Version 4 SHEET 1 2032 680 WIRE 480 -336 480 -352 WIRE 544 -256 480 -256 WIRE 576 -256 544 -256 WIRE 576 -240 576 -256 WIRE 624 -240 624 -272 WIRE 560 -192 464 -192 WIRE 784 -192 640 -192 WIRE 464 -96 464 -192 WIRE 512 -96 464 -96 WIRE 784 -96 784 -192 WIRE 784 -96 576 -96 WIRE 784 -64 784 -96 WIRE 80 64 64 64 WIRE 192 64 80 64 WIRE 368 64 272 64 WIRE 464 64 464 -96 WIRE 464 64 368 64 WIRE 528 64 464 64 WIRE 656 64 608 64 WIRE 784 64 784 32 WIRE 784 64 736 64 WIRE 816 64 784 64 WIRE 64 112 64 64 WIRE 208 128 208 112 WIRE 256 128 256 112 WIRE 528 144 480 144 WIRE 672 144 608 144 WIRE 720 144 672 144 WIRE 816 144 800 144 WIRE 480 160 480 144 WIRE 64 208 64 192 WIRE 208 224 208 208 FLAG 80 64 In FLAG 816 64 0 FLAG 368 64 Out FLAG 480 -352 0 FLAG 544 -256 Short FLAG 480 160 0 FLAG 816 144 0 FLAG 672 144 Rotor FLAG 256 128 0 FLAG 208 224 0 FLAG 64 208 0 FLAG 624 -272 0 SYMBOL ind2 512 80 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 5 56 VBottom 2 SYMATTR InstName L1 SYMATTR Value 16k SYMATTR Type ind SYMBOL sw 656 -192 R90 WINDOW 0 24 -16 VRight 2 WINDOW 3 24 96 VRight 2 SYMATTR InstName S2 SYMBOL voltage 480 -240 R180 WINDOW 0 -77 154 Bottom 2 WINDOW 3 194 127 Top 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V_chop_2 SYMATTR Value PULSE(0 10 8u 1u 1u 2u 10u) SYMBOL res 752 48 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 50k SYMBOL ind2 624 128 R90 WINDOW 0 4 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName L2 SYMATTR Value 1p SYMATTR Type ind SYMBOL voltage 704 144 R270 WINDOW 123 0 0 Left 2 WINDOW 39 -52 3 VRight 2 WINDOW 0 39 72 VRight 2 WINDOW 3 -85 -52 VRight 2 SYMATTR SpiceLine Rser=1p SYMATTR InstName V3 SYMATTR Value SINE(0 590u 100k) SYMBOL cap 576 -112 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 10µ SYMBOL voltage 64 96 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 0 15 4 Left 2 SYMATTR InstName V_bat_1 SYMATTR Value 300 SYMBOL voltage 208 112 R0 WINDOW 0 49 55 Left 2 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 43 106 Left 2 SYMATTR InstName V_chop_1 SYMATTR Value PULSE(0 300 0 1u 1u 5u 10u) SYMBOL sw 288 64 M270 WINDOW 0 20 15 VLeft 2 WINDOW 3 21 134 VLeft 2 SYMATTR InstName S1 SYMBOL Misc\\neonbulb 784 -16 R0 WINDOW 0 -158 -26 Left 2 SYMATTR InstName Neon_Bulb TEXT 72 8 Left 1 !.model sw SW(Ron=10 Roff=10Meg Vt=1 Vh=0.1) TEXT 288 88 Left 2 !.tran 0 10000.03m 10 TEXT 40 -80 Left 2 ;LTSpice inverts amperage\npolarity on voltage sources,\nsuch as V_bat_1. TEXT 40 -344 Left 2 ;Phases of each Duty Cycle are...\n1) 0  50% V_bat_1 is ON.\n2) 50%  100% V_bat_1 is OFF.\n3) 80%  100% Self-Shorted Coil. TEXT 336 120 Left 2 !K1 L1 L2 1 TEXT 40 -224 Left 2 ;V_bat_1 is the battery pack.\nL1 and R1 is the coil.\nL2 and V3 is a rotating bar magnet.\nS1 and S2 is the commutator.\nC1 reduces commutator arcing. TEXT 552 -336 Left 1 ;Battery with a SPST chopper. TEXT 8 352 Left 2 ;-36.215 W avg = V(in) * I(V_bat_1) × (-1) TEXT -8 384 Left 2 ;("1) × 577.52 mA RMS = I(V_bat_1) × (-1) TEXT 104 320 Left 2 ;-522.08 W avg = V(out) × I(L1) TEXT 112 448 Left 2 ;("1) × 980.18 V RMS = V(out) TEXT 488 448 Left 2 ;("1) × 789.01 mA RMS = I(L1) TEXT 80 288 Left 2 ;31.648 kW avg = V(rotor) × I(L2) TEXT 552 -320 Left 1 ;L1 and L2 are tightly coupled. TEXT 184 536 Left 2 ;All of the gain is provided by the neon bulb, the\ncapacitor, and the permanent magnet rotor. TEXT 488 288 Left 2 ;3.2162 p&! = V(rotor) ÷ I(L2) TEXT 488 320 Left 2 ;-1.0508 k&! = V(out) ÷ I(L1) TEXT 488 352 Left 2 ;618.54 k&! = V(in) ÷ I(V_bat_1) × (-1) TEXT 80 416 Left 2 ;("1) × 317.16 µV RMS = V(rotor) TEXT 488 416 Left 2 ;("1) × 99.8 MA RMS = I(L2) TEXT 488 384 Left 2 ;^^^^^^^^ IMPEDANCES ^^^^^^^^ TEXT 360 496 Left 2 ;300 V RMS = V(in)