL res 1552 -800 R0 SYMATTR InstName R19 SYMATTR Value 3k SYMBOL res 1104 -1248 R0 SYMATTR InstName R20 SYMATTR Value 5k SYMBOL res 2336 -1120 R0 SYMATTR InstName R22 SYMATTR Value 4.3k SYMBOL res 2336 -1008 R0 SYMATTR InstName R23 SYMATTR Value 1.2k SYMBOL res 1104 -1072 R0 SYMATTR InstName R10 SYMATTR Value 5k SYMBOL res 1104 -1360 R0 SYMATTR InstName R18 SYMATTR Value 5k SYMBOL res 1104 -1488 R0 SYMATTR InstName R24 SYMATTR Value 10k SYMBOL res 1104 -832 R0 SYMATTR InstName R21 SYMATTR Value 10k SYMBOL res 1104 -960 R0 SYMATTR InstName R25 SYMATTR Value 5k SYMBOL diode 912 -1264 R0 SYMATTR InstName D2 SYMATTR Value 1N4148 SYMBOL diode 912 -1040 R0 SYMATTR InstName D3 SYMATTR Value 1N4148 SYMBOL cap 1216 -1040 R0 SYMATTR InstName C12 SYMATTR Value 1n SYMBOL cap 1216 -1216 R0 SYMATTR InstName C13 SYMATTR Value 1n SYMBOL res 1024 -1248 R0 SYMATTR InstName R9 SYMATTR Value 10k SYMBOL res 1024 -1056 R0 SYMATTR InstName R17 SYMATTR Value 10k TEXT 1456 -1224 Left 2 ;LM393 TEXT 1456 -832 Left 2 ;LM393 TEXT -992 104 Left 2 !.tran 0 3m 0 0.001 TEXT 856 -544 Left 2 ;LM4562 TEXT 1824 -536 Left 2 ;LM4562