Version 4 SHEET 1 2508 1412 WIRE -128 -224 -352 -224 WIRE 256 -224 -128 -224 WIRE 416 -224 256 -224 WIRE 608 -224 416 -224 WIRE 720 -224 608 -224 WIRE 928 -224 720 -224 WIRE 1152 -224 928 -224 WIRE 1232 -224 1152 -224 WIRE 1392 -224 1312 -224 WIRE -352 -208 -352 -224 WIRE 416 -192 416 -224 WIRE -128 -176 -128 -224 WIRE -352 -128 -352 -144 WIRE 256 -128 256 -224 WIRE 352 -80 320 -80 WIRE 416 -80 416 -112 WIRE 416 -80 352 -80 WIRE -128 -64 -128 -96 WIRE 416 -32 416 -80 WIRE -352 -16 -352 -64 WIRE -256 -16 -352 -16 WIRE -192 -16 -256 -16 WIRE 256 16 256 -32 WIRE 304 16 256 16 WIRE 352 16 304 16 WIRE 1152 16 1152 -224 WIRE -352 32 -352 -16 WIRE 256 96 256 16 WIRE 720 96 720 -224 WIRE 1008 96 768 96 WIRE 1104 96 1088 96 WIRE 928 128 928 -224 WIRE 416 144 416 64 WIRE 560 144 416 144 WIRE 656 144 560 144 WIRE -352 160 -352 112 WIRE 720 208 720 192 WIRE 768 208 768 96 WIRE 768 208 720 208 WIRE 784 208 768 208 WIRE 880 208 864 208 WIRE 256 224 256 176 WIRE -128 272 -128 32 WIRE -128 272 -288 272 WIRE 32 272 -128 272 WIRE 928 288 928 224 WIRE -288 304 -288 272 WIRE 32 304 32 272 WIRE 928 304 928 288 WIRE 1152 304 1152 112 WIRE 224 368 176 368 WIRE 320 368 288 368 WIRE -288 400 -288 384 WIRE 32 400 32 384 WIRE -528 448 -544 448 WIRE -416 448 -448 448 WIRE -384 448 -416 448 WIRE -352 448 -384 448 WIRE 160 448 96 448 WIRE 176 448 176 368 WIRE 176 448 160 448 WIRE 208 448 176 448 WIRE 320 448 320 368 WIRE 320 448 288 448 WIRE 768 448 320 448 WIRE 800 448 768 448 WIRE 928 448 928 384 WIRE 928 448 880 448 WIRE 1040 448 928 448 WIRE 1152 448 1152 384 WIRE 1152 448 1040 448 WIRE 1344 448 1152 448 WIRE -416 480 -416 448 WIRE 416 496 416 144 WIRE 512 496 416 496 WIRE 576 496 512 496 WIRE -608 512 -608 448 WIRE 176 512 176 448 WIRE 512 512 512 496 WIRE 1344 528 1344 448 WIRE 416 560 416 496 WIRE 720 560 720 208 WIRE -416 576 -416 560 WIRE 576 576 576 496 WIRE -608 608 -608 592 WIRE 512 608 512 592 WIRE 512 608 480 608 WIRE 176 624 176 592 WIRE 512 624 512 608 WIRE 928 640 928 448 WIRE 1152 640 1152 448 WIRE 1344 672 1344 608 WIRE 720 688 720 640 WIRE 320 720 320 704 WIRE 416 720 416 656 WIRE 512 720 512 704 WIRE 512 720 416 720 WIRE 576 720 576 640 WIRE 576 720 512 720 WIRE 176 736 176 688 WIRE 928 736 928 720 WIRE 928 800 928 736 WIRE 720 816 720 768 WIRE 768 816 720 816 WIRE 784 816 768 816 WIRE 880 816 864 816 WIRE 240 832 224 832 WIRE 320 832 320 800 WIRE 320 832 304 832 WIRE 336 832 320 832 WIRE 416 832 416 720 WIRE 416 832 400 832 WIRE 720 832 720 816 WIRE 416 880 416 832 WIRE 576 880 416 880 WIRE 656 880 576 880 WIRE 352 912 320 912 WIRE 1152 912 1152 720 WIRE 320 928 320 912 WIRE 352 928 352 912 WIRE 768 928 768 816 WIRE 1008 928 768 928 WIRE 1104 928 1088 928 WIRE -288 976 -288 496 WIRE 224 976 224 832 WIRE 224 976 -288 976 WIRE 256 976 224 976 WIRE 416 992 416 880 WIRE 32 1008 32 496 WIRE 32 1008 -64 1008 WIRE -288 1024 -288 976 WIRE 32 1024 32 1008 WIRE 320 1040 320 1024 WIRE 352 1040 320 1040 WIRE 1344 1040 1216 1040 WIRE 224 1056 224 976 WIRE -64 1072 -64 1008 WIRE -64 1072 -224 1072 WIRE -32 1072 -64 1072 WIRE 416 1104 416 1088 WIRE 416 1104 288 1104 WIRE 