Version 4 SHEET 1 4296 13080 WIRE 2928 144 2928 112 WIRE 2848 272 2832 272 WIRE 2928 320 2928 224 WIRE 2928 432 2928 400 WIRE 3008 432 2928 432 WIRE 2928 448 2928 432 WIRE 3248 448 3248 400 WIRE 2576 496 2560 496 WIRE 2720 496 2656 496 WIRE 2800 496 2784 496 WIRE 2880 496 2800 496 WIRE 3008 496 3008 432 WIRE 3040 496 3008 496 WIRE 3120 496 3104 496 WIRE 3200 496 3120 496 WIRE 2288 576 2288 528 WIRE 3216 576 3216 544 WIRE 3344 576 3216 576 WIRE 3440 576 3408 576 WIRE 2800 592 2800 496 WIRE 2896 592 2896 544 WIRE 3120 592 3120 496 WIRE 3216 592 3216 576 WIRE 3440 640 3440 576 WIRE 2288 704 2288 656 WIRE 2800 704 2800 672 WIRE 2896 704 2896 672 WIRE 2896 704 2800 704 WIRE 3120 704 3120 672 WIRE 3216 704 3216 672 WIRE 3216 704 3120 704 WIRE 2896 736 2896 704 WIRE 3216 736 3216 704 WIRE 2896 848 2896 816 WIRE 3216 848 3216 816 WIRE 3440 848 3440 720 WIRE 3744 960 3744 944 WIRE 2928 992 2928 960 WIRE 3216 1072 3216 960 WIRE 2848 1120 2832 1120 WIRE 3744 1120 3744 1040 WIRE 3744 1120 3264 1120 WIRE 2928 1168 2928 1072 WIRE 2928 1280 2928 1248 WIRE 3008 1280 2928 1280 WIRE 2928 1296 2928 1280 WIRE 3248 1296 3248 1168 WIRE 2576 1344 2560 1344 WIRE 2720 1344 2656 1344 WIRE 2800 1344 2784 1344 WIRE 2880 1344 2800 1344 WIRE 3008 1344 3008 1280 WIRE 3040 1344 3008 1344 WIRE 3120 1344 3104 1344 WIRE 3200 1344 3120 1344 WIRE 3216 1424 3216 1392 WIRE 3344 1424 3216 1424 WIRE 3440 1424 3408 1424 WIRE 3744 1424 3744 1120 WIRE 3744 1424 3648 1424 WIRE 3120 1440 3120 1344 WIRE 3216 1440 3216 1424 WIRE 2896 1456 2896 1392 WIRE 2976 1456 2896 1456 WIRE 2800 1488 2800 1344 WIRE 2896 1488 2896 1456 WIRE 2976 1488 2976 1456 WIRE 3440 1488 3440 1424 WIRE 3744 1536 3744 1424 WIRE 3120 1552 3120 1520 WIRE 3216 1552 3216 1520 WIRE 3216 1552 3120 1552 WIRE 3648 1552 3648 1424 WIRE 3216 1584 3216 1552 WIRE 2800 1600 2800 1568 WIRE 2896 1600 2896 1568 WIRE 2896 1600 2800 1600 WIRE 2976 1600 2976 1552 WIRE 2976 1600 2896 1600 WIRE 2896 1696 2896 1600 WIRE 3216 1696 3216 1664 WIRE 3440 1696 3440 1568 WIRE 3648 1696 3648 1616 WIRE 3744 1696 3744 1616 FLAG 2560 496 0 FLAG 3440 576 out1 FLAG 2896 848 0 FLAG 3216 848 0 FLAG 2288 448 UB2 FLAG 3248 400 UB2 FLAG 3440 848 0 FLAG 2928 112 UB2 FLAG 2832 272 0 FLAG 2560 1344 0 FLAG 3440 1424 out2 FLAG 2896 1696 0 FLAG 3216 1696 0 FLAG 3216 960 UB2 FLAG 3440 1696 0 FLAG 2928 960 UB2 FLAG 2832 1120 0 FLAG 3744 1696 0 FLAG 3744 944 UB2 FLAG 3648 1696 0 FLAG 2288 704 0 SYMBOL voltage 2672 496 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 -88 56 VBottom 2 WINDOW 123 -60 56 VBottom 2 WINDOW 39 0 0 Left 0 SYMATTR InstName V6 SYMATTR Value SINE(0 4 1k) SYMATTR Value2 AC 1 SYMBOL Misc\\triode 2928 496 R0 SYMATTR InstName U3 SYMATTR Value NH12AT7 SYMBOL res 2880 576 R0 SYMATTR InstName R16 SYMATTR Value 390 SYMBOL res 2784 576 R0 SYMATTR