Version 4
SHEET 1 1296 680
WIRE 208 -112 160 -112
WIRE 368 -112 208 -112
WIRE 512 -112 368 -112
WIRE 544 -112 512 -112
WIRE 160 -32 160 -48
WIRE 208 -32 160 -32
WIRE 208 -16 208 -32
WIRE 544 -16 544 -112
WIRE 208 0 208 -16
WIRE 0 48 -80 48
WIRE 32 48 0 48
WIRE 128 48 112 48
WIRE 144 48 128 48
WIRE -80 176 -80 48
WIRE 0 176 0 112
WIRE 208 176 208 96
WIRE 208 176 0 176
WIRE 544 176 544 64
WIRE 544 176 208 176
WIRE 624 176 544 176
WIRE 624 192 624 176
WIRE 368 208 368 -112
WIRE 416 208 368 208
WIRE 0 256 0 176
WIRE 368 288 368 272
WIRE 416 288 368 288
WIRE 416 320 416 288
WIRE 352 352 336 352
WIRE -80 368 -80 256
WIRE 0 368 0 320
WIRE 0 368 -80 368
WIRE 240 368 0 368
WIRE 336 368 320 368
WIRE 352 368 336 368
WIRE 544 416 544 176
WIRE 544 416 416 416
FLAG 512 -112 Akku48p
FLAG 624 192 0
FLAG -80 48 V1p
FLAG -80 368 V1m
FLAG 128 48 Q1B
FLAG 336 368 Q2B
FLAG 208 -16 Q1C
SYMBOL voltage -80 160 R0
WINDOW 3 -396 54 Left 2
WINDOW 123 24 44 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value SINE(0 3 1 0.01 0.01 0.5)
SYMATTR Value2 AC 0
SYMATTR InstName V1
SYMBOL voltage 544 -32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL diode -16 256 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 16 112 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL npn 144 0 R0
WINDOW 0 74 38 Left 2
SYMATTR InstName Q1
SYMATTR Value 2N2369
SYMBOL diode 176 -48 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D3
SYMATTR Value 1N4148
SYMBOL ind 192 -128 R0
SYMATTR InstName L1
SYMATTR Value 20m
SYMATTR SpiceLine Rser=145
SYMBOL npn 352 320 R0
SYMATTR InstName Q2
SYMATTR Value 2N2369
SYMBOL diode 384 272 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMATTR Value 1N4148
SYMBOL ind 400 192 R0
SYMATTR InstName L2
SYMATTR Value 20m
SYMATTR SpiceLine Rser=145
SYMBOL res 224 352 M90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res 16 64 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 1k
SYMATTR SpiceLine tol=1 pwr=0.1
TEXT -112 488 Left 2 !.tran 1
TEXT -424 -208 Left 2 !.model SW_rel1 SW(Ron=140 Roff=1Meg Vt=0 Vh=-.5 Lser=10n Vser=.6)
TEXT -424 -176 Left 2 !.model SW_rel2 SW(Ron=140 Roff=1Meg Vt=0 Vh=-.5 Lser=10n Vser=.6)