1216 1104 1216 1040 WIRE 1344 1104 1344 1040 WIRE 320 1120 320 1040 WIRE 416 1120 416 1104 WIRE -288 1168 -288 1120 WIRE 32 1168 32 1120 WIRE -288 1280 -288 1248 WIRE 32 1280 32 1248 WIRE 32 1280 -288 1280 WIRE 224 1280 224 1152 WIRE 224 1280 32 1280 WIRE 320 1280 320 1200 WIRE 320 1280 224 1280 WIRE 416 1280 416 1200 WIRE 416 1280 320 1280 WIRE 560 1280 416 1280 WIRE 720 1280 720 928 WIRE 720 1280 560 1280 WIRE 928 1280 928 896 WIRE 928 1280 720 1280 WIRE 1152 1280 1152 1008 WIRE 1152 1280 928 1280 WIRE 1344 1280 1344 1184 WIRE 1344 1280 1152 1280 FLAG -608 608 0 FLAG -352 160 0 FLAG 176 736 0 FLAG 1216 1104 0 FLAG 1392 -224 0 FLAG 928 288 vt FLAG 928 736 vb FLAG 256 224 0 FLAG 1344 672 0 FLAG 560 144 Vb8 FLAG 576 880 Vb9 FLAG -384 448 Vb1 FLAG 160 448 Vb2 FLAG -256 -16 Vb3 FLAG 352 -80 Vb6 FLAG 304 16 Vb7 FLAG 1040 448 Vout FLAG 608 -224 Vpos FLAG 560 1280 Vneg FLAG 352 928 0 FLAG -416 576 0 FLAG 768 448 a FLAG 320 704 0 SYMBOL pnp -192 32 M180 SYMATTR InstName Q3 SYMATTR Value 2N5401C SYMBOL pnp 320 -32 R180 SYMATTR InstName Q6 SYMATTR Value 2N5401C SYMBOL voltage -608 496 R0 WINDOW 123 49 79 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 34 119 Left 2 WINDOW 0 54 42 Left 2 SYMATTR Value2 AC 0 SYMATTR Value SINE(0 1 20k) SYMATTR InstName Vin SYMBOL npn 352 992 R0 SYMATTR InstName Q4 SYMATTR Value mje243c SYMBOL res 400 -208 R0 SYMATTR InstName R9 SYMATTR Value 62.8 SYMBOL pnp 352 64 M180 SYMATTR InstName Q7 SYMATTR Value mje253c SYMBOL res 400 1104 R0 SYMATTR InstName R6 SYMATTR Value 22 SYMBOL pnp -352 496 M180 SYMATTR InstName Q1 SYMATTR Value 2N5401C SYMBOL pnp 96 496 R180 SYMATTR InstName Q2 SYMATTR Value 2N5401C SYMBOL res -144 -192 R0 SYMATTR InstName R5 SYMATTR Value 280 SYMBOL res -368 16 R0 SYMATTR InstName R4 SYMATTR Value 39k SYMBOL voltage 1216 -224 R270 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 0 45 41 Left 2 WINDOW 3 59 81 Left 2 SYMATTR InstName Vpos SYMATTR Value 45 SYMBOL res 304 432 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 27k SYMBOL voltage 1344 1088 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 0 47 45 Left 2 WINDOW 3 59 83 Left 2 SYMATTR InstName Vneg SYMATTR Value 45 SYMBOL res 160 496 R0 SYMATTR InstName R2 SYMATTR Value 1k SYMBOL res 912 624 R0 SYMATTR InstName R14 SYMATTR Value 0.33 SYMBOL res 912 288 R0 SYMATTR InstName R13 SYMATTR Value 0.33 SYMBOL res 704 672 R0 SYMATTR InstName R12 SYMATTR Value 50 SYMBOL res 240 80 R0 SYMATTR InstName R10 SYMATTR Value 39k SYMBOL res 1328 512 R0 WINDOW 0 54 40 Left 2 WINDOW 3 48 76 Left 2 SYMATTR InstName RL SYMATTR Value 4 SYMBOL res 704 544 R0 SYMATTR InstName R11 SYMATTR Value 50 SYMBOL npn 480 560 M0 SYMATTR InstName Q5 SYMATTR Value 2N5551C SYMBOL nmos 880 128 R0 SYMATTR InstName M1 SYMATTR Value IRFP240C SYMBOL res 880 192 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R15 SYMATTR Value 47 SYMBOL pmos 880 896 M180 SYMATTR InstName M2 SYMATTR Value IRFP9240C SYMBOL res 880 800 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R20 SYMATTR Value 47 SYMBOL diode -368 -208 R0 WINDOW 3 -122 30 Left 2 SYMATTR Value 1N4148C SYMATTR