Dual spiral line generator method and apparatus for starting low

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Filament – electric heater – or resistance in shunt with the...

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307106, 315 46, 315287, H01J 744, H01J 1346, H01J 1734, H01J 1978

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active

046085211

ABSTRACT:
A starter circuit for metal halide discharge lamps in which a pair of spiral line generators are coupled between the source of lamp operating power and the electrodes of the high intensity discharge lamp. The spiral line generators are connected across the electrodes, in accordance with the invention, in a manner such that the high voltage short duration pulses from the spiral line generators are substantially additive across the discharge lamp electrodes, thus, in effect, substantially doubling the breakdown voltage available across the discharge lamp electrodes.

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"Novel Principle of Transient High-Voltage Generation" by Fitch et al., Proceedings IEEE, vol. III, No. 4, Apr. 1964.

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