Version 4 SHEET 1 1672 1236 WIRE -352 464 -352 432 WIRE -96 -96 -96 -128 WIRE -96 -208 -96 -240 WIRE -352 352 -352 320 WIRE -736 352 -736 320 WIRE -736 432 -736 464 WIRE -1184 352 -1184 320 WIRE -1184 320 -864 320 WIRE -1184 432 -1184 464 WIRE 16 -112 16 -240 WIRE -736 64 -736 96 WIRE -736 96 -800 96 WIRE -1184 96 -1184 128 WIRE 144 224 144 -32 WIRE 16 32 16 -32 WIRE -416 96 -736 96 WIRE 80 416 80 448 WIRE 80 448 192 448 WIRE 192 448 192 416 WIRE 32 352 0 352 WIRE 32 400 0 400 WIRE 80 336 80 304 WIRE 80 304 128 304 WIRE 192 304 192 336 WIRE 80 464 80 448 WIRE 128 304 192 304 WIRE -352 320 -352 288 WIRE -320 -96 -352 -96 WIRE -352 -96 -352 -32 WIRE -208 -96 -208 -32 WIRE -208 352 -208 320 WIRE -208 432 -208 464 WIRE -416 160 -736 160 WIRE -416 224 -576 224 WIRE -576 224 -576 240 WIRE -576 432 -576 464 WIRE 16 32 -144 32 WIRE -144 224 144 224 WIRE -416 32 -576 32 WIRE -736 -240 -736 -16 WIRE -1184 208 -1184 240 WIRE -864 -240 -912 -240 WIRE -736 -240 -784 -240 WIRE -736 -240 -656 -240 WIRE -576 32 -576 0 WIRE -576 -80 -576 -240 WIRE -576 -240 -480 -240 WIRE -864 96 -1184 96 WIRE -400 -240 -96 -240 WIRE -656 -208 -656 -240 WIRE -656 -240 -576 -240 WIRE -656 -144 -656 -112 WIRE 16 -240 144 -240 WIRE 144 -240 144 -112 WIRE 16 32 240 32 WIRE 144 224 240 224 WIRE -96 -240 16 -240 WIRE -208 320 -208 288 WIRE -240 -96 -208 -96 WIRE -800 320 -736 320 WIRE -736 320 -736 160 WIRE -576 320 -576 352 FLAG -96 -96 0 FLAG -352 464 0 FLAG -352 320 -8V FLAG -96 -240 +12V FLAG -736 464 0 FLAG -1184 464 0 FLAG -656 -240 vr FLAG -1184 240 0 FLAG 80 464 0 FLAG 128 304 test FLAG 0 400 _out FLAG 0 352 out FLAG -208 464 0 FLAG -576 464 0 FLAG -912 -240 0 FLAG -656 -112 0 FLAG 240 32 out IOPIN 240 32 Out FLAG 240 224 _out IOPIN 240 224 Out FLAG -208 320 bias FLAG -1184 96 cin FLAG -1184 320 sin SYMBOL voltage -96 -224 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 12V SYMBOL voltage -352 336 R0 SYMATTR InstName V2 SYMATTR Value -8V SYMBOL res -752 336 R0 SYMATTR InstName RG4 SYMATTR Value 50 SYMBOL res 0 -128 R0 SYMATTR InstName RC6 SYMATTR Value 1k SYMBOL res 128 -128 R0 SYMATTR InstName RC12 SYMATTR Value 1k SYMBOL res -752 -32 R0 SYMATTR InstName RG10 SYMATTR Value 50 SYMBOL res 176 320 R0 SYMATTR InstName R1 SYMATTR Value 1 SYMBOL g 80 320 R0 SYMATTR InstName G1 SYMATTR Value 1 SYMBOL res -224 336 R0 SYMATTR InstName R2 SYMATTR Value 6.8k SYMBOL res -336 -80 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R3 SYMATTR Value 1k SYMBOL res -592 336 R0 SYMATTR InstName RG2 SYMATTR Value 50 SYMBOL voltage -1184 112 R0 WINDOW 3 26 125 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 28 94 Left 0 SYMATTR Value SINE(0 400m 1MEG) SYMATTR SpiceLine Rser=50 SYMATTR InstName V3 SYMBOL res -496 -224 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R4 SYMATTR Value 1k SYMBOL res -880 -224 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R5 SYMATTR Value 1k SYMBOL res -592 -96 R0 SYMATTR InstName R6 SYMATTR Value 50 SYMBOL cap -864 112 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMBOL cap -672 -208 R0 SYMATTR InstName C2 SYMATTR Value 0.1µ SYMBOL voltage -1184 336 R0 WINDOW 3 26 125 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 28 94 Left 0 SYMATTR Value SINE(0 1000m 10k) SYMATTR SpiceLine Rser=50 SYMATTR InstName V4 SYMBOL cap -864 336 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName C3 SYMATTR Value 10µ SYMBOL voltage -576 224 R0 SYMATTR InstName V5 SYMATTR Value 0 SYMBOL mc1496 -272 128 R0 SYMATTR InstName U1 TEXT -1048 72 Left 0 ;Carrier Input TEXT -1048 296 Left 0 ;Signal Input TEXT -1200 -96 Left 0 !.tran 0 1.5m 0.5m 0.01u TEXT -1184 -504 Left 0 ;DOUBLE BALANCED AM-MODULATOR\n \nModels: MC1496(Chip), MC1496M(SOIC), MC1496P(DIP)\nThe basic model MC1496 gives 40% reduction in simulation time.\n \nOffset V5 controls balance. \nChoose V5=0.5V for unbalanced modulation. TEXT -1200 -24 Left 0 !.OP TEXT -1200 -64 Left 0 !.options plotwinsize=0 TEXT -1200 -152 Left 0 !.include mc1496x.mod TEXT -528 280 Left 0 ;offset TEXT -120 96 Left 0 ;MC1496\nMC1496M\nMC1496P TEXT -8 496 Left 0 ;Only for some testing RECTANGLE Normal 256 528 -64 272