InstName D1 SYMBOL diode -368 -128 R0 WINDOW 3 -112 30 Left 2 SYMATTR Value 1N4148C SYMATTR InstName D2 SYMBOL res -304 288 R0 SYMATTR InstName R16 SYMATTR Value 47 SYMBOL res 16 288 R0 SYMATTR InstName R17 SYMATTR Value 47 SYMBOL npn 256 928 R0 SYMATTR InstName Q10 SYMATTR Value 2N5551C SYMBOL res 304 1104 R0 SYMATTR InstName R1 SYMATTR Value 470 SYMBOL npn -32 1024 R0 SYMATTR InstName Q11 SYMATTR Value 2N5551C SYMBOL res 16 1152 R0 SYMATTR InstName R18 SYMATTR Value 470 SYMBOL npn -224 1024 M0 SYMATTR InstName Q12 SYMATTR Value 2N5551C SYMBOL res -304 1152 R0 SYMATTR InstName R19 SYMATTR Value 470 SYMBOL cap 400 816 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 50p SYMBOL res -432 464 R0 SYMATTR InstName R21 SYMATTR Value 27k SYMBOL res -432 432 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R22 SYMATTR Value 1k SYMBOL cap -544 432 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 12µ SYMBOL cap 160 624 R0 WINDOW 3 21 59 Left 2 SYMATTR Value 330µ SYMATTR InstName C3 SYMBOL res 496 496 R0 SYMATTR InstName R7 SYMATTR Value 7.2k SYMBOL res 496 608 R0 SYMATTR InstName R8 SYMATTR Value 616 SYMBOL npn 288 1056 M0 SYMATTR InstName Q13 SYMATTR Value 2N5551C SYMBOL pnp2 656 928 M180 WINDOW 3 -76 -10 Left 2 SYMATTR Value mje253c SYMATTR InstName Q9 SYMBOL npn2 656 96 R0 WINDOW 3 -67 -13 Left 2 SYMATTR Value mje243c SYMATTR InstName Q8 SYMBOL nmos 1104 16 R0 SYMATTR InstName M3 SYMATTR Value IRFP240C SYMBOL res 1136 288 R0 SYMATTR InstName R23 SYMATTR Value 0.33 SYMBOL res 1104 80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R24 SYMATTR Value 47 SYMBOL pmos 1104 1008 M180 SYMATTR InstName M4 SYMATTR Value IRFP9240C SYMBOL res 1104 912 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R25 SYMATTR Value 47 SYMBOL res 1136 624 R0 SYMATTR InstName R26 SYMATTR Value 0.33 SYMBOL cap 304 816 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 50p SYMBOL res 304 704 R0 SYMATTR InstName R27 SYMATTR Value 5k SYMBOL cap 560 576 R0 SYMATTR InstName C5 SYMATTR Value 10µ SYMBOL voltage 896 448 R90 WINDOW 0 -32 56 VBottom 2 WINDOW 3 32 56 VTop 2 WINDOW 123 56 56 VTop 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 0 SYMATTR Value2 AC 1 SYMBOL cap 288 352 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C6 SYMATTR Value 2p TEXT 1568 1088 Left 2 !.op TEXT 424 1104 Left 2 ;re ~ 2.6 ohms TEXT 56 -200 Left 2 ;+ 45V TEXT 160 1256 Left 2 ;- 45V TEXT 1560 1184 Left 2 !.options maxstep=0.48831106u TEXT 1560 1232 Left 2 !.option plotwinsize=0 TEXT 1560 1280 Left 2 !.four 20khz 10 4 v(vout) TEXT 168 -360 Left 2 ;THD+N 1 kHz <0.04% TEXT 104 -400 Left 2 ;Amplifier Total Harmonic Distortion TEXT 1568 1040 Left 2 !.include "Cordell Models.txt" TEXT 864 1376 Left 2 ;copyright Clímax Audio 04/05/2013 TEXT 168 -328 Left 2 ;THD+N 20 kHz <0.5 % TEXT 152 -288 Left 2 ;Phase Margin = 45 degrees TEXT 1560 904 Left 2 ;Output Power (RMS): TEXT 1560 944 Left 2 ;125 W (RL = 4 ohm (non inductive load,THD1 = 0.02%,|Vcc| = |Vee| = 45 V) TEXT 1568 984 Left 2 ;60 W (RL = 8 ohm (non inductive load,THD1 = 0.01%,|Vcc| = |Vee| = 45 V) TEXT 1584 1128 Left 2 !.tran 0 2m 0 50n