Published:2009/6/29 22:05:00 Author:May | From:SeekIC
Uses 200-W lamp as current-limiting resistor in transformer primary circuit. Serves in place of older types of chargers using copper-oxide or tungar-bulb rectifiers.-H.Olson, Battery Chargers Exposed, 73 Magazine, Nov.1976, p 98-100 and 102-104.
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