{TAIL ~ A power supply} for a color display device of the type in which the color of {HEAD ~ light} emitted by a phosphor screen is changed by switching an electron accelerating voltage between different levels, the switching being digitally controlled and being connected so that descending voltage changes are recycled to efficiently drive the supply 
{ TAIL ~ A power supply } for a color display device of the type in which the color of { HEAD ~ light } emitted by a phosphor screen is changed by switching an electron accelerating voltage between different levels , the switching being digitally controlled and being connected so that descending voltage changes are recycled to efficiently drive the supply
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