Circuit arrangements

Full Title

Circuit arrangements or apparatus for igniting or operating discharge lamps (structurally associated with the discharge lamps H01J61/54, H01J61/56) > Circuit arrangements

Child Classifications

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• H05B 41/16 in which the lamp is fed by DC or by low-frequency AC, e.g. by 50 cycles/sec AC
• H05B 41/24 in which the lamp is fed by high frequency AC (H05B41/26 takes precedence)
• H05B 41/26 in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
• H05B 41/30 in which the lamp is fed by pulses, e.g. flash lamp
• H05B 41/36 Controlling
• H05B 41/46 Circuits providing for substitution in case of failure of the lamp