H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
H02M1/00—Details of apparatus for conversion
H02M1/14—Arrangements for reducing ripples from DC input or output
Dispositif de reproduction d'images muni d'un tube de reproduction d'images ainsi que d'un circuit pour alimenter le filament de ce tube