InstName R17 SYMATTR Value 1Meg SYMBOL res 2880 720 R0 SYMATTR InstName R18 SYMATTR Value 3k SYMBOL Misc\\triode 3248 496 R0 SYMATTR InstName U4 SYMATTR Value NH12AT7 SYMBOL res 3200 576 R0 SYMATTR InstName R19 SYMATTR Value 240 SYMBOL res 3104 576 R0 SYMATTR InstName R20 SYMATTR Value 1Meg SYMBOL res 3200 720 R0 SYMATTR InstName R21 SYMATTR Value 7k SYMBOL voltage 2288 432 M0 WINDOW 0 32 56 VTop 2 WINDOW 3 -32 56 VBottom 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 300 SYMBOL cap 2784 480 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C13 SYMATTR Value 22nF SYMBOL cap 3104 480 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C14 SYMATTR Value 22nF SYMBOL cap 3408 560 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C15 SYMATTR Value 10µ SYMBOL res 3424 624 R0 SYMATTR InstName R23 SYMATTR Value 21k6 SYMBOL res 2912 128 R0 SYMATTR InstName R15 SYMATTR Value 1 SYMBOL res 2912 304 R0 SYMATTR InstName R22 SYMATTR Value 33k SYMBOL cap 2912 256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C16 SYMATTR Value 100µ SYMBOL voltage 2672 1344 M270 WINDOW 0 32 56 VTop 2 WINDOW 3 -88 56 VBottom 2 WINDOW 123 -60 56 VBottom 2 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value SINE(0 2 1k) SYMATTR Value2 AC 1 SYMBOL Misc\\triode 2928 1344 R0 SYMATTR InstName U1 SYMATTR Value NH12AU7 SYMBOL res 2880 1472 R0 SYMATTR InstName R1 SYMATTR Value 1K SYMBOL res 2784 1472 R0 SYMATTR InstName R2 SYMATTR Value 1Meg SYMBOL Misc\\triode 3248 1344 R0 SYMATTR InstName U2 SYMATTR Value NH6DJ8 SYMBOL res 3200 1424 R0 SYMATTR InstName R4 SYMATTR Value 240 SYMBOL res 3104 1424 R0 SYMATTR InstName R5 SYMATTR Value 1Meg SYMBOL res 3200 1568 R0 SYMATTR InstName R6 SYMATTR Value 7k SYMBOL cap 2784 1328 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 22nF SYMBOL cap 3104 1328 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 22nF SYMBOL cap 3408 1408 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 10µ SYMBOL res 3424 1472 R0 SYMATTR InstName R7 SYMATTR Value 21k6 SYMBOL res 2912 976 R0 SYMATTR InstName R8 SYMATTR Value 1 SYMBOL res 2912 1152 R0 SYMATTR InstName R9 SYMATTR Value 68K SYMBOL cap 2912 1104 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 100µ SYMBOL cap 2960 1488 R0 SYMATTR InstName C5 SYMATTR Value 100µ SYMBOL res 3728 1520 R0 SYMATTR InstName R3 SYMATTR Value 220K SYMBOL res 3728 944 R0 SYMATTR InstName R10 SYMATTR Value 180K SYMBOL Misc\\triode 3216 1120 M0 SYMATTR InstName U5 SYMATTR Value NH6DJ8 SYMBOL cap 3632 1552 R0 SYMATTR InstName C6 SYMATTR Value 1µ SYMBOL voltage 2288 560 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value SINE(0 10 100) TEXT 2152 328 Left 2 !.include dmtriodep.inc TEXT 2128 16 Left 2 !.opt plotwinsize=0 TEXT 2128 40 Left 2 !.param freq=1k TEXT 2128 200 Left 2 !.tran 0 50m 30m