Dc-Ac Power Converter

DC-AC POWER CONVERTER J. Ruffell Holidaymakers, do not forget this low-cost power converter when you are packing for this year"s camping tour. The converter works from the car battery, is simple-to-build from standard components, and provides you with up to sixty watts to power mains-operated loads such as a shaver, a small fluorescent tube, and (dare we suggest it?) a soldering iron. There is nothing to beat the good old camp fire, candles, or pale moonlight to light holidaymakers gathered for the evening barbecue on the camping site. An electric light source, on the other hand, is the thing you want when tentpegs are to be driven in the ground in the middle of the night, somewhere, in the dark, on an un- familiar site. An AC converter is also handy for the daily shave, for the portable TV set, a small fluorescent tube, a radio, oscilloscope or computer. Circuit description The circuit diagram of Fig. 1 shows that the DC-AC power converter is built from commonly available and